Problems: The primary stress to which the surface of the mould is exposed are thermal shock, abrasion and chemical reactions between the liquid alloy and the iron in the steel mould. Certain regions of the mould are subjected to especially high stres..
Coining die, reduction of wear and sticking by Maxit® CrN-mod coating . 采用Maxit® CrN-mod涂层的硬币冲头, 可以有效解决磨损和材料粘附的问题。 Forging dies for making of connecting rod, plasmanitrided and Maxit® CrN coated for reducing abrasive wear. ..