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Common
Materials
AL2024 Chemical Element Content (%)
| Element | Fe | Si | Mn | Cr | Cu | Ti | Zn | Mg | Other individual | Others total | Additional |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | 0.3 | - | 3.8 | - | - | 1.2 | - | - | Al: Balance |
| Max | 0.5 | 0.5 | 0.9 | 0.1 | 4.9 | 0.15 | 0.25 | 1.8 | 0.05 | 0.15 | Al: Balance |
AL2024 is a high-strength aluminum alloy known for its excellent fatigue resistance, often used in aerospace, automotive, and general engineering applications. Notable for its good machinability and superior strength-to-weight ratio, it benefits from enhanced strength when heat treated. However, it has limited corrosion resistance and requires protective coating in corrosive environments.
AL5052 Chemical Element Content (%)
| Element | Fe | Si | Mn | Cr | Cu | Zn | Mg | Other individual elements | Others total | Additional |
|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | 0.15 | - | - | 2.2 | - | - | Al: Balance |
| Max | 0.4 | 0.25 | 0.1 | 0.35 | 0.1 | 0.1 | 2.8 | 0.05 | 0.15 | Al: Balance |
AL5052 is an indispensable aluminum alloy sheet in the construction industry. It is primarily composed of magnesium as the main alloying element, which imparts excellent corrosion resistance, weldability, and cold workability, while offering moderate strength. This material is commonly utilized in the fabrication of airplane and automotive fuel tanks and fuel lines, as well as sheet metal components for transportation vehicles, ships, instrumentation, streetlight brackets, rivets, hardware products, and electrical enclosures.
AL6061 Chemical Element Content (%)
| Element | Fe | Si | Mn | Cr | Cu | Ti | Zn | Mg | Other individual elements | Others total | Additional |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | 0.4 | - | 0.04 | 0.15 | - | - | 0.8 | - | - | Al: Balance |
| Max | 0.7 | 0.8 | 0.15 | 0.35 | 0.4 | 0.15 | 0.25 | 1.2 | 0.05 | 0.15 | Al: Balance |
AL6061 is a versatile aluminum alloy known for its good mechanical properties, corrosion resistance, weldability, and ease of fabrication. It has medium strength and exhibits good formability. Common applications include aerospace components, automotive parts, bicycle frames, structural elements, and various consumer products requiring a lightweight yet durable material.
AL6063 Chemical Element Content (%)
| Element | Fe | Si | Mn | Cr | Cu | Ti | Zn | Mg | Other individual elements | Others total | Additional |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | 0.2 | - | - | - | - | - | 0.45 | - | - | Al: Balance |
| Max | 0.35 | 0.6 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.9 | 0.05 | 0.15 | Al: Balance |
6063 aluminum alloy possesses exceptional processability, excellent weldability, extrudability, and electroplating properties, alongside great corrosion resistance and toughness. It is easy to polish and apply color coatings, and demonstrates superior anodizing results, making it a quintessential extrusion alloy. 6063 is extensively employed in a variety of applications, such as building profiles, irrigation pipes, automotive components, stands, furniture, elevators, fences, and other uses for tubes, bars, and profiles.
AL7075 Chemical Element Content (%)
| Element | Fe | Si | Mn | Cr | Cu | Ti | Zn | Mg | Other individual | Others total | Additional |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | 0.18 | 1.2 | - | 5.1 | 2.1 | - | - | Al: Balance |
| Max | 0.5 | 0.4 | 0.3 | 0.28 | 2 | 0.2 | 6.1 | 2.9 | 0.05 | 0.15 | Al: Balance |
7075 aluminum alloy is a cold-processed forging alloy with high strength, greatly surpassing that of mild steel. As one of the most potent commercial alloys available, 7075 offers average corrosion resistance, good mechanical properties, and anodic reactions. Its fine-grain structure provides enhanced deep drilling performance, improved tool wear resistance, and distinguished thread rolling characteristics.
