Henan Huanghe Whirlwind International Co., Ltd.
Henan Huanghe Whirlwind International Co., Ltd.
Certification of quality, environment, and occupational health and safety management systems Huanghe Whirlwind
From May 28th to 31st, the expert team of the audit team of Beijing Zhonglian Certification Center reviewed the quality, environment and occupational health and safety management system of the...
Standards for the Identification and Classification of Synthetic Diamonds
Recently, the “Standards for the Identification and Classification of Synthetic Diamonds” jointly developed by 17 units including the Jewelry and Jade Jewelry Management Center (NGTC) of the Ministry...
Analysis of Application Prospects of Diamond Tools Market
Diamond tool non-ferrous metal wear-resistant material processing applications, has excellent adaptability. Tool material, diamond is the hardest. Under suitable processing conditions, diamond has a...
Research on High-speed Precision Machining of Diamond Tools
1 Introduction Precision machining usually refers to machining with a dimensional accuracy of 0.1 to 1 μm and a machining surface roughness of Ra0.02 to 0.1 μm. Precision cutting machining technology...
Mr. Oliver
