赛车的群飞艇群哪里有

How to choose rubber joints

Updated: 2017-02-27 08:23 Source: Unknown Hits:
There are many materials that can be used for rubber joints , but not all rubbers are suitable for rubber joints. <br /> Commonly used to make rubber joints are made of different rubbers according to different temperatures, different acid and alkali.
According to the use temperature range / ℃ Suitable rubber:
70 to 100 are mostly rubber joints made of natural rubber and styrene-butadiene rubber, which do not require high temperature;
100 ~ 130 rubber joints generally made of neoprene, nitrile rubber, chloroether rubber, etc .;
130 ~ 150 should be made from butyl rubber, ethylene-propylene rubber, chlorosulfonated polyethylene rubber, etc .;
150 ~ 180 Made of acrylic rubber and hydrogenated nitrile rubber;
180 ~ 200 Made of vinyl silicone rubber and fluorine rubber
200 ~ 250 There are so many of the above commonly made with dimethyl silicone rubber and fluorine rubber.
Leading products: rubber joints, soft rubber joints, flexible rubber joints, http://aqxyzsgc.com/. Record number: Henan ICP No. 11023002-2 Site Map
Address: Gongyi City Pipeline Industrial Park No. 6 Fax: 0371-64107585 Mobile: 13523716887, 18695883038

Henan Public Security No. 41910102000032

谁有5元北京赛车红包群 赛车的群哪里有 北京pk10赛车的群支付宝 北京28赔率高 找幸运飞艇群 微信平台赛车公众号 飞艇正规群 北京赛车微信群公众号微 微信群玩北京pk10 加拿大pc微信群玩法