How can vertical roller mill accessories grinding rollers and grinding rings be more durable? The grinding rolls and grinding rings are made of three kinds of manganese 13, 65 manganese and high chromium alloy. These three materials are not the higher the price, the more wearable, the material that is suitable for the material needs to be selected according to the different materials, so that it can be more wear-resistant.

If the material hardness is high, you can choose the grinding roller and grinding ring of manganese 13 material. If the material hardness is low, you can choose a high-alloy alloy roller and grinding ring. Different types of grinding rolls and grinding rings are selected according to different materials, which is more durable.

The main grinding device in the working chamber of vertical roller mill is the grinding roller assembly and the grinding ring. The grinding roller is used to achieve fineness and output. The Raymond grinding roller assembly often touches the stone and the powder, and the dust is very easy to enter into the assembly, so that the bearing inside is very easy to break.