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Specializing in Tungsten Alloy Products

Zhuzhou KJ Super Materials Co., Ltd. is a company specializes in the manufacturing, precision machining and distribution of tungsten heavy alloy, tungsten copper, cemented carbide, pure tungsten and other related tungsten alloy products.

Extensive Product Range 

Our core product portfolio includes tungsten heavy alloys, bearing balls, fishing sinkers, dart barrels, swaging rods, bucking bars, copper tungsten electrodes, boring bars, syringes, collimators, and counterweights, which are highly trusted by clients across the US, Canada, and Japan.
 

We provide premium tungsten alloy products to clients worldwide. Characterized by high density, exceptional hardness, a high melting point, corrosion resistance, radiation shielding, and non-toxicity, our materials are widely adopted in aerospace, medical equipment, mechatronics, oil exploration, automotive, sports counterweights, and heavy industrial bearings.

​Led by Top-Tier Academic and Industry Experts

Backed by a solid foundation, advanced manufacturing technology, and strict quality control, our professional R&D team is led by materials science professors and senior engineers. Supported by the academic expertise of Central South University and global technological advancements, we hold over 40 invention and design patents. These innovations ensure our tungsten alloy products remain at the industry-leading level worldwide.

Intelligent Automation Workshop

Our Equipment

Quality Control

QC/Technical Support:

An independent department is responsible for checking the safety and quality of all newly developed products as well as those that are mass-produced for buyers.

QC Staff:

5 to 9

Company Certifications:

Certificate Standard:

ISO 9001:2008  

Number:

0071116Q11402R0M

Issue Date:

12-May-2016

Expiry Date:

14-Sep-2018

Issued By:

Guangdong Zhongjian Certification Co.,Ltd.

Scope/Range:

Production and Service of Tungsten Heavy Alloy and Tungsten Copper Alloy

Materials/Components:

100% local.

Procedures/testing Details:

Quality Control personnel who are all experts in their respective product assignments check the quality at every stage of production, from the incoming raw materials to the finished product.

Other Information:

We are proud to announce our recently acquired ISO 9001 certification from the China Certification Center.

Services and Support

Sample Availability & Policy:

We will provide free samples of products upon customer's request. To help us decide favorably on sample requests, we ask interested customers to send comprehensive buyer information for our review. All sample shipments will be either by air or by sea, with taxes and shipping costs paid by the customer.

 

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Guarantees/Warranties/Terms and Conditions:

We guarantee our products to be free from manufacturer defects. Liability under this warranty is limited to the replacing of any product found to be defective under normal use.

 

After Sales Service:

Our Customer Service personnel are experienced product specialists who can answer your questions 7 days a week from 9am to 4am. Contact us now!

Production Line

© 2025 by Zhuzhou KJ Super Materials Co., Ltd. 
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