this product regards stencil plate as the matrices, surface frit lead tin bronze alloy, pass for several times fritting with dense to roll at high temperature, it has the intensity of combining high, the bearing capacity is large, wear-resisting endurance. It suitable for it is at moderate speed for the year , high year low-speeds ,etc. occasion,can also processing oil groove , oil hole in rubing surface, so as to meet different lubricated operating mode use under the terms , it is used in the car engine extensively, motorcycle clutch, light industry and machinery, the project loads machinery ,etc..

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