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The butterfly valve (English: butter flyvalve) refers to the closing part (disc or butterfly plate) is a disc, revolving around the valve shaft to achieve the opening and closing of a valve, mainly used in the pipeline to cut off and throttle. Butterfly valve opening and closing parts is a disc shaped butterfly plate, in the valve body around its own axis rotation, so as to achieve the purpose of opening and closing or adjustment. Butterfly valve fully open to fully closed is usually less than 90° butterfly valve and butterfly rod itself has no self-locking ability, in order to the positioning of the butterfly plate, to install worm gear reducer on the valve stem. Using worm gear domain speed device, not only can make the butterfly plate with self-locking ability, make the butterfly plate stop in any position, but also can change the valve performance. The characteristics of the industrial butterfly valve can withstand high temperature, the applicable pressure range is higher, the nominal diameter of the valve is large, the valve body is made of carbon steel, the sealing ring of the valve plate (the butterfly valve is sealed) is made of metal ring instead of rubber ring.

The main professional processing equipment includes flat vulcanizer, injection molding machine, rubber and plastic pressurized kneader, rotorless vulcanizer, tensile testing machine...

Hengshui Hongjia Rubber Products Co., Ltd.

Tel: 15354087771

Fax: 0318-4290916

Website: https://hjrose.en.alibaba.com/

Address: Jingxian Development Zone, Hengshui City, Hebei Province