• Model NO.：PK673
• Origin：Haining, Zhejiang
• HS Code：40169990
• Production Capacity：10000000

Raw MaterialAdvantageDisadvantageApplicationWorking TemperatureColornitrile rubber(NBR)1.high oil resistance
2.heat-proof
3.wear-resisting
4.anti-solvent
5.resistance to high pressure oilNot suitable for polarity solution,
such as ketone,ozone,
nitro-hydrocarbon.oil seal
oil sealing ring
oil o-ring
oil gasket-40~+120ºCblacksilicone rubber(SIL)1.good resilience
2.heat-proof
3.cold resistance
4.ozone resistance
5.atmospheric ageing resistance
6.good insulativity1.low strength of extension
2.common wear-resisting 
3.can't be applied to most high concentrated solvent,oil productsealing ring and gasket for electronic,medical,household appliances and product in contact with human body,such as kettle,water dispenser.-60~+220ºCrust,whitefluororubber(FKM)1.high temperature tolerance
2.weather fastness
3.ozone resistance
4.chemical resistance
5.high resistance to most oil and solvent1.low cold tolerance
2.can't be applied to ketone,low molecular esters and mixture containing  sallpetreapplied to the metallurgy,
chemical,car,power industry-20~+250ºCbrown,greenEPDM rubber(EPDM)1.Weather fastness
2.ozone resistance
3.water-proof
4.chemical resistance
5.applied to ketone and alcohol
4.for the environment with high temperature steamNot suitable for food industry and mineral oilbathroom
automotive radiator
aotomobile brake system
door and window system
 -40~+150ºCblack