最新国产视频精品|日韩黄色3级片在线观看|五月国外成人国模吧免费视频|成人网址导航在线日韩|一级A片视频看看|国产精品无码在线视频|五月婷婷开心中文|日韩一区二区三区四区|澳洲高清无码黄色视频在线观看|日韩高清无码毛片

Chinese English

Technical documents-Botou Xingda Automobile Dies Manufacturing Co., Ltd.

current location:HOMEPAGE > News > Technical documents >
Classification of automobile molds
Classification of automobile molds
Automobile molds are one of the main products provided by our company. Automobile molds are classified according to the processing methods of the products: a. Pu...

08-30

2020

Selection skills of stamping materials
Selection skills of stamping materials
Stamping processing includes punching, bending, deep drawing, forming, finishing and other processes.The materials processed by stamping parts are mainly hot-rol...

08-30

2020

Causes of die damage in die casting production
Causes of die damage in die casting production
Causes of damage to die casting production molds: In die casting production, the common forms of mold damage are cracks and cracks.Stress is the main cause of mo...

08-30

2020

Basic knowledge of stamping die
Basic knowledge of stamping die
Punching: Punching is a stamping process that uses a die to separate part of the material or process parts from another part of the material, process (sequence) ...

08-30

2020

Total 1 page 4 records
CONTACT US

TEL:0317-8332230

TEL:0317-8337909

ADDRESS:Jiaohe Town, Botou City, Hebei Province

Mobile terminal
Copyright ? 2020-2021 http://m.02eg5d.cn. All Rights Reserved Botou Xingda Automobile Dies Manufacturing Co., Ltd.