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Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd Quality Control

Certification
China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification
China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification
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QC Profile
All products has been passed 10 levels quality control from the powders to the final products .
 
 
Powders
 
The chemical composition should be checked and should be controlled inside standard.
 
Ready to press powders
 
Some small strips will be made to test its physical properties
 
New Mould
 
Some samples will be made to check its dimensions before mass production
 
Press
 
The dimensions are checked on site
 
Sintering
 
Micronstructure will be checked after sinting
 
Grinding
Carbide Rod will be grinding to h6
machining
all end mills machining by computer system in automatic
coating
different coating to sui different requirement on cutting requirement.
 
 
 
Packing
 
The dimensions and shapes will be checked again before packing, every end mill will be packing in single one platic box
to protect end mills well.
Certification
  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:Institutional-Credit-Code

    Number:0000002597

    Issue Date:2011.10.27

    Issued By:The People's Bank Of China

  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:SGS Quality Certificate

    Number:QIP-ASR189012

    Issue Date:2018-01-10

  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:Chinese-Credible-Enterprise

    Issue Date:2014-08-01

  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:Customs-Declaration-Certificates

    Issue Date:2011-12-26

    Issued By:Zhuzhou Custome Department

  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:Quality Management System Certificate

    Number:ISO9001:2008

    Issued By:CQC

  • China Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd certification

    Standard:Registration License

    Issue Date:2011-11-21

    Expiry Date:2031-10-20

Contact Details
Zhuzhou Grewin Tungsten Carbide Tools Cor., Ltd

Contact Person: Miss. Lydia

Tel: 86-18673327292

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