• 87 HRA Tungsten Carbide Mining Bits , Coal Mining Cemented Carbide Button Bits
87 HRA Tungsten Carbide Mining Bits , Coal Mining Cemented Carbide Button Bits

87 HRA Tungsten Carbide Mining Bits , Coal Mining Cemented Carbide Button Bits

Product Details:

Place of Origin: Zhuzhou,Hunan,China
Brand Name: Gingte Li
Certification: ISO9001:2015
Model Number: various

Payment & Shipping Terms:

Minimum Order Quantity: 30KGs
Price: negotiable
Packaging Details: First paper packing each piece then pack into paper boxes or plastic box,next use exported cartons or wooden cases,or packed as customers'requirement.
Delivery Time: 7-15 work days
Payment Terms: T/T, Western Union, L/C
Supply Ability: 400 tons/year
Get Best Price Contact Now

Detail Information

Material: Tungsten Carbide Surface Treatment: Sandblasting Or Passivation
Purpose: Coal Mining Carbide Chemical Composition: WC+Cobalt
Shipping Terms: FOB,CIF,C&F Etc By Sea Or By Air Roughness: 1.6-3.2
Sample: Available Hardness: 87 HRA
High Light:

tungsten carbide parts


tungsten carbide mining bits

Product Description

Tungsten Carbide Button Bits for Coal Mining on Soft Rock Formations

Product Quick Detail:

1. Product Name: Tungsten Carbide Button Bits

2. Material: Tungsten Carbide

3. Size: Various or as customer's size

4. Size Tolerance: free tolerance or as customer's request

5. Shape: different shape available

6. Recommend Grade: YG8 YG10C etc

7. Grain Size: Medium/Coarse Grain

8. Applications: Coal Mining and others

9. Sintering Treatment: HIP sintering

10. Product Features: Long life, High Impact Resistance

11. Certification: ISO9001



Prodcut Descriptions :

Because of its high precision and high reliability, tungsten carbide button tips are widely used in petroleum, natural gas, coal, road construction and other types of mining exploration, mining excavation and processing areas in which tools are mainly as petroleum drill bits, coal cutting bits, milling planer bits, geologic tools, compound drill bits and their completed tools.

Our company has in its possession an advanced production line for manufacturing tungsten carbide button bits. We can also supply customized products of various specifications based on the requirements of our customers.



Grade Performances:

Grade Density  T.R.S Hardness Performance & Application Recommended
g/cm3 MPα HRA
YG6 14.9 2100 90 or coring crowns,electric coal drill bits,coal cutting picks,oil cone bits and scraping knife bits, usd in geological prospecting, coal mining and oil well boring.
YG8 14.7 2400 89.5 For coring crowns, electric coal drill bits, coal cutting picks, cone drill bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.
YG8C 14.7 2450 88.5   Mostly used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations.
YG9C 14.6 2450 87.8 Suitable to strips, conical buttons for rotary percussion-resistant, geological prospecting buttons, cut soft and medium hard formations.
YG10C 14.4 2550 87 Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations.
YG11C 14.4 2600 87  Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations.
YG13C 14.2 2650 86.5 Predominatly for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and vey hard formations.
YG15C 14 2700 86.5 For oil cone drill bits, for medium soft and medium -hard rocks.
YG15 14 2500 87.5 Good strength and less wear resistance,for bits of rotary hammer rock drills and heavy rock drills, for hard and very hard rocks.




Diameter 7mm 8mm 9mm 10mm 12mm 13mm 14mm 15mm 16mm 20mm 25mm 30mm are available to offer. 

For any other sizes we are able to custom-made according to clients’ requirements or drawings.



Quality assurance:

  • Every production process has a special person to test to ensure quality

  • Have professional engineers to check the quality

  • All products are under strict quality system management based on ISO9001:2008



Packing Process:

Packing Details : In cartons,wooden boxes,plastic boxes or customized.

87 HRA Tungsten Carbide Mining Bits , Coal Mining Cemented Carbide Button Bits 0





Q: Are you trading company or manufacturer ?

A: We are factory.


Q: How can i place an order ?
A: Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time.
For designing or further discussion, it is better to contact us with Skype / email / phone, in case of any delays.


Q: What is your terms of delivery ?
A: We accept EXW, FOB, C&F, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.


Q: How long is your delivery time ?

A: Generally it is 3-5 days if the goods are in stock. or it is 15-25 days if the goods are not in stock, it is according to quantity.


Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.


Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.



Contact us at your free time when you are interested in our products : )

Want to Know more details about this product
I am interested in 87 HRA Tungsten Carbide Mining Bits , Coal Mining Cemented Carbide Button Bits could you send me more details such as type, size, quantity, material, etc.
Waiting for your reply.