Zhuzhou Gold Sword Cemented Carbide Co., Ltd.
Decade of grinding sword
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Products description
tungsten carbide:
W=92%+-0.5 ; Co= 8+-0.5; Accounted for more than 70%
Wire components:
Cu: 46-50; Si: 0.04-0.25; Ni: 9-11 Zn: the rest; Accounted for more than30%
Rods are made of nickel-silver brazing solder (copper Zn alloy):
Cu=46-50%; Si=0,04-0,25%; Ni=9-11%; P=0,25% max.; Al=0,01% max
Pb=0,05% max
Zn - the rest
Parameters:
Operating temperature 1600-1700 С
Melting point: 1680 С
Tensile strength: 6650 kgfcm2 (95000 lbsin2)
Brinell hardness: around HB90-110
Rockwell hardness: around HRA89
