Since established, Halnn always devote to researching new high superhard cutting tools for machining high hardness materials. And Halnn is one of the biggest manufacturers that produced superhard cutting tools(pcd inserts and cbn inserts)....

With the rapid development of the modern technology, the needs of industry pump increase. In order to meet the requirements of the pumps, the manufacturers usually use high hardness materials with good performance for industry pump. And the...

1. When machining pump, the components have high hardness and large working allowance, how can we choose the cutting tools for machining this type pump parts? A: Most pump components belong to castings, and the allowance is decided by the w...

Depending on the transport of the things, the pumps will be different. The slurry pump is used to transport liquid which containing suspended solid. It is one of the most important equipment in the technological process of the coal preparat...

For slurry pump, due to its poor working environment, its main components such as pump housing, impeller are made of wear-resistant cast iron in order to obtain a good usage lifetime. But machining wear-resistant cast iron is a big problem....