Hard processing the mill rolls : (1) The hardness get above HSD75.The hardness is very hard to process (2) Casting defects, such as sand inclusion, pore and hard particle, may occur due to operation, material and alloy composition during ca...

Rolls groove design are an important part of rolling production, which has a great impact on finished product quality, rolling mill productivity, equipment safety, production cost and so on. Therefore, the groove quality requirements are al...

Because of the bad working environment of slurry pump , in order to ensure its high hardness, high corrosion and high wear resistance, high chromium alloy cast iron is often used as the main material of slurry pump parts. Because of its hig...

Bimetal lic Cylinder Liner of Processing Drilling Mud Pump ： Halnn superhard CBN inserts Mud pump cylinder linerdirectly affectsits life,because it is animportant easy wear component of hydraulic end of mud pump. The BimetallicCylinder Li...

As an important tool for rolling metal billets into products, the cost of the mill rolls is about 5%-15% of the cost of rolling steel production, which is directly related to the production efficiency, product quality and production cost of...