Pe vs pp chemical resistance. Use this chart to help guide your component selection.

Pe vs pp chemical resistance. 635 tickness) of PP were immersed during 30 days in the pure substance. In the polyolefin family, polyethylene (PE) and polypropylene (PP) are two common and widely used materials. Polypropylene has excellent fatigue resistance, but it is also used for many single-use plastic applications, such as food packaging Jan 15, 2024 · Chemical Resistance: In chemical resistance, crucial for tank applications, polypropylene holds an advantage. However, they have distinct differences. Polypropylene, abbreviated as PP, is renowned for its resistance to chemical corrosion and its high melting point, which makes it suitable for applications that involve high-temperature processes. Polypropylene Chemical resistance of Polypropylene - PP - to acids, bases, organic substances and solvents. Access the Chemical Resistance Chart at Plastics International to select the right materials for your needs. It is the Dec 15, 2024 · Chemical Resistance: Evaluate how each material reacts to chemicals and solvents— Polypropylene and Polyethylene are excellent for chemical resistance, while POM works well for most neutral environments. Therefore, the only way to estimate the final product resistance is simulating the real situation, inspecting visually and through tests of mechanical resistance the material after exposure to chemical products. It can resist a broader range of organic solvents, chemicals, and acids compared to polyethylene, making it the preferred choice for corrosion-resistant tanks. Attached are chemical resistance data, withdraw from the literature, based on ASTM D 543 – Standard Practices for Evaluating the Resistance of Plastics to Chemical Reagents. The ability to measure and predict chemical resistance is Polypropylene (PP) and polyethylene (PE) are two of the most widely used plastics in the world. This article aims to provide a comprehensive review of the advantages and limitations of each material for storage tank production and analyze their industrial applications. PP Pipes What's the Difference? HDPE (High-Density Polyethylene) pipes and PP (Polypropylene) pipes are both popular choices for various piping applications due to their durability, flexibility, and resistance to corrosion. Otherwise known as polypropene, its chemical formula was discovered in 1951 by Paul Hogan and Oct 27, 2024 · Its UV resistance makes it ideal for outdoor use where long-lasting clarity is essential. LDPE is known for its flexibility, transparency, and excellent chemical resistance, making it suitable for products like plastic bags, squeeze bottles, and food packaging. Polypropylene is suitable for use in food, drinking water, and ultra-pure waters, as well as in pharmaceutical, chemical, and other industries. Both materials exhibit excellent chemical resistance, but HDPE is more resistant to moisture, while PP has a higher resistance to organic solvents. Special considera-tion must be given to the expected service Nov 2, 2023 · Polypropylene is a polymer known for its stiffness and resistance to chemical solvents, bases, and acids. PE has better tensile strength, while PTFE offers superior temperature resistance. Varying conditions such as temperature, pressure and exposure time can affect reactivity. Chemical Resistance Capabilities Both polypropylene and polyethylene perform well against chemical exposure, but there are distinct differences. Tanks made of polypropylene are favored because of their higher resistance to chemicals and high-temperature tolerance. Learn more about chemical resistant plastic materials with our comprehensive chemical resistance chart for plastics. Polypropylene — Satisfactory to 120° F. HDPE Plastic vs. HDPE HDPE Material Polyethylene is a kind of thermoplastic polymers, which means that it turns into liquid by reaching its melting point and turns into solid by reaching its freezing point. So depending on your application needs, either PP or PE could be the right choice! Feb 8, 2024 · High chemical resistance: PP is slightly more rigid and chemically resistant than PE. Polyacetal — Satisfactory to 72° F. Apr 26, 2023 · Polypropylene is a multifaceted polymer commonly found in food packaging, consumer goods packaging, carpets, and ropes. Solvents may cause softening, swelling and permeation losses with LDPE, HDPE, PP, PPCO and PMP. Polypropylene is ideal for applications that require strength, rigidity, and high-temperature resistance, while polyethylene excels in flexibility, cost-effectiveness, and chemical resistance. Polypropylene (PP) is a semi-crystalline thermoplastic known for its toughness, chemical resistance, and low moisture absorption. Resin Comparison and Chemical Compatibility Chart (Based on Nalgene® Plastic Containers) Look up chemical compatibility for major resins: LDPE - low density polyethylene HDPE - high density polyethylene PP - Polypropylene and polypropylene copolymer** PMP - polymethylpentene PET, PETG and PETE - polyethylene terephthalate Aug 8, 2024 · 2. Depending on the plastic, the effect may be crazing, cracking, loss of strength or discoloration. Polypropylene fibers are used in items like