Carbide Rings Grade MD40A for Punch (Stacking Punchs Type E)

High performance cemented carbides for molding；Standard Specification For Square Material and Standard Specifications Of The Rings. Also we can produce the your drawing of ring.

• 100% raw material;
• Hip sintered, high hardness, high wear resistance;
• Tunable residual stress
• Electrochemical corrosion resistance

Polarization curve (corrosion current reduced, corrosion rate decreased significantly, corrosion resistance improved significantly)