Halnn BN-K20 PCBN inserts process the brake drum

Halnn BN-K20 PCBN Inserts Process the Brake Drum Halnn PCBN inserts special for the optimization of processing technology of the brake drum industry When finishing the brake drum, the most basic guarantee is the surface roughness and geometric tolerance, and the competitiveness of auto parts depend on processing efficiency. BN-K20 pcbn insert has been widely used in processing brake drum. This article share us how to use the blade cutter combination to improve the processing