YONGDUN is a manufacturer specialized in producing fashion, newest, advanced, durable, easy-maintainable, classy and quality crusher hex drill rod, welcome to buy discount, and latest design fancy eliminating burr of casting air shovel, casting casting taking shovel from our factory. We can offer you products warranty and a reasonable price.

Chisel no3

applying：
1. The length of moil point for paving breaker B47, B67, B87 are 500mm, 550mm, 600mm.
2、Pick brazing general materials is 55 simnmo now, using the 860 - degree heat, air cooling or fog LengZhengHuo processing, pick brazing is the main performance requirements of impact resistance toughness, also have a certain wear resistance, relative to other performance, impact toughness is the main contradiction, so using normalized processing, get granular bainite organization as the main target.