What is the cobalt content range for the carbide rods?

The cobalt content ranges from 10% to 14%, depending on the specific grade selected.

How is the quality of the carbide rods ensured?

We use 100% virgin material, perform 100% QC inspection before shipment, and use Italy imported grinding machines for high precision.

Cemented Carbide Rod, Solid Carbide Rod

Name: Cemented Carbide Rod, Solid Carbide Rod
Brand: Zhuzhou Jinggong Cemented Carbide Co., Ltd.
SKU: 827642775

Hunan, ChinaZhuzhou Jinggong Cemented Carbide Co., Ltd.

US$44.00

5 Yards

Product profile

Customization

Available

Product Type

Rod

Material

100% Raw Material Tungsten Carbide Powder

Model NO.

Customed

Carbon Content

Low Carbon

Grade

K20, K30, K40, K50

Grain Size

0.3~0.5 0.5~0.9 1.0~1.3 1.4~20um

Cobalt

10-14%

Density

12.5-14.4G/mm3

Trs

3500-400n/mm2

Application

Drills, End Mills. Reamers

Transport Package

Plastic Box

Specification

330X6

Trademark

ZZJG or OEM

Origin

Zhuzhou China

HS Code

843143100

Production Capacity

78 Ton/Month

Key features

High Precision Tolerance: Sphericity 0.001-0.005mm, Linearity 0.001-0.1mm, Diameter grades H4-H9.

100% Virgin Material: Made from 100% raw material tungsten carbide powder with 100% QC inspection.

Wide Grade Selection: Available in K20-K50 grades with varying cobalt content and grain sizes.

Customization Support: Supports custom grades, grain sizes, and non-standard items per samples or drawings.

Excellent Wear Resistance: High hardness after quenching and tempering for superior wear and hot-work performance.

Certified Manufacturer: ISO 9001, ISO 14001, and RoHS certified with 16+ years of manufacturing experience.

Large Production Capacity: Output exceeds 80 tons per month with over 200 employees in Zhuzhou factory.

Versatile Applications: Suitable for drills, end mills, reamers, and machining steel, cast iron, and alloys.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Zhuzhou Jinggong Cemented Carbide Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, OtherExport Year: 2006-08-16Nearest Port: Shanghai, China, Shenzhen, China, Guangzhou,ChinaAverage Response Time: ≤24hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP

AI-Powered supplier vetting

SummaryThe supplier demonstrates established manufacturing and customization capabilities in cemented carbide products. Evidence includes its own R&D and production base, advanced production and testing equipment, three production lines, documented quality and complaint-handling procedures, ERP-based process management, and stated annual tungsten carbide capacity ranging from 1,000 to 1,800 tons across the provided records. It offers OEM and ODM services, multiple customization modes, inventory capability, and has participated in the Canton Fair. However, the supplier has no overseas warehouse, showroom, agents, or branches, and the factory and related subcontractors reportedly lack a valid manufacturing contract. Certification holdings and specific customer case details are not provided. Financial information is limited to years stated in the records and cannot establish financial credibility.

Supplier typeThe supplier operates its own R&D and production base, provides OEM and ODM services, and manufactures cemented carbide products including rods, tips, inserts, wear parts, mining tips, saw tips, bars, and blanks. It also reports inventory capability, indicating a manufacturer with design and supply capabilities rather than only a trading profile.

After-Sales capabilityThe supplier has documented corrective and preventive action procedures, complaint-handling procedures, and written supplier-service assessment procedures with records. It has no overseas agents or branches, serves zero stated overseas countries, and has no overseas warehouse or showroom, which limits localized after-sales support.

R&D capabilityThe supplier has its own R&D base, reported new products during the past year, provides ODM services, and supports customization from samples and designs. No internationally recognized design awards or national science and technology progress awards are reported, and no SDK is available; these records support practical product development but not broader innovation recognition.

Production capacityThe supplier reports its own production base, advanced cemented carbide equipment, a testing center, precision mould production lines, three production lines, and documented finished-product inspection. Stated tungsten carbide capacity is 1,000 tons in one company description and 1,800 tons in other records; inventory capability is available, but the lack of a valid contract with related subcontractors is a documented governance weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly supporting a broad range of customer-specific development and manufacturing requirements.