C10100 Chemical Element Content (%)
| Element | Fe | Mn | P | S | Ni | Cu | As | Pb | Zn | Sn | Se | Bi | Sb | O | Cd | Te |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 99.99 | - | - | - | - | - | - | - | - | - | - |
| Max | 0.001 | 5.0E-5 | 0.0003 | 0.0015 | 0.001 | - | 0.0025 | 0.0005 | 0.0001 | 0.0002 | 0.0003 | 0.0001 | 0.0004 | 0.0005 | 0.0001 | 0.0002 |
C10100, also known as Oxygen-Free Electronic (OFE) copper, is characterized by high conductivity, excellent ductility, and superior corrosion resistance. Widely used in electrical applications such as power cables, connectors, and busbars, it is also preferred in industries like electronics, telecommunications, and for high-end audio components, thanks to its low oxygen content and reduced impurities.
C11000 Chemical Element Content (%)
| Element | Fe | S | Cu | As | Pb | Bi | Sb |
|---|---|---|---|---|---|---|---|
| Min | - | - | 99.9 | - | - | - | - |
| Max | 0.005 | 0.005 | - | 0.002 | 0.005 | 0.001 | 0.002 |
C11000, also known as pure copper, is renowned for its high electrical conductivity, good ductility, and excellent corrosion resistance. C11000 is widely used in fields such as power engineering, electrical equipment, and the cable industry, including applications like conductors, AC coils, and transformers. Furthermore, due to its natural antibacterial properties, C11000 is also commonly employed in the production of kitchenware, coins, and artwork.
C36000 Chemical Element Content (%)
| Element | Fe | Cu | Pb | Other elements combined | Additional |
|---|---|---|---|---|---|
| Min | - | 60 | 2.5 | - | Zn: Balance |
| Max | 0.35 | 63 | 3.7 | 0.85 |
C36000, also known as free-cutting brass, is characterized by exceptional machinability, good strength, and moderate corrosion resistance. Commonly used in applications requiring precision machining such as gears, valves, and fittings, it is also found in architecture, plumbing, and decorative hardware for its attractive golden appearance and easy-forming properties.
C93200 Chemical Element Content (%)
| Element | Fe | Si | P | S | Cu | Pb | Al | Zn | Sn | Sb | Others |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | 81 | 6.8 | - | 1 | 6.3 | - | Ni+Co≤1.0 |
| Max | 0.2 | 0.005 | 0.15 | 0.08 | 85 | 8 | 0.005 | 1.4 | 7.5 | 0.35 |
C93200, also known as Bearing Bronze or SAE 660, is well-known for its excellent wear resistance, high load-carrying capacity, and good machinability. It features a balanced composition of tin, lead, and copper. Typical applications include bearings, bushings, gears, and various wear components in machinery, automotive, and heavy equipment industries.
ASTM/AISI 1020 Chemical Element Content (%)
| Element | C | Mn | P | S | Additional Notes |
|---|---|---|---|---|---|
| Min | 0.18 | 0.3 | - | - | ①②③④⑤ |
| Max | 0.23 | 0.6 | 0.04 | 0.05 |
Additional Notes:
① When specifying the silicon (Si) content in carbon steel, it is usually selected from the following five levels: Si ≤ 0.10%, 0.10%~0.20%, 0.15%~0.35%, 0.20%~0.40%, 0.30%~0.60%.
② When specifying the copper (Cu) content in carbon steel, the value should be Cu ≥ 0.2%.
③ When adding lead (Pb) element to standard steel, the specified range is 0.15%~0.35% (including 0.35%). This type of steel is identified by inserting the letter L between the second and third digits of the grade name, such as 10L45. When lead (Pb) is added to the steel package, no heat analysis is performed.
④ When boron treatment is stipulated for calming steel, the boron content in the steel material should be 0.0005%~0.003%. For steel containing titanium, the maximum boron content can go up to 0.005%.
⑤ Upon agreement between the supplier and the buyer, bismuth, calcium, selenium, or tellurium elements can be added to carbon steel.
ASTM/AISI 1020 steel is a low carbon (0.20% C) mild steel with good formability, weldability, and machinability. It exhibits moderate strength and ductility, making it suitable for applications such as automotive parts, shafts, light-duty gears, and structural components. Its high workability and affordability also make it popular in the manufacturing and construction industries.
ASTM/AISI 1045 Chemical Element Content (%)
| Element | C | Mn | P | S | Additional Notes |
|---|---|---|---|---|---|
| Min | 0.43 | 0.6 | - | - | ①②③④⑤ |
| Max | 0.5 | 0.9 | 0.04 | 0.05 |
Additional Notes:
① When specifying the silicon (Si) content in carbon steel, it is usually selected from the following five levels: Si ≤ 0.10%, 0.10%~0.20%, 0.15%~0.35%, 0.20%~0.40%, 0.30%~0.60%.
