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Viton (FFKM / FFPM)-Lsbraz |
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Range of hardness (shore A)：70~90
Temperature range (℃) ： -42~327
Features: with rubber elasticity as fluorine rubber, with excellent chemical stability and heat resistance as PTFE, resistant to almost all chemicals. |
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Nitrile rubber (NBR / BUNA) |
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Range of hardness (shore A)：40~93
Temperature range (℃)：-40~+100
Features: unsaturated polar rubber, with good mechanical properties, excellent wear resistance, low gas permeability, resistance to mineral oils, hydraulic fluids, fire-resistant hydraulic oil, silicone oil and non-polar media performance.
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Hydrogenated nitrile rubber (HNBR) |
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Range of hardness (shore A)：55~90
Temperature range (℃)：-40~+150
Characteristics: improved saturation compared to NBR, excellent oil resistance, mechanical strength, compression set and good heat resistance, outstanding performance in refrigerant system. |
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Ethylene propylene dyne monomer (EPDM) |
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Range of hardness (shore A) ：40~90
Temperature range (℃)： -55~+150
Characteristics: saturated non-polar rubber, compatible with most of the polarity of the medium, alkali and organic acids and chemical (drug) products, hot water, steam resistance, aging resistance and other characteristics, excellent performance in the field of over-water equipment. |
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Silicon silicon rubber (VMQ / SI) |
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Range of hardness (shore A)：25~90
Temperature range (℃)：-60~225
Features: non-polar saturated rubber, excellent resistance to high temperature resistance, light aging, ozone and weather aging and anti-water (maximum temperature to 100), engine oil and transmission oil, animal oil, vegetable oil and high quality. Outstanding performance in the field of food and medicine.
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Chloroprene rubber (CR) |
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Range of hardness (shore A)：30~90
Temperature range (℃)：-40~100
Features:Medium and weak half-saturation characteristics: the polarity of the weak rubber, good weather resistance, low temperature flexibility, aging resistance and flame resistance and good mechanical properties, outstanding performance in a variety of refrigerant occasions.
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Fluorocarbon rubber (FKM / Viton) |
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Range of hardness (shore A)：50~90
Temperature range (℃)：-23~+220
Characteristics: high polarity saturated rubber, with excellent high temperature resistance, chemical resistance, air tightness, and aging resistance, oxidation resistance, very low permeability to gases (especially suitable for high vacuum).
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The Tetrapropanate Viton (AFLAS) |
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Range of hardness (shore A)：70-90
Temperature range (℃)：-20~+230
Features: polar saturated rubber, with excellent high temperature resistance, chemical resistance, solvent, steam, alkali resistance, resistance to ammonia, engine oil, air tightness and resistance to aging, mechanical properties, excellent fight performance.
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