Description:
Rubber Material: The threaded rubber ball is made of inner rubber layer, enhanced multi-layer squeegee rubber nylon cord and outer rubber layer. The rubber material is different according to the different media, there are natural rubber, styrene-butadiene rubber, butyl rubber, nitrile rubber, EPDM rubber, neoprene, silicone rubber, fluorine rubber and so on.

Working medium of threaded union rubber joint: Water, fresh water, hot and cold water, drinking water, sewage, crude oil, fuel oil, lubricating oil, refined oil, air, gas, steam and particulate powder material.

See more at http://www.tyrubberjoint.com/Product/Rubber_Joints/Threaded_Connection_Rubber_Joint.html#sthash.3oEQl7iR.dpuf
Email: sales@tyexpansionjoint.com