The company is committed to becoming the world's leading Metal Surface Heat Treatment, qpq coating equipment, salt bath instrument service provider and building a production base with international advanced levels.We are driven by technological innovation and backed by scientific management to promote the continuous, rapid and healthy development of the enterprise. We are willing to sincerely cooperate with new and old customers to work hand in hand for the progress and development of the qpq coating industry. We are constantly developing new products to meet the needs of our ever-increasing customers on the basis of consolidating our existing products. We will enhance our core capabilities, strengthen the planning and layout of overseas business, expand domestic and foreign development space, and strengthen quality and efficiency. We will, as always, adhere to the service-centric business tenet, adhere to and improve the model of training before sales. We take the standardized modern enterprise system as the foundation, implement scientific development strategies and decisions, allocate and use various resources reasonably and effectively, and enhance the core competitiveness of the enterprise. The company adheres to the business philosophy of honesty, and meticulously builds a stable, reliable, cost-effective, and superior service brand. We position our products in beautiful and reasonable design, novel style, fine workmanship, good quality, fashionable style and noble grade. We take the customer's standard as the alignment of the enterprise products and the customer's goal as the starting point of the enterprise.
  • Nitriding Quenching Salt

    Nitriding Quenching Salt

    QPQ technology is a revolutionary new technology in the field of metallurgy. It permeates variety of metal elements to the surface in the two different nature of the bath which can improve wear

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  • Molten Salt for Quenching

    Molten Salt for Quenching

    CTRI QPQ independently developed a unique salt bath formula in late 1980s after long time research and development.

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  • Nitriding Oxide Base Salt

    Nitriding Oxide Base Salt

    In recent years, CTRI made new progress. CTRI successfully developed second generation of QPQ technology and improved QPQ equipment, making it easier for customer operation, further reducing energy

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  • Salt Quenching Steel Valve High Temperature

    Salt Quenching Steel Valve High Temperature

    According to the result of slid-wear testing, the wear resistance of medium carbon steel with QPQ treatment is 30 times than conventional quenching.

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  • Salt Quenching Steel Valve Low Temperature

    Salt Quenching Steel Valve Low Temperature

    In recent years, CTRI made new progress. CTRI successfully developed second generation of QPQ technology and improved QPQ equipment, making it easier for customer operation, further reducing energy

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  • Heat Treatment Furnace

    Heat Treatment Furnace

    Provide detailed technical data, complete set of process documents, equipment drawings, complete sets of special equipment (a total of six series of specifications for selection), paid supplies

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James Hittle star star star star star
You will feel very comfortable shopping in this company. The foreign trade clerk will tell you the product information in detail and recommend suitable products according to your situation.
Cindy Overbey star star star star star
The company's marketing strategy fits our needs very well. They not only sell directly from the factory but also sell ancillary products and provide various Q&A services.
Ashley Beatty star star star star star
Goods are imported, the best as far as other brands I have used, must buy this brand at least once!
Emma Jensen star star star star star
The product is almost the same as the picture, the price is also very close to the people, and the delivery is very fast. It is a really pleasant cooperation.
Leonardo Perez star star star star star
The service of this supplier is very good. The on-site installation time is timely. The whole service from purchase to installation is very satisfactory and worth buying.
Jenifer Greer star star star star star
I have ordered many products from this supplier and all of them have been very good and exceeded my expectations.

Our company's unique technology and good management enable us to obtain high-quality Standard PCD Inserts, indexable insert for engine products are highly competitive. We're known as one of the most professional qpq coating manufacturers and suppliers in China. Please rest assured to buy high quality qpq coating at competitive price from our factory. Good service and punctual delivery are available.

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