1. Micro grain carbide rod: WC=90%, Co=10%, TRS>4000N/mm2; Hardness>92HRA, Grain size: 0.5-0.6um; High qulaity of wearability and impact.
2. Super TiAlN, AlTiN reduce the coeffiction of friction...
Last Online Date: 08/14/2012
Last Update Date: 08/14/2012