mechanical seal,wear resistance graphite

strong resistance
self lubricity
high coefficient of heat conductivity

small expansion coefficient

low frictional factor

The identical product has different specification,and the price  is also different.The product you see  in the alibaba website is just one kind of the product.  You must tell us the detail standards of the product  ,such as the material of the product you need (high pure graphite or carbon graphite and so on ),the useage of the product and use temperature.The product's price is connected with the quantity,the more product you need,our price with be cheaper.So would you  please tell us the quantity you need.

 You may also give us the  blueprint of the product  which you  needs to manufacture via the  facsimile, we will do these products according to the blueprint for you.only if the product is made of  graphite ,whatever the standrand is ,we will meet you requirement.

So give us you drawings soon,we will give you reasonable price.

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