ropes, carpets, and clothing due to their water repellence and robustness. Compare their properties, pros, and cons and contact us the best material. Other factors affecting chemical resistance include pressure and internal or external stresses (e. View the chemical resistance of plastics chart below to learn more about each material’s resistance to different chemicals. Some typical attributes of Polypropylene include: High melting point Excellent chemical resistance Strong moisture resistance Rigidity Owing to its high melting point, Polypropylene is suitable for applications requiring tolerance to elevated temperatures. Ensure compatibility and durability for your projects. While polypropylene is highly resistant to many chemicals at room temperatures, its chemical resistance decreases with increased temperatures. Porous plastics are made from commercially available grades of polyethylene or polypropylene. These values are based on laboratory tests with raw materials. BACKGROUND As a general class of materials, polyethylene (PE) and polypropylene (PP) are recognized for their excellent resistance to harsh chemical environments. PP chemical resistance HMC Polymers’ polypropylene resins, like most polyole˚ns, are highly resistant to solvents and chemicals. Understanding the unique characteristics of each material helps you select the right material for industrial and consumer applications. Use this chart to help guide your component selection. While polyethylene may have a higher tensile strength and impact resistance, polypropylene offers better chemical resistance and stability at high temperatures. Still, for most everyday chemical exposure, PE will do the job just fine. Polyethylene Chemical Resistance Chart CDF Corporation uses only the highest quality raw materials available. Key Differences Between Plastics in Various Industries The primary differences between PC, PP, PVC, PE, PET, and PMMA lie in their thermal stability, chemical resistance, flexibility, and transparency. The difference between polypropylene vs polyethylene is in physical and chemical properties, applications and production processes. Its dielectric properties are also lower than those of PEEK, making PP less suitable for applications requiring high electrical insulation and heat resistance. Apr 3, 2025 · Both polyethylene and polypropylene are employed in textiles, though in different capacities. LDPE vs. The table „Chemical resistance of plastics“ was kindly provided by the company Bürkle GmbH to the Kendrion Kuhnke Automation GmbH and was integrated into the Kendrion layout. It can withstand exposure to many harsh substances without significant degradation. Choose Polypropylene (PP) when your application demands: Higher rigidity and heat resistance. Polyethylene is widely used in the production of all kinds of plastic accessories used in Jul 2, 2025 · Here’s a head-to-head comparison of polypropylene bags vs polyethylene bags: Polypropylene (PP): Resistant to moisture, polypropylene’s strength, versatility, and durability are optimal for bulk shipping of agricultural products, animal feeds, seeds, textiles, electronics, and sterilized medical applications. Sep 23, 2024 · Polyethylene (PE) and Polypropylene (PP) are two of the most widely used thermoplastic polymers for film applications. Oct 7, 2023 · Polypropylene and polyethylene are both polymers that see widespread usage in various industries due to their versatile properties. Learn about their properties, applications, and which plastic suits your production needs best. Superior chemical and grease/oil resistance. Jun 2, 2023 · On the other hand, polypropylene (PP) is a semi-crystalline thermoplastic with good chemical resistance but only adequate mechanical strength and thermal stability. In general, the less compounding components used the better the chemical resistance. For specific information about the resistance of high-density polyethylene (HDPE) to disinfectants, please see PPI Technical Note-44 Long Term Resistance of AWWA C906 Polyethylene (PE) Pipe to Potable Water Disinfectants and PPI Technical Note-49 Recommendations for AWWA C901 Service Tubes in Potable Water Applications. PTFE What's the Difference? Polypropylene (PP) and polytetrafluoroethylene (PTFE) are both types of thermoplastics commonly used in various industries. Polyethylene: PE also has good chemical resistance, but it is less resistant than polypropylene, particularly to strong oxidizing agents and certain solvents. Polypropylene (PP): Chemical Composition and Structure HDPE's Chemical Composition and Molecular Structure High Density Polyethylene - Structure Source: entecpolymers. Chemical resistance. Polyethylene is a chemical synthesis of ethylene, usually made up of a mixture of crude oil and natural gas. Thermoplastic pipes with significant filler percentages may be susceptible to chemical May 17, 2022 · Polyethylene vs Polypropylene: Which Is the Best Polymer? Both polyethylene and polypropylene offer excellent benefits, including flexibility, impact resistance, heat resistance and low toxicity — making them ideal for food containers, signage and other applications. But PP is slightly better when it comes to resisting organic solvents