1. The common casting problems of the cast iron in the casting process Gray cast iron production process include melting casting, modeling core, sand processing, etc., which will result in casting defects, it also include sand quality excep...

CBN Insert --- More Suitable Cutting Tools for high Speed Cutting With the increasing use of high precision CNC machine tools in manufacturing industry, how to improve productivity to reduce production costs, shorten the production time and...

Wind Power is a green technology that will potentially change the Worlds future energy requirements. Halnn is working at the forefront of this industry, and devote to researching new cbn materials supporting wind turbine bearings manufactur...

Pulley belong to gray cast iron parts, and the precision doesnt need very high, some workpiece only required the roughness Ra3.2, carbide insert can satisfy the requirements, but with the technology improved, the product roughness and preci...

Halnn Superhard, as the professional cbn inserts brand, has been committed to complete tool products and program design in high hardness cutting and high-speed cutting field, is a company which include scientific research, manufacturing and...