1. The hard seal manual butterfly valve seal is composed of laminated soft and hard layers of metal sheets, formed by high-precision machining, and embedded on the disc plate to match the valve seat. It has the dual advantages of metal seal and elastic seal, regardless of low temperature and high temperature In all cases, they all have excellent sealing properties.
2. Adopting three-dimensional eccentric structure, there is almost no friction between the valve seat and the disc plate, and it has a sealing function that is tighter and tighter.
3. Unique structure, flexible operation, labor-saving, convenient, not affected by high or low medium pressure, reliable sealing performance and long service life.
4. The hard-sealed manual butterfly valve is equipped with a sealing adjustment device. If the sealing performance decreases after long-term use, the original sealing performance can be restored by adjusting the disc sealing ring to the valve seat, which greatly improves the service life.
PTJ Shop is Cnc Machining Expert has 12 years experience on custom non-standard parts. As a cnc machining factory We Material research & Design and manufacture products,Material types included machining aluminium,stainless steel,brass,copper,titanium,magnesium and plastic machining etc.,. our factory located in Dongguan, occupies an area Over 5,000 square meters.
Cnc Machining Online Quote Serviced aircraft&aerospace, automotive, LED lighting,bike,medical,electronic,mechanical,Oil&Energy and Military industries. Most of Our Customer business who base on Canada, Israel, Japan, Europe and USA, the business grow up year by year.
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