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Company Introduction

Zhuzhou Tongyi Industry Co., Ltd. founded in October 2002, with registered capital of 10 million RMB, is a professional manufacturer of tungsten carbide products in China. The main products cover tungsten carbide buttons for mining and drill, tungsten carbide wire drawing dies, carbide inserts, carbide tips, carbide anvils, carbide rods and carbide special shaped parts.
With many years of great efforts, our company sets up a standard workshop of modern industrial production, owns advanced production equipment, and employs domestic well-known experts as consultants. We are a high-tech private enterprise located in Zhuzhou city, Hunan province, which is the largest tungsten carbide production and sales base in China. With the advantages of quality, price and service, our products are exported to Europe, South America, North America, Asia and so on

Products Details
1. Applications
1) Tungsten carbide buttons for mining and drill, is extensively used in “DTH” bit for water well drilling, mineral exploration, percussion rotary air blast drilling, mining blast holes, etc.
2) Tungsten carbide wire drawing dies is well appreciated by major producers for manufacturing round and other shaped wires, rods, bars, pipes and tubes. It is widely applied in highly abrasive and intense heat areas where PCD dies are not a cost effective choice. It can be used for MS wire, High carbon, stainless steel wires of all sizes and welding wire and can be utilized to draw ferrous and non-ferrous materials.
3) Tungsten carbide inserts is basically for cutting hard materials, such as hardened steel, stainless steel, cast iron, non-ferrous metals, hardwoods and others. It is also used for finish machining of glass, shaping, smoothing and material removal.
4)Tungsten carbide anvils is a critical component for producing synthetic diamond or artificial diamond powder in high pressure and high temperature environment, are installed to six synthetic diamond pressers and work in a super-critical state: 10 to 20 GPa and over 1500℃. They are able to work perfectly under such a harsh condition. The working life of tungsten carbide anvil is longer than that of similar products.
2.International Market
Our tungsten carbide products are mainly exported to the United States, Canada, Germany, Poland, Brazil, Saudi Arabia, UAE, Ukraine, Russia, India, Iran, Palestine, the Philippines, Turkey, Indonesia, Vietnam, etc.

Advantages
Tongyi tungsten carbide products are highly appraised for wide variety, superior quality, prompt delivery and excellent after-sales service.
1. R&D Strength
Our company owns advanced inspection equipment. We strictly test the production process and make our tungsten carbide products reach the highest level. All of our carbide products are manufactured under strict surveillance.
2. Certificates and Honors
Our company is strictly in accordance with the international quality standard GB/T19001-ISO9001, implements its quality management system to practice control of the production process and quality of cemented carbide products. Our company has won the honorary titles like “Private Science and Technology Enterprise in Hunan Province”, “Advanced Unit in the Fixed Asset Investment in Industrial Project”, and “Contract-honoring and Promise-keeping Unit” in Zhuzhou City, and its “Tongyi” brand was awarded as “Famous Trademark in Hunan Province”.
3. Quality Control
Tongyi takes “Quality First, Customer Supreme, Technology Innovation, Excellence Pursuit” as the quality policy. In order to guarantee high quality of our tungsten carbide products, our company configures advanced production and testing equipment. We also take pressure test detection, outsourcing regulatory and product sampling to control the product quality.
4. Cost Savings
We have our own factory so that we are able to produce products with cost and price advantages.
5. Technical Advantage
Our company has over 10 years’ manufacturing experience of tungsten carbide products. We have many senior engineers who specialize in cemented carbide field for many years.
6. Service
Our company promises fast delivery. Samples and quotes are available if necessary. We also provide other special service such as installation and training according to customers’ specific requirements.
7. Environmental Protection
Our tungsten carbide products are manufactured in strict accordance with the international quality standard GB/T19001-ISO9001. The production process is environmental friendly.
8. OEM
We are very delighted to provide OEM service for customers.

Since our establishment, we have been always sticking to the operation principle of “Efforts-concerted, Excellence-pursued”. Our company has been constantly increasing the technological input and management innovation, expanding the influence of Tongyi brand, and energetically developing the market. Tongyi is fully marching towards the strategic goal of a stronger enterprise with sustainable development. Aiming to satisfy the customer needs, we provide satisfactory cemented carbide products with high performance and makes great efforts to develop new products to meet the changing market demands.

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