G T G  D I A M O N D

Company Information

Company Name   GTG DIAMOND CO., LTD

Brand Name   GTG

Website   http://www.gtgdia.co.kr/



  • GT Diamond Co., Ltd. has been supplying Diamond & CBN Grinding wheels to many industries for 30 years.

  • GT Diamond Co., Ltd. is building an automated process system for stable quality and supplying optimal products to customers through differentiated BOND SYSTEM.

Product Information

Main Products

  • Resin Bonded Wheel

  • Metal Bonded Wheel

  • Vitrified Bonded Wheel

  • Electroplated Wheel

  • Vacuum Brazed Wheel

​Track Records (Main Projects, Contracts Awarded, & etc.)


  • Hyundai Steel

  • Exporting product to Thailand, Vietnam and Indonesia



  • Acquired ISO 14001 Quality Certification

  • Obtained ISO 9001 Quality Certification

  • Korea-EU, Korea-China FTA Certification

Contact Information



Mrs. Mien Hermina (Mina)

mina.kotrajkt@gmail.com / mina@kotrakbc.or.kr

+62 81212 865121