and acids. Polyethylene (PE): Highly resistant to most chemicals, including oxidants; less resistant to hydrocarbons and solvents over time. Summary: Choose Polyethylene (PE) when your application requires: High flexibility and performance in cold temperatures. Apr 4, 2025 · Both PE and PP are resistant to various chemicals. But what is the key difference between them? On one hand, PP is strong and flexible, while PE is lightweight but durable. The ability to measure and predict chemical resistance is Plastics - Chemical Resistance Chart Material Formula Acids - Acids - Alcohols Alkalis Aromatic Greases and Apr 2, 2024 · Chemical Properties Chemical resistance: The chemical resistance of PE is higher than PP. Unstresses test specimens (dumbbells 76. Jun 5, 2023 · Conclusion Taking a closer look at polyethylene (PE) and PTFE (Teflon), it's clear that both materials have unique mechanical properties and applications. Mar 19, 2025 · Discover the critical differences between polypropylene and polyethylene across performance metrics, cost-effectiveness, environmental impact, and safety considerations for informed material selection decisions. PP What's the Difference? LDPE (Low-Density Polyethylene) and PP (Polypropylene) are both types of thermoplastic polymers commonly used in various applications. Propylene glycol Pyridine Salicylic acid, saturated LDPE and HDPE at 20C°-50C° show little or no damage after 30 days of Polyethylene Chemical Resistance Chart CDF Corporation uses only the highest quality raw materials available. What is polypropylene? Polypropylene (PP) is a semi-crystalline thermoplastic made from the polymerisation of propylene monomers. LDPE & HDPE resistance listed by chemical 50C° show immediate damage and are not recommended. Learn about their properties, applications, cost, and which is best for your needs in this comprehensive comparison. The ratings for these materials are based upon the chemical resistance only. Nylon excels in superior durability, elasticity, higher heat resistance, and lower friction. HDPE typically exhibits higher tensile strength and hardness, making it well-suited for applications requiring robust mechanical performance. Read on to learn more about their physical characteristics, environmental impacts, cost This Polypropylene Chemical Compatibility Chart is a shorthand tool for describing the suitability of miniature fluidic and pneumatic polypropylene components for contact with various chemicals. May 24, 2023 · Discover the key differences between polyethylene and polypropylene based on their chemical composition, properties, processing & recycling techniques, applications, and other factors. It can also be autoclaved and is better for use in higher temperature situations. PE is non-polar in nature and has high chemical resistance. Transparency. PP in chemical resistance? PETG (Polyethylene Terephthalate Glycol) PETG offers strong resistance to water-based chemicals, including common substances like alcohol and weak acids. Nov 18, 2024 · Choosing the Right Material Choose Polypropylene for applications requiring higher temperatures, rigidity, and moisture resistance, such as food containers or automotive parts. This technical note provides a basic resistance rating for many chemicals. Jun 2, 2023 · Polypropylene also has better resistance to chemicals than polyethylene, while PE exhibits greater resistance to impact and UV radiation. Polyethylene, the basic building block of HDPE, is the highest production volume of plastic in the world, and polypropylene has the second-highest production volume. However, what remains the same between them is their ability to perform in a variety of settings. What Chemicals are Compatible with Polypropylene? In general, polypropylene is chemically less resistant than polyethylene Polypropylene offers good resistance to non-oxidizing acids and bases, fats and most organic solvents At elevated temperature, polypropylene can be dissolved in nonpolar solvents such as xylene, tetralin and decalin. Special considera-tion must be given to the expected service These raw materials have outstanding resistance to both physical and chemical attacks. At higher temperatures, the chemical resistance is exceptional. com Chemical Composition: (C2H4)n PP, on the other hand, provides greater flexibility and resistance to fatigue, making it suitable for automotive and textile applications. The following chart should be used as a guide for evaluating the suitability of our products with various chemical agents. To sum it up… In conclusion, while choosing the appropriate tank for a particular application, it is essential to have a solid awareness of the difference between polypropylene tanks vs polyethylene tanks. Thermoplastics and elastomers have outstanding resistance to a wide range of chemical reagents. Apr 17, 2025 · Explore key differences between polyethylene (PE) and polypropylene (PP) bags: chemical properties, heat resistance, durability, and applications. It is often used in products that require a higher working temperature and more rigidity, like automotive parts, industrial fibers, and household goods. Another key mechanical property of polypropylene is its low density, which