② When specifying the copper (Cu) content in carbon steel, the value should be Cu ≥ 0.2%.
③ When adding lead (Pb) element to standard steel, the specified range is 0.15%~0.35% (including 0.35%). This type of steel is identified by inserting the letter L between the second and third digits of the grade name, such as 10L45. When lead (Pb) is added to the steel package, no heat analysis is performed.
④ When boron treatment is stipulated for calming steel, the boron content in the steel material should be 0.0005%~0.003%. For steel containing titanium, the maximum boron content can go up to 0.005%.
⑤ Upon agreement between the supplier and the buyer, bismuth, calcium, selenium, or tellurium elements can be added to carbon steel.
ASTM/AISI 1045 steel is a medium carbon (0.45% C) steel known for its good strength, wear resistance, and ease of machining. It can be hardened and tempered, making it suitable for applications that require higher strength and durability. Common uses include gears, shafts, axles, bolts, studs, and various machine parts in the automotive, machinery, and agricultural industries.
ASTM A36 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cu | Additional Notes |
|---|---|---|---|---|---|---|---|
| Min | - | 0.15 | 0.85 | - | - | - | ①②③ |
| Max | 0.26 | 0.4 | 1.35 | 0.04 | 0.05 | 0.2 |
Additional Notes:
① Carbon (C) content for shapes: C≤0.25% for plates with thickness (t) ≤ 40mm; C≤0.26% for plates with 40 < t ≤ 65mm and bars with t ≤ 20mm; C≤0.27% for plates with 65 < t ≤ 100mm and bars with 20 < t ≤ 40mm; C≤0.28% for bars with 40 < t ≤ 100mm; C≤0.29% for plates and bars with t > 100mm.
② Silicon (Si) content: For shapes with thickness (t) > 75mm and plates with t > 40mm, Si≤0.40%; for shapes with t ≤ 75mm, plates with t ≤ 40mm, and bars of all sizes.
③ Manganese (Mn) content: For shapes with t > 75mm, Mn content ranges from 0.80% to 1.20%; for plates with t > 20mm, Mn content ranges from 0.60% to 0.90%; for bars with diameter (d) or thickness (t) > 20.
ASTM A36 steel is a low-carbon (0.26% max C) structural steel with excellent weldability, formability, and machinability. It has good tensile strength and moderate yield strength. A36 is widely used in building construction, including frames, bridges, and other general-purpose structural applications. Its versatility and affordability make it a popular choice in the construction, transportation, and manufacturing industries.
ASTM/AISI 4140 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni | Cu | Mo | Additional Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Minimum (%) | 0.38 | 0.15 | 0.75 | - | - | 0.8 | - | - | 0.15 | ③ |
| Maximum (%) | 0.43 | 0.35 | 1 | 0.035 | 0.04 | 1.1 | 0.25 | 0.35 | 0.25 |
Additional Notes:
③ When steel contains 0.15-0.35% Pb, add the letter “L” between the second and third digits of the steel number, e.g., 41L40. When lead (Pb) is added to the steel, it is not included in the heat analysis.
ASTM/AISI 4140 is a chromium-molybdenum alloy steel known for its high strength, toughness, and good machinability. It has excellent fatigue resistance, impact resistance, and abrasion resistance. Typical applications include gears, shafts, spindles, crankshafts, and various machinery components in industries such as automotive, aerospace, and oil & gas.
H13 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Mo | V | Additional Information |
|---|---|---|---|---|---|---|---|---|---|
| Minimum | 0.32 | 0.8 | 0.2 | - | - | 4.75 | 1.1 | 0.8 | Ni + Cu ≤ 0.75 |
| Maximum | 0.45 | 1.25 | 0.6 | 0.03 | 0.03 | 5.5 | 1.75 | 1.2 |
Under specific circumstances, sulfur can range from 0.06 to 0.15% to improve machinability.
H13 is a hot work tool steel (alloy steel) known for its high hardness, resistance to thermal fatigue, excellent wear resistance, and good hot hardness. It is typically used in tooling applications, including die casting, forging, extrusion, where high temperatures and wear resistance are required.
