based on customer's needs

Seal characteristics:

Dingqing rubber O-ring characteristics:

Features: good sealing effect, easy to install, and affordable.

Material: NBR

Temperature resistance: ≥ -20 degrees, ≤ 120 degrees.

Hardness: 70 degrees in stock (customized to change hardness)

Color: Spot black.

Performance: oil resistance, wear resistance, high temperature resistance, anti-aging, can effectively prevent oil leakage, air leakage and other advantages.

Silicone O-ring characteristics:

Features: soft material, waterproof sealing effect.

Material: Silicone (VMQ)

Temperature resistance: ≥ -40 degrees, ≤ 200 degrees.

Hardness: spot hardness 55 degrees

Color: Spot stock, white, red.

Performance: high temperature resistance, oil resistance, can effectively prevent the leakage of oil leakage and other sealing effects.

Fluorine rubber O-ring characteristics:

Features: high temperature resistance, corrosion resistance, oil resistance and pressure resistance.

Material: Fluororubber (FKM)

Temperature resistance: ≥ -20 degrees, ≤ 280 degrees.

Hardness: Spot hardness: 75 degrees.

Color: Spot green stock.

EPDM has a heat resistance of 150 degrees and is not resistant to oil.

Polytetrafluoroethylene (PTFE) is 280 degrees heat resistant, oil resistant, pressure resistant and wear resistant.

Polyurethane (PU) heat resistant 90 degrees Good oil resistance Wear resistance.