adds to its cost-effectiveness. Excellent moisture barrier properties. The chemical resistance of plastic piping is basically a function of the thermoplastic material and the compounding components. . Apr 12, 2024 · Polypropylene: A champion against chemical warfare, PP boasts superior resistance to acids, organic solvents, and even harsh cleaning agents. Due to the larger surface area and lower density of porous plastics, the chemical resistance may vary from that of PP - (Polypropylene) is a lightweight polyolefin and generally high in chemical resistance. While both materials are similar in some ways, they have distinct differences in terms of chemical structure, properties, and applications. Factors like temperature, concentration of the driving forces, duration and mechanical load are important criterions for the examinations of chemical resistance. PVC: Good for acids, bases, and salts; vulnerable to organic solvents and strong oxidants at high Polypropylene (PP) is known for its outstanding chemical and heat resistance. It is autoclavable and widely used in creating lab plasticware, such as instrument jars and trays. Polypropylene offers good resistance to non-oxidizing acids and bases, fats and most organic solvents. It is commonly used in packaging materials, bottles, and toys. PP vs. Apr 7, 2025 · Discover the key differences between polyethylene and polypropylene in manufacturing. The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of compatibility before using any SpillTech product. Nov 6, 2023 · Chemical Resistance: Both materials are resistant to a wide range of chemicals and compounds. On the other hand, polyethylene is prized for its Apr 7, 2025 · Polypropylene (PP) and high-density polyethylene (HDPE) are both known for their excellent chemical resistance, which is essential for compliance in chemical processing industries. From packaging to construction, these materials have become a staple for many industries. Agricultural Uses Jun 28, 2023 · The chemical resistance properties of polypropylene and polyethylene offer significant cost-saving benefits for businesses. PE (especially LDPE) is more flexible, while PP is stiffer and more durable under mechanical stress. Jul 10, 2024 · PE is appreciated for its versatility, ease of processing and strength. The difference between polypropylene and polyethylene is that polypropylene offers a higher melting point. centrifugation), length of Jun 25, 2025 · Furthermore, PP has excellent chemical resistance, meaning it does not react easily with chemicals, thus finding applications in chemical industries. Chemical Structure PP and PE plastics both belong to the polyolefin family. Ceramag — Satisfactory to 72° F. Polyethylene is a versatile and widely used plastic known for its excellent chemical resistance, low density, and high impact strength. The following chart should be used as a guide for evaluating the suitability of our products with the chemical agent you plan to use. For applications that involve exposure to Understand the core differences between PP vs PE plastic (polypropylene and polyethylene). Polyethylene, on the other hand, is renowned for its flexibility and is the most common plastic globally, used in packaging films May 29, 2024 · Polypropylene (PP) offers affordability, lighter weight, excellent chemical resistance, and a good moisture barrier. PP is known for its high chemical resistance, durability, and low cost, making it a popular choice for packaging, automotive parts, and household products. Jan 31, 2025 · This characteristic makes polypropylene stand out when durability under heat is critical. In industry, it also includes copolymers of ethylene and small amounts of alpha-olefins. Polypropylene, with its higher rigidity and heat resistance, excels in applications that require high temperature and strength. Flexibility and strength. Chemical Resistance When it comes to chemical resistance, which is one of the most important factors of plastic tanks, polypropylene has a specific advantage over polyethylene. Chemical Compatibility Guide For Polyethylene Items This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. Better UV resistance for outdoor applications Polypropylene is a durable thermoplastic known for its chemical resistance. By understanding the unique properties of PE and PP, you can make an informed Polypropylene is frequently used for packing products that need high-temperature sterilization, whereas polyethylene is used for packaging products needing strong protection because of chemical and moisture resistance. PP is praised for its high temperature resistance, while PTFE is praised for its chemical resistance and tolerance to high temperatures. Some common characteristics of polypropylene include High melting point Good chemical resistance Good moisture resistance Rigidity Since polypropylene has a high melting point, it can be used in applications where it needs to withstand higher temperatures. Sep 3, 2024 · Explore the chemical resistance of Polypropylene with various substances in our detailed chart for safe material selection. 