1, Silica gel:

Features: soft material, good sealing effect, easy to install;

the material: silicone (industrial products)

the temperature is not less than -120 degrees, less than or equal to 250 degrees;

the performance of high and low temperature resistance, good elasticity; good sealing performance: can effectively prevent oil and gas leaking, has good sealing effect.

2,  Nitrile-butadiene rubber:

the characteristics of good sealing effect, easy installation, affordable;

the material: nitrile rubber (NBR);

the temperature is not less than -90 degrees, less than or equal to 120 degrees;

the performance: wear resistance; oil resistance; aging resistance, can effectively prevent oil and gas leaking. Seal special material.

3, Fluorine rubber:

Features: material hard, high strength, not easy to damage, not easy to aging;

the material: fluorine rubber (FPM)

the temperature is not less than -200 degrees, less than or equal to 250 degrees

the performance of aging resistance; corrosion resistance; ozone resistance, anti radiation effect.

4, Natural rubber:

Features: material moderate, high tearing, not easy to damage, not easy to aging;

the material: natural rubber (NR)

the temperature is not less than -20 degrees, less than or equal to 150 degrees

the performance of aging resist

5,  EPDM

Features: material moderate, strong weather resistance, not easy to damage, not easy to aging;

the material: (EPDM)

the temperature is not less than -20 degrees, less than or equal to 150 degrees

the performance of resistance to hot performance; aging resistance; ozone resistance; water vapour; acid and alkali. Electrical insulation resistance and corona resistance.