密封圈材料

sealing materials

代号

Code

适用温度

Suitable temperature

适用介质

Applicable medium

特点

Characteristic

天然橡胶

Natural rubber

X1

-20℃~+82℃

食品、药品

Food, drug

优良的弹性、拉伸强度、耐磨性

Elasticity, tensile strength, excellent wear resistance

海帕伦

Heipalen

X2

-18℃~+135℃

抗酸碱性介质，严禁用

于蒸汽

Acid and alkaline medium, is strictly prohibited for steam

有较好的抗酸碱性

Have good resistance to acid alkali

乙丙橡胶

EPDM

X3

-45℃~+135℃

浓碱、热水、冷水、酒精等，禁用各种油脂及强酸Concentrated alkali, hot water, cold water, alcohol, disable all kinds of oil and acid

优异的耐磨性和耐臭氧性。Excellent abrasion resistance and ozone resistance.耐异好的搞禁用汽油、煤油等芳得

氯丁橡胶

Chloroprene rubber

X4

-7℃~+93℃

水、海水、浓度20%以下的稀酸

Water, seawater, concentrations below 20% of the dilute acid

优异的抗氧、抗臭氧性、不易燃，耐碱、耐油、耐磨性好。Excellent resistance to oxygen, ozone resistance, non-flammable, alkali resistance, oil resistance, wear resistance.

丁晴橡胶

Ding Qing rubber

X5

-12℃~+82℃

水、海水、机油、润滑油、酒精、天然气等，禁用汽油、煤油等芳香烃高的油类

Water, sea water, oil, lubricating oil, alcohol, natural gas, gasoline, kerosene, disable aromatic high oil

突出的耐油、耐燃料特点，耐热、耐磨性好。

Oil resistance, fuel characteristics, heat resistance, wear resistance.

耐磨橡胶Wear-resistant rubber

X6

-10℃~+50℃

泥浆、煤浆、水泥粉、煤粉

Slurry, coal slurry, cement, coal

耐磨性好。

Good abrasion resistance.

氟橡胶

Fluorine rubber

X7

-12℃~+135℃

汽油、燃油类、无机酸、动物油

Gasoline, fuel oil, inorganic acid, animal oil

突出的耐热、耐油、耐酸碱性能，透气性小，耐化学品，耐臭氧。

Outstanding heat resistance, oil resistance, acid and alkali resistant performance, permeability, chemical resistance, resistance to ozone.

耐热乙丙橡胶

Heat resistant

EPDM

X9

-20℃~+150℃

蒸汽、热水、冷水、酒精

Steam, hot water, cold water, alcohol

耐热、耐蒸汽、耐候性好。

Heat, steam resistance, weatherability.

聚四氟乙烯

PTFE

F4

-10℃~+150℃

一切酸碱腐蚀性介质

All the acid and alkali corrosive medium

耐腐蚀、耐磨、耐湿、电绝缘性好。

Corrosion resistance, wear resistance, moisture resistance, good insulation.