D2 Chemical Element Content (%)
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| Element | C | Si | Mn | P | S | Cr | Mo | V | Ni+Cu |
|---|---|---|---|---|---|---|---|---|---|
| Min | 1.4 | 0.1 | 0.1 | - | - | 11 | 0.7 | 0.5 | ≤ 0.75 |
| Max | 1.6 | 0.6 | 0.6 | 0.03 | 0.03 | 13 | 1.2 | 1.1 |
Under specific circumstances, sulfur content can range from 0.06 to 0.15% to improve machinability.
D2 alloy steel is a high-carbon, high-chromium, air-hardening tool steel known for its wear resistance, hardness, and excellent dimensional stability. It offers good abrasion resistance and can hold a sharp cutting edge. Typical applications include cutting tools, dies, punches, and various machining components where high wear resistance and long tool life are desired.
ASTM 301 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 16 | 6 |
| Max | 0.15 | 1 | 2 | 0.045 | 0.03 | 18 | 8 |
ASTM 301 is an austenitic stainless steel known for its high ductility, corrosion resistance, and good tensile strength. It can be hardened through cold working, allowing it to maintain its properties even after significant deformation. Common applications include springs, automotive parts, kitchenware, and electronic components where formability, strength, and corrosion resistance are required.
ASTM 304 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 18 | 8 |
| Max | 0.08 | 1 | 2 | 0.045 | 0.03 | 20 | 10.5 |
ASTM 304 is an austenitic stainless steel characterized by its excellent corrosion resistance, formability, and weldability. It offers good mechanical properties and is resistant to many chemicals and atmospheric conditions. Common applications include kitchen appliances, cutlery, medical equipment, architectural structures, and various industries where durability, hygiene, and resistance to corrosion are crucial.
ASTM 316 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 16 | 10 | 2 |
| Max | 0.08 | 1 | 2 | 0.045 | 0.03 | 18 | 14 | 3 |
ASTM 316 is an austenitic stainless steel known for its enhanced corrosion resistance, particularly in chloride environments, due to the addition of molybdenum. It also offers good mechanical properties, formability, and weldability. Common applications include chemical and pharmaceutical equipment, marine structures, food processing equipment, and medical implants, where superior corrosion resistance, cleanliness, and durability are vital.
ASTM 420 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| Min | 0.16 | - | - | - | - | 12 | - |
| Max | 0.25 | 1 | 1 | 0.04 | 0.03 | 14 | 0.6 |
ASTM 420 is a martensitic stainless steel known for its increased hardness, wear resistance, and moderate corrosion resistance. Due to its ability to be heat treated, it exhibits good strength and toughness. Typical applications include cutlery, surgical instruments, mechanical components, and plastic molds where hardness, wear resistance, and light corrosion protection are required.
ASTM 630 Chemical Element Content (%)
| Element | C | Si | Mn | P | S | Cr | Ni | Cu | Nb |
|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 15 | 3 | 3 | 0.15 |
| Max | 0.07 | 1 | 1 | 0.04 | 0.03 | 17.5 | 5 | 5 | 0.45 |
ASTM 630, also known as 17-4PH, is a precipitation-hardened stainless steel characterized by its high strength, good corrosion resistance, and easy machinability. Its properties stem from a unique combination of chromium, nickel, and copper, along with a small addition of niobium. Common applications include parts in the aerospace, marine, oil and gas, chemical processing, and food equipment industries, as well as gears, valves, fasteners, and shafts that demand both strength and corrosion resistance.
Chemical & Physical Properties
| Density | 1.05 g/mL at 25ºC |
|---|---|
| Boiling Point | 145.2ºC at 760 mmHg |
| Melting Point | 58.54（±0.5）ºC |
| Molecular Formula | (C8H8.C4H6.C3H3N)x |
| Molecular Weight | 211.30200 |
| Exact Mass | 211.13600 |
| PSA | 23.79000 |
| LogP | 4.38398 |
| Water Solubility | acetone, MEK and DMF: soluble |
ABS (Acrylonitrile Butadiene Styrene) is a thermoplastic featuring excellent impact resistance, good tensile strength, and easy processability. It also offers dimensional stability, durability, and resistance to various weather conditions and chemicals. Common applications for ABS include automotive components, consumer electronics housings, toys, and various household items such as kitchen appliances, luggage, and piping systems. Its versatility and easy-handling make it a popular choice across a wide range of industries.
