1. Grade: YG6 ect
2. Size:Customized
3. Standard: ISO GB
4. Certification: ISO9001, ROHS
Packing and Delivery
Our guarantee:
1.       100% raw material.                                                        6. ISO9001: 2008 certificate, ISO14001:2004
2.        Sintered in HIP Furnace                                               7.Advanced technology and equipment.
3.       Size standard as per your requirements                       8. Professional manufacture for 20 yearsÂ
4.       Professional suggestion on products                            9. Advance technology and equipment.  Â
5.       Feedback within 24 hours                                            10. Quality Control System and strict inspection.
Grade details
| ISO Code | Grade | Density g/cm³ |
Hardness HRA |
TRS N/mm² |
Particle Size | Application |
| K20 | YG4C | 15 | 89.5 | 1600 | coarse | Suitable for making geological prospecting drill bits and mining inserts of light-duty electrical drill bits for drilling soft rock,coal formations and frill bits for drilling un-silicated rock formations |
| K20 | JK05 | 15 | 90.2 | 2500 | coarse | Mainly used for making medium and small sized cemented carbide buttons of tricone bits and other drilling bits for drilling soft&medium hard rock formations, also used for making carbide inserts of other dril bits |
| K20 | YK05 | 14.9 | 90.1 | 2600 | coarse | |
| K20 | YK06 | 14.9 | 91 | 2450 | middle | |
| K30 | YG8C | 14.75 | 89 | 2000 | coarse | Mainly used for making cemented carbide buttons of tricone bits and other drilling bits for drilling medium hard & hard rock formations , also used for making carbide inserts of other dril bits |
| K30 | YK08 | 14.7 | 89 | 2400 | coarse | |
| K30 | YK09 | 14.5 | 88 | 2600 | coarse | |
| K40 | YK10 | 14.45 | 88.5 | 2600 | middle | Suitable for carbide inserts of heavy-duty rock drilling tools for drilling hard and super hard rock formations , also used for making tricone bits and  other dril bits |
| K40 | YK20 | 14.4 | 87 | 2700 | coarse | |
| K40 | YK25 | 14.45 | 87 | 2700 | coarse | |
| K40 | YG11C | 14.4 | 87.8 | 2700 | coarse | With super toughness and corresponding wear resistace, suitable for carbide inserts of heavy-duty rock drilling bools and DTH drilling bits for drilling hard and super hard rock formations,also used for other cemented carbde buttons bits |
| K40 | YG13C | 14.2 | 86 | 2600 | coarse |
Our Certifications
We provide the best quality for you only! Our company, through more than sixteen years development and expansion,
has made a great leap forward in management level and the quality of products, enjoying a rather high reputation in the
carbide industry. The company-made carbide items have the following advantages:Â various sizes, complete grades,
excellent performance, stable good quality. Our products can well meet the different requirement of all customers.
Our carbide products occupy important market share and are exported well to the areas of Southern Asia, Europe
and America.Â
Our Company
Zhuzhou Jinggong Cemented Carbide Co., Ltd. is located in Zhuzhou National High-Tech Industrial Development Zone.
The company is a high-tech joint stock enterprise who specializes in the development, production and sales
 of cemented carbides. Our main products include die materials, saw tips, cutting tips, brazed tips, mining tools,
Woodworking Tools, Wear Parts and other non-standard products which are widely used for various industries.Â
Any questions?Contact me at any time.
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Molins Passim Parts,Carbide Tools ,Carbide Cutting Inserts ,Tungsten Carbide Cutter
Machine Tools Accessories Co., Ltd. , http://www.nbtungstencarbide.com