2 mm length x 0. Polypropylene is also more chemically resistant, allowing it to operate in and around harsher environments. Both materials offer good chemical resistance, but PP has better resistance to organic solvents, degreasing agents, and electrolytic attacks. What Chemicals are Compatible with Polypropylene? In general, polypropylene is chemically less resistant than polyethylene. Understanding its chemical compatibility is crucial for its safe and effective use in packaging, lab equipment, and industrial processes. Conclusion In conclusion, after years of experience in the industry, it is clear that both polypropylene and polyethylene have their strengths and weaknesses. This property has resulted in the successful utilization of polyolefins in applications such as chemical tanks, industrial piping, automotive batteries, lab ware, etc. This makes it perfect for chemical storage containers or laboratory equipment. Here is a closer look at its defining characteristics: Polypropylene’s chemical resistance to laboratory chemicals Polypropylene is highly resistant to many bases, including strong alkalis (bases) such as Chemical resistance of Polyethylene - PEH - to common products. Plastic components produced from these raw materials are frequently subject to influences that cannot be recognized in standard Polyethylene (PE) and polypropylene (PP) stand out as widely used materials in this field due to their unique physical and chemical properties. Polyethylene is leveraged in protective clothing and tarpaulins, thanks to its moisture resistance and flexibility. Among many of the positive attributes of polypropylene, it is probably best known for its resistance to highly aggressive chemicals. Cost-effective solutions with better recyclability. However, HDPE pipes are known for their higher strength and impact resistance compared to PP pipes, making them ideal for applications where high pressure May 7, 2025 · 3. The solvent effects on these five resins are normally reversible; the part will usually return to its normal condition after evaporation Differences Between HDPE and PP The primary distinctions in the physical properties of HDPE (High-Density Polyethylene) and PP (Polypropylene) lie in their tensile strength, hardness, and heat resistance. g. chemical resistance chart for polyethylene, polycarbonate, polypropylene, polytetrafluoroethylene (ptfe) and polymethylpentene Chemical Resistance of Polypropylene and Polyethylene Generally speaking, the chemical resistance of polypropylene and polyethylene is considered superior to that of met-als. What type of plastic offers the best resistance to various chemicals? Polypropylene is almost as resistant as polyethylene, but with a few specific chemicals it offers superior resistance. PP What's the Difference? HDPE plastic and PP (polypropylene) are both popular types of plastic used in a variety of applications. Their chemical resistance makes both PE and PP suitable for handling many different commodities and therefore makes them highly versatile and capable of meeting various industry needs. Chemical Resistance Both PE and PP have excellent chemical resistance, which is why they’re so widely used in lab equipment, containers, and packaging. In this guide, we will explore the essential facts about its resistance to The reactive combination of different chemicals or compounds of two or more classes may cause an undesirable chemical effect or result in an increased temperature, which can affect chemical resistance (as temperature increases, resistance to attack decreases). Both materials demonstrate excellent resistance to various chemicals, protecting products from damage, leaks, and contamination. It should also be noted that the exact nature of each type of PP and density of PE means they have particular characteristics. Although Type 1 polypropylene conforming to ASTM D2146 is slightly lower in physical properties than PVC, it is chemically resistant to organic solvents as well as acids and alkalis. Conversely, polyethylene, or PE, is celebrated for its flexibility Jun 21, 2024 · Chemical Resistance Polypropylene: PP has excellent resistance to most chemicals, acids, and solvents. Polypropylene is generally high in chemical resistance but should not be used in contact with halogenated and aromatic hydrocarbons or strong oxidizing acids. Make informed choices for your business needs. Jun 24, 2025 · Discover the differences between polyethylene and polypropylene in industrial applications. Jun 7, 2024 · PE vs PP Bags: Chemical and Heat Resistance If you plan on using poly bags in more challenging environments, you’ll need to consider the heat and chemical resistance properties of each type. Will your packaging be exposed to chemicals and corrosive agents? While polyethylene bags are generally more durable than polypropylene ones, the latter outperforms the other when it comes to chemical Dec 31, 2022 · Polypropylene (PP) and HDPE (High-Density Polyethylene) are both commodity thermoplastics. HDPE is known for its high strength-to-density ratio, making it a durable and versatile material for containers, pipes, and packaging. Chemical Resistance The following table contains an evaluation of chemical resistance to a number of fluids, judged to be either aggressive or not towards Polyethylene, Polypropylene