WC Cemented Carbide Inserts Button Drill Bits For Mining, Construction Application
Production Description:
Cemented Carbide Button Bits
This carbide button is made from coarse-grained cemented carbide, with properties of high hardness and good transverse-rupture strength, as well as corrosion resistance, resistance to acid and alkali, long service life.
The carbide is mainly classified by applications below:
applied for cold pavement milling-planing machine;
applied for rotary digging machinery;
applied for coal digging machine;
applied for roadway and tunnel boring machine;
and used for trench excavator, etc.
It is always widely used for crushing or milling rocks.
Performance List
| Grade | Cobalt content | Binder | WC particle
/grain size | Density | Hardness | Coercive force
Coercive
HC | Transverse Rupture Strength
Flexural strength |
| (wt%) | (%) | (μm) | (g/cm3) | HRA | HV10 | HV30 | (KA/m) | (MPa) or (N/mm2) |
| JK09 | 10.6-12.0 | 12 | 2.4 | 14.30 | 87.30 | | 1100 | 5.0-8.0 | 2900 |
| JK16 | 14.5-16.2 | 16.5 | 2.4 | 13.85 | 85.30 | | 940 | 4.2-6.0 | 3100 |
| JK10.2 | 5.2-6.0 | 6 | 2.0 | 14.95 | 90.00 | | 1350 | 11.2-13.0 | 2800 |
| JK10.2T | 5.4-6.0 | 6 | 2.0 | 14.95 | 90.30 | | 1380 | 11.2-13.2 | 3000 |
| JK20.2 | 7.0-7.8 | 7.8 | 2.0 | 14.78 | 89.50 | | 1300 | 9.2-11.3 | 3000 |
| JK10.4 | 5.0-6.0 | 6 | 4.0 | 14.94 | 87.30 | | 1100 | 5.3-6.5 | 2400 |
| JK20.4 | 6.8-8.0 | 8 | 4.0 | 14.70 | 86.70 | | 1050 | 4.3-5.5 | 2500 |
| JK30.4 | 8.6-10.0 | 10 | 4.0 | 14.53 | 86.30 | | 1010 | 4.0-5.0 | 2600 |
| JK20.5S | | | | 14.65 | 86.50 | | | | 2200 |
PRODUCTION DEMONSTRATION:
Q: Are you a trading company or manufacturer?
A: We are a professional factory for 15 years.
Q: Trade Assurance?
A: We have joined the Trade Assurance on Alibaba to protect your payment to make sure that we deliver on time and manufacture quality products as required.
Q: How to send an inquiry?
A: It's better to send us detailed specifications of products, it's better attaching product drawings or photos for better reference.
You can:-Send us an inquiry from the Alibaba.com platform.-Send email to us directly, sales managers always supply professional service for you.
Q: How do you guarantee your quality?
Firstly, we do a quality test during each process. And we use production instruction cards when one process finished, the work will be signed on the production instruction cards. Secondly, we will collect all comments on our products from customers in time. And try our best to improve quality all the time.
Q: Do you offer samples?
A: Yes, we do offer samples. However, buyers need to pay for the freight charge. In addition, whether samples are free or not depends on the quantity you buy.
Q: What kinds of payment do you accept?
A: In addition to the patterns of payment shown above, you can discuss with us in which way you would like to pay.
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WC Cemented Carbide Inserts Button Drill Bits For Mining, Construction Application Images
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