R&D

World- class New Materials Technologies
■ Bainitic Grey-Cast Iron
■ High-Strength Low-Alloy (HSLA) Cast Iron
■ High-strength Alloy Cast Iron of Medium-high Phosphorus
■ High CuBAlloy Cast Iron (Wear-resistant)
■ Multi-alloy Of Bainite Grey Cast Cron
■ Vermicular Graphite Cast Iron

Superb Surface Treatment Technologies
■ Medium-high Frequency Induction Hardening
■ Gas Nitriding Technology
■ Composite Plating of Ni-P technology
■ Mn-P co-infiltration technology
to improve the hardness and wear resistance of the cylinder liner surface, and completely solve the problem of cavitation corrosion.

High-precision, Low Consumption Honing Processing Technology
■ Plateau Honing Technology
■ SlidingHoning Technology
■ Laser Honing Technology
GKNZ possesses nearly one hundred national IP patents and meets various emission requirements of standards.

Development Partnership
GKNZ keeps partnership with well-known foreign and domestic universities and laboratories on new materials& processing techniques development.
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