We have invented a new type of blast machine for casting and forging production: HAOPIN high power direct shaft blasting machine.

KNNJOO offers the widest range of surface preparation and engineering solutions

Shoot-blasting machine for preparing of inner surface of DDM stator shells for glue applying 1. Description Plant is designed for rust, scale, contamination removing and surface pr...

KNNJOO is the leading company in the domestic high-end shot blasting machine. The company is committed to the research and development of shot blasting machines, robot automation, ...