Chemical & Physical Properties
| Density | 1.2 | |||
|---|---|---|---|---|
| Boiling Point | 450.6ºC at 760 mmHg | |||
| Melting Point | 220-230ºC | |||
| Molecular Formula | (C15H16O2.CH2O3)x | |||
| Molecular Weight | 290.31100 | |||
| Flash Point | 167.2ºC | |||
| Exact Mass | 290.11500 | |||
| PSA | 97.99000 | |||
| LogP | 3.64610 | |||
| Vapour Pressure | 6.56E-26mmHg at 25°C | |||
| Index of Refraction | n20/D 1.586 | |||
| Water Solubility | chlorinated solvents: soluble |
PC (Polycarbonate) is a thermoplastic material known for its remarkable strength, exceptional toughness, and outstanding transparency. It also displays excellent dimensional stability, electrical insulating properties, and resistance to heat, impact, and UV radiation. Common applications for polycarbonate include automotive parts, helmets, eyewear, electronic equipment housings, and architectural glazing. Its unique combination of properties makes it ideal for demanding applications where both durability and aesthetic appeal are required.
Chemical & Physical Properties
| Density | 1.09 |
|---|---|
| Boiling Point | 452.1ºC at 760 mmHg |
| Melting Point | 250-260ºC |
| Molecular Formula | C36H66N6O6 |
| Molecular Weight | 678.94600 |
| Flash Point | 227.2ºC |
| Exact Mass | 678.50400 |
| PSA | 174.60000 |
| LogP | 6.40500 |
| Appearance of Characters | pellets |
| Index of Refraction | n20/D 1.565 |
| Stability | Stable. Incompatible with strong oxidizing agents, strong bases. |
| Water Solubility | strong proton donor solvents, acetic acid and phenols: soluble |
PA66 (Polyamide 66, also known as Nylon 66) is a thermoplastic known for its high tensile strength, toughness, and resistance to wear, chemicals, and thermal degradation. It also possesses excellent mechanical properties, good dimensional stability, and low friction coefficients. Common applications for PA66 include automotive parts such as gears, bushings, and engine components, as well as industrial components like machine bearings, rollers, and electrical connectors. Its performance under demanding conditions makes it a popular choice for heavy-duty applications across various industries.
Chemical & Physical Properties
| Density | 0.95 |
|---|---|
| Boiling Point | 48-110 °C(Press: 9 Torr) |
| Melting Point | 92 °C |
| Molecular Formula | (C2H4)n |
| Flash Point | 270 °C |
| LogP | 1.02620 |
| Appearance of Characters | White powder |
| Storage condition | -20°C |
| Stability | Stable, but breaks down slowly in uv light or sunlight. Incompatible with halogens, strong oxidizing agents, benzene, petroleum ether, aromatic and chlorinated hydrocarbons, lubricating oils. |
| Water Solubility | Soluble in acetone and benzene. Insoluble in water. |
PE (Polyethylene) is a versatile thermoplastic known for its lightweight, moisture resistance, low cost, and ease of processing. It displays good impact strength, chemical resistance, and insulation properties, but is also noted for its low melting point and reduced rigidity. Common applications for PE include plastic bags, packaging films, containers, pipes, and cable insulation. Due to its adaptability, affordability, and wide range of properties, it is one of the most widely used plastics in the world.
Chemical & Physical Properties
| Density | 0.9 g/mL at 25 °C (lit.) |
|---|---|
| Melting Point | 189 °C (lit.) |
| Molecular Formula | (C3H6)n |
| Molecular Weight | 42.08 |
| Appearance | Particles (Spherical) |
| Refractive Index | n20/D 1.49 (lit.) |
| Storage Conditions | Store in a cool, dry place with good ventilation, tightly sealed |
| Stability | Incompatible with strong oxidizers, chlorine, potassium permanganate |
PP (Polypropylene) is a durable, lightweight thermoplastic offering a unique balance of mechanical, chemical, and electrical properties. It is known for its high melting point, fatigue resistance, and ability to retain its shape under stress or various temperatures. Additionally, PP has good chemical resistance, low moisture absorption, and excellent insulating properties. Common applications for PP include automotive components, consumer goods, food packaging, fibers for textiles, and medical devices. Its versatility has made it a popular choice for a wide array of industries and products.
