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Cemented Carbide Spherical Taper Bits

The Cemented Carbide Spherical Taper Bits have good wear and corrosion resistance, and high accuracy. We can also recommend, design, produce and provide various kinds of non-standard products according to drawings and requirements of the customers.

Mechanic Properties of Common Cemented Carbide Grades
for Precision Wear Parts
Grade | Hardness HRA | Transverse Rupture Strength N/mm2 | Impact Toughness (N.m/cm2) | Material features and recommended applications |
YG5 | 93.1 | 2500 | 4.7 | Superior wear resistance, good comprehensive properties, suitable for making non-standard structure components with higher wear resistance. |
YG15 | 87.5 | 3300 | 5.5 | Good strength andf impact toughness, suitable for making non-standard structurer and mechanic components in working conditions of large stress. |
YG9C | 88 | 3000 | 6.5 | Good wear resistance, high strength, suitable for nozzles and sleeves of water spray hole of PDC drill bits and cone roller bits. |
YG11C | 87.3 | 3100 | 6.8 | Better wear resistance, good impact resistance, suitable for high pressure nozzles in the petroleum, chemical and chenic industries. |
YG20C | 83.5 | 2600 | 8.5 | Optimal strength and impact, toughness, suitable for making non-standard structure and mechanic components in working conditions of very large stress. |
ZLT10 | 89.5 | 2000 | 5.5 | Good wear, corrosion and thermal shock resistance, non-magnetism, light specific gravity, high pumping effect, suitable for making valve ball, valve seat of back pressure valve of oil raising pump. |
ZK30 (YG8) | 90.2 | 3000 | 3.2 | Good wear resistance and higher strength, suitable for making non-standard structure and mechanic components under working conditions of normal stress. |
| ZK35.5 | 87.3 | 2900 | 5.2 | Good corrosion resistance and strength, suitable for impact resistant seal-ring. |
ZN106G | 91.5 | 2500 | 4.8 | Good wear and corrosion resistance, suitable for making parts of corrosion resistant submerged oil pump and acid proof pump. |
| ZN109G | 90.5 | 2800 | 5.4 | Good wear and corrosion resistance, suitable for making parts of the drink water pump. |
| ZN211G | 88.6 | 3000 | 5.1 | Good corrosion resistance, high strength, suitable for making parts of corrosion and impact resistant submerged oil pump. |
| ZK10F-1 | 92 | 2900 | 3.9 | Good wear resistance and strength, suitable for making parts of standard and deep-sea submerged oil pump. |
ZK10F-1 | 91.7 | 3100 | 7.6 | Higher wear resistance and strength, suitable for making impact resistant non-standard structural and mechanic components. |
Technic Parameters
| Diameter (D) | Hight (H) | ||
| Basic dimension (mm) | Tolerance (mm) | Basic dimension (mm) | Tolerance (mm) |
| ≤18.0 | +0.25 | ≤11.0 | ±0.15 |
| +0.05 | >11.0 - 18.0 | ±0.20 | |
| >18.0 - 25.0 | +0.30 | >18.0 - 25.0 | ±0.25 |
| +0.05 | >25.0 | ±0.30 | |

Standard export packing (carton box, plastic box, plywood box). We are responsible for the damage caused in the course of transportation.
20-30 days after advance payment, detail delivery date should be decided according to
products requirements and order quantity.
1. by sea (Shenzhen ports, Shanghai ports, Chongqing port, Qingdao port, etc.)
2. by air freight (Chengdu airport, Chongqing airport, etc.)
3. by express: International express (TNT, UPS, FedEx, DHL, EMS, etc.), Domestic express(SF, DHL, Deppon, etc.), customer can tracking the logistic information on their official website.
Main products of Cemented Carbided Drilling Teeth:
The Cemented Carbided Drilling Teeth includes Mining, Oil drill bits and Engineering bits for Milling and Planing Tools. It can be divided into Spoon Bits, Cuneiform Bits, Marginal Cuneiform Bits, Taper Bits, Spherical Taper Bits, Flat Top Bits, Taper Flat Top Bits, Button Bits, Milling and Planing Bits and etc.

Applications:
The products will be used for Mining, Oil Drilling, Milling and Planing Tools. According to the number of cone, the oil drill bits can be divided into single, double, three and multi-cone bits. The tricone bits are widely used at home and abroad. Our self-developed cone teeth are used in the adverse conditions, high temperature, high energy, high pollution of the field of drilling.
We got certificates of ISO9001:2015/ OHSAS18001:2007/ ISO14001:2015, and we have independent foreign trade rights. Contact us to get clear scaned version certificates.

High Quality---- Quality Raw Material, Profesinoal testing team, High accuracy.
High Productivity-300000 fine processing parts, 30 tons carbide blanks.
Fast Delivery-only need 10 days(blanks), fine processing parts only 20 days.
Leading Level R & D Department (more than 20 patents)
Experienced Foreign Trade Manager-help customer import procedure complete successfully.
Professional Design Department-offer custom-made service
Accept OEM & ODM
Excellent After-sales Service-after-sales support, technology support.
New products from manufacturers at wholesale prices