or Polystyrene. Key Differences of PP and PE Plastic Chemical Structure and Properties PP Plastic: Polypropylene has a semi-crystalline structure, which makes it tougher and more heat-resistant compared to polyethylene. Opt for Polyethylene for products that need flexibility (LDPE) or strength and durability (HDPE), like bags, bottles, or industrial pipes. Jul 12, 2022 · What is Polyethylene (PE)? Polyethylene, abbreviated as PE, is a thermoplastic resin obtained by the polymerization of ethylene. Because of these characteristics, it is frequently used in food packaging and automotive parts. Learn which is ideal for bulk packaging, reusable shopping bags, or industrial use. They are unaffected by most inorganic acids, alkalis, and aqueous solutions which rapidly corrode metals, although some concentrated acids and oxidizing agents can attack them, especially at elevated temperatures Dec 23, 2022 · Polypropylene is a versatile polymer that can be found in: packaging for food and other consumer goods, carpets, and ropes. It is non-reactive to many acidic and basic medias. Buna-N — Satisfactory for “O” Rings. The information in this chart has been supplied to Biotix by various reputable raw material manufacturers, and is to be used only as a guide in selecting products for appropriate chemical compatibility. Both PE and PP are recyclable, though PE is more commonly recycled in consumer products. Mar 17, 2023 · That is why you will see that most products prioritizing durability will use polypropylene over polyethylene. Dec 8, 2024 · When PP vs PS, it should be noted that polypropylene is a versatile polymer known for its exceptional chemical resistance, strength, and toughness, and is widely used in various industries. In contrast, polyethylene (PE) is valued for its flexibility and chemical resistance, finding use in a wide range of products, such as grocery bags and films. These materials are resistant to a broad spectrum of solvents and chemicals. Although they share similar chemical structures, they exhibit significant differences in performance. The results of extensive laboratory and actual ˚eld installation tests of polypropylene’s chemical resistance are reported in this downloadable PDF which is periodically updated. Polyethylene is odorless, non-toxic, feels like wax, has excellent low-temperature resistance (minimum operating temperature can reach -70 ~ -100 ℃), has good chemical Jan 30, 2023 · Although PP and PE both share similar material properties, there are pros and cons to each you need to know about when selecting the right injection moulded component. What's the Difference? Polyethylene and polypropylene are both types of thermoplastic polymers, but they have distinct differences. PE is generally good against acids and bases, while PP excels in resisting acids, alkalis, and organic solvents, making it ideal for harsh environments. Potassium permanganate LDPE and HDPE at 20C°-50C° show little or no damage after 30 days of constant exposure. It has a melting point of approximately 160°C (320°F), allowing it to maintain its shape and strength under higher temperatures. Polypropylene excels in resisting many acids and organic solvents. On the other We emphasize, that thickness, stressed areas, and processing conditions are factors that also affect the resin final resistance. Oct 15, 2024 · The comparison of PET vs. PP, on the other hand, is known for its high melting point and chemical resistance, making it ideal for use in HDPE Pipes vs. In general common chemical names are used. The data presented here was supplied by our raw material supplier and refers to solid forms of the polymer. Some effect after 7 days of constant exposure to the reagent. Jun 2, 2023 · Polypropylene (PP) is a tough thermoplastic with great chemical resistance and excellent electrical insulation properties, making it a popular choice for many applications. Long term exposure is not recommended and some discoloration PP vs. Its unique molecular structure enables better performance in demanding applications while maintaining cost-effectiveness. The tests can be speed up through the exposition to Polypropylene This chart is only meant to be used as a guide for chemical resistance. HDPE vs. Polypropylene — Satisfactory to 72° F. However, it is less resistant to stronger acids, bases, and some solvents. Its moisture Jun 7, 2024 · Polypropylene, lighter and more moldable, is ideal for packaging, textiles, and parts that need to withstand higher heat. When it comes to working with plastics, you must be aware of potential consequences of its exposure to certain chemicals. These raw materials have out-standing resistance to both physical and chemical attack. PE (polyethylene) polyethylene has been successfully used for many years in the safe transportation of drinking water and wastewater, hazardous waste, and compressed gases. Feb 15, 2025 · Polypropylene outperforms polyethylene due to its superior mechanical properties, higher heat resistance, better chemical stability, and improved durability. Polypropylene (PP): Resists acids, bases, and salts; limited resistance to strong oxidants and hydrocarbons. cbog fjbjq ialdj bksjt vydwz fpsm xpsm meby mivs javuef