Aluminum stampings shear plane appears line bar shape, how do we deal with?

Aluminum stampings custom manufacturer engineers told the author, the so-called linear rod is truncated facial lines appear convex or concave line phenomenon, what are the reasons for this situation? And small authors discuss together today. When aluminum stamping line rod reason may caused by die somewhere there are gaps or edge damage, caused by heat in the process of cutting blank, incorrect or insufficient dosage of lubricating oil, can cause aluminum stamping mould burns; Or due to short crumbs or foreign bodies with, stick to the mold to mold collapse billet; Can through the following several ways to improve: aluminum stamping die quenching hardness is high, easy to cause the collapse edge, can try to change the mold hardness; Change the production process used lubricating oil, it is important to note that in the process of production mold surface sticks sundry, so is a material's surface; This can greatly improve the quality and to improve the problem. The above article is derived from the metal stamping parts, automotive stamping parts processing custom 18 years ( ） Original, reproduced please indicate the source. 【 Relevant recommendation 】 Details: how much do you know the new energy automotive stamping parts? Details: sharing details of stamping processing industry: precision metal stamping parts figure how to draw, please be aware that this several steps