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Home/Products/Seal gasket
Name: Metal O Ring
Item: SINSTON 6500O

Metal O-ring is unique gasket made of metal tube which is formed and buttwelded into a round shape or other shapes
The gasket is equipped with various advantages and it can be sealed with low tightening force, can be formed into various shapes according to the shapes of mating face and can be used for high temperature, high pressure and ultra-vacuum services. It is the most suitable gasket for sealing such machinery and equipments that space factor and compactness are accounted much of for their designs. Special surface coating is available according to necessity

Basic type Metal O-Ring
Balanced type Metal O-Ring
It is suitable for medium pressure service ranging from 10 -12 torr   vacuum to 70kg/cm 2 [6.8 MPa], It is necessary to use with a retainer ring when used on raised or flat face flange.
The holes at the inside against internal pressure or at the outside external pressure. It is mainly used for higher pressure exceeding 70kgf/cm 2
Vacuum equipments, combustion engines, electronic apparatus, heavy electric machinery and apparatus. Hydraulic machinery and equipments, plastic forming machines, on joints in aircrafts, pile.
On joint in aircrafts, pile, vacuum equipments, combustion engines, electronic apparatus, heavy electric machinery and apparatus. Hydraulic machinery and equipment, plastics forming machines.


SS 304
SS 321
Inconel X - 750
Incoloy 800
-250 ~ 540
-250 ~ 870
-250 ~ 1,090
-250 ~ 980
P.T.F.E. coating
Silver plating
Nickel plating
Copper plating
-250 ~ 260
-250 ~ 650
-250 ~ 760
-250 ~ 700
Surface treatment

SINSTON 6500 Ring Joint Gasket

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      Address: ,Zonghan Industrial Zone, Cixi City, Zhejiang, P.R. China                                                              E-mail: Sales@sinston.com