CADI Grinding Ball

Our company introduced advanced medium frequency furnace from America,annual output of CADI grinding balls is 80,000 tons. Production sizes range from Φ30 to Φ130, the biggest size even can reach Φ150.

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High Manganese Steel Liner

High manganese steel ball mill liner is used to protect the direct impact and wear of grinding ball and materials. At the same time, the different shapes of high manganese steel liners are used to adjust the movement state of the mineral, thereby enhancing the efficiency of grinding and crushing

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Multi-alloy Mill Liner

Same as the ball mill liners, the semi-autogenous mill lining plates are all used to protect the mill's body from the direct impact and wear of grinding ball and materials. At the same time, the different shapes of the lining plate are used to adjust the movement state of the mineral,

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Bi-metallic Crusher Hammer

The hammer has many advantages: the handle has good toughness, not easily broken; Rockwell hardness can be HRC 65-67, good abrasion resistance, long life and other advantages.

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Other Castings

Chengde Rongmao Cast Steel Co., Ltd. is an industry leader in the creation of high-quality custom assemblies used throughout a diverse range of industries and markets.

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Who We Are

Chengde Rongmao Cast Steel Co., Ltd. Is located in the historic and cultural city - Chengde China. The company was founded in 1980s, after the expansion in 2003, became a large-scale professional casting enterprise, specially have rich experience in producing Carbide Austempered Ductile Iron (CADI) grinding ball, high chrome cast grinding ball,forged grinding ball, high manganese steel castings,high alloy crusher hammer, ball mill liner, semi-autogenous mill liner, various models of jaw crusher tooth plate, hammer crusher liner, high-chromium alloy combined hammer and all kinds of high quality cast and forged products. By 2012, the company has 400 staff, including 80 technical management personnel, 30 person with senior and medium professional titles. Our plant covers an area of 82,000 square meters, fixed assets is about 200 million yuan, annual output is 80,000 tons. With annual sales of 600 million yuan, become a casting industry leading enterprises.

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Factory

WHY CHOOSE US

Our plant covers an area of 82,000 square meters, annual output is 80,000 tons. With annual sales of 600 million yuan, become a casting industry leading enterprises.
Over these years, our company focus on management, pay close attention to product quality, these assure our products well received by all the users.

Raw Materials

We have a strict supplier evaluation system which contributes a lot to helping us reach a strategic cooperation with steel suppliers, therefore we can get a very competitive price while ensuring fine quality products.

Advanced Equipments

By adopting imported inductotherm intermediate frequency furnace & automatic pouring machine, now Rongmao has several automatic production lines and each production line can produce different sizes such as ø60、ø80、ø100、ø110、ø120、ø125、ø130 and ø150 simultaneously.

Why Choose Us
Unique Heat Treatment Process

By virtue of Rongmao’s own R&D achievement--successfully applying isothermal salt bath heat treatment process to grinding ball, the CADI grinding ball can realize its ideal mechanical properties and reach international standard.

Quality Control

Long established strategic relationships with scholars from domestic famous universities and long-term raw material suppliers allow us to ensure all grinding balls and mill liners supplied to our customers are made from the highest quality products and meet strict Rongmao specifications.

CASE STUDIES

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NEWS

Become a Casting Industry Leading Enterprises.!

Focus on Management, Pay Close Attention to Product Quality

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