Chemical & Physical Properties
| Density | 1.4 g/mL at 25 °C (lit.) |
|---|---|
| Molecular Formula | C2H5Cl |
| Molecular Weight | 64.51410 |
| Exact Mass | 64.00800 |
| LogP | 1.24510 |
| Appearance | Powder |
| Storage Conditions | Store in a cool, dry, and ventilated place, tightly sealed, away from light |
| Stability | Stable under normal temperature and pressure; avoid light, open flames, and high temperatures |
| Molecular Structure | Generally non-hazardous to water; do not release into the environment without government permission |
PVC (Polyvinyl Chloride) is a versatile thermoplastic with a wide range of rigid and flexible applications. It is known for its excellent resistance to chemicals, weathering, and high temperatures. In addition, PVC boasts good mechanical strength, dimensional stability, and electrical insulation properties.
Rigid PVC is commonly used in construction for materials like pipes, window frames, and door profiles. Flexible PVC, which is made by adding plasticizers, is used for products such as hoses, wire insulation, and vinyl flooring. Due to its adaptability and resilience, PVC is a popular choice for numerous industries and products.
Chemical & Physical Properties
| Density | 1.3 g/mL at 25 °C (lit.) |
|---|---|
| Melting Point | 322°C |
| Molecular Formula | [OC6H4OC6H4COC6H4]n |
| Storage Conditions | Room temperature |
PEEK (Polyether Ether Ketone) is a high-performance thermoplastic known for its outstanding mechanical, thermal, and chemical properties. It offers excellent strength and rigidity, high temperature resistance (up to 480°F/250°C), low moisture absorption, and exceptional resistance to chemicals, wear, and abrasion.
Due to its impressive properties, PEEK is utilized in demanding applications across various industries, including aerospace, automotive, medical, and electronics. Common uses for PEEK consist of seals, gears, bearings, surgical implants, and electrical connectors, making it a sought-after material for critical components where durability and reliability are essential.
Chemical & Physical Properties
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 400 ºC |
| Melting Point | 327ºC |
| Molecular Formula | (C2F4)n |
| Molecular Weight | 100.015 |
| Flash Point | -119.7±7.1 °C |
| Exact Mass | 99.993614 |
| LogP | 1.90 |
| Vapour Pressure | 19951.6±0.1 mmHg at 25°C |
| Index of Refraction | 1.35 |
| Stability | Stable - unreactive with most materials. Incompatible with molten alkali metals, fluorine and other halogens, strong oxidizing agents. |
| Water Solubility | Solubility in water: |
PTFE (Polytetrafluoroethylene), commonly known as Teflon, is a high-performance thermoplastic characterized by its non-stick surface, exceptional chemical resistance, and superior temperature stability (up to 500°F/260°C). It also has excellent electrical insulation properties, low dielectric constant, and low coefficient of friction.
PTFE’s unique properties make it ideal for a wide range of applications, including non-stick coatings for cookware, gaskets, seals, and bearings in high-temperature and harsh chemical environments. Additionally, PTFE finds use in electrical components, such as wire insulation and connectors, due to its insulating properties. Its versatility and durability make PTFE an invaluable material across numerous industries.
Chemical & Physical Properties
| Density | 1.42 g/mL at 25 °C |
|---|---|
| Melting Point | 162-173°C |
| Molecular Formula | CH2O |
| Molecular Weight | 30.02600 |
| Flash Point | 158 °F |
| Exact Mass | 30.01060 |
| PSA | 9.23000 |
| LogP | 0.39240 |
| Appearance | Colorless solid |
| Vapor Density | 1.03 (vs air) |
| Vapor Pressure | <1.45 mm Hg (25 °C) |
| Storage Conditions | Room temperature |
| Water Solubility | Soluble in chlorophenol above 70°C |
POM (Polyoxymethylene), also known as Delrin or acetal, is a high-performance thermoplastic with notable mechanical properties, including excellent dimensional stability, high strength and stiffness, and low friction. POM also exhibits good fatigue and wear resistance, and importantly, low moisture absorption.
These characteristics make POM a popular choice in applications requiring precision-machined parts, such as gears, bearings, bushings, rollers, and fasteners. Industries that extensively use POM components include automotive, electronics, transportation, and consumer goods. POM’s combination of strength, wear resistance, and low friction make it an ideal material for parts subjected to repeated motion or high mechanical stress.