high quality auto piston ring pvd manufacturer for automotive

Company Advantages
1. The raw materials of HEARTEN auto piston ring , mainly clay and kaolin, are sourced from suppliers who hold domestic quality certifications (GB/T) in the pottery industry. It successfully passed the SO9001 and QS-9000 certifications
2. GUANGZHOU HEARTEN AUTO PARTS CO,LTD. works closely with clients to create and manage programs which meet their unique requirement. The product can be customized to suit the customers' demand for size
3. This garment lasts well. It has sturdy and durable fabric which is woven in a manner that it can be effortlessly worn for a long time. Its tolerance control is as small as 0.004mm
4. The reflectivity of this product is satisfying. The screen's multiple layers of diffusion material negate the washout effects of ambient light for sharp image clarity. The product features a superior thermal stability
5. The product uses no electricity. It is 100% off grid and effectively reduces the electricity demand by up to 100% during the day and night. Its quality is greatly improved by implementing strict quality control

The top compression ring use the nitriding technology，the bush ring retains the characteristics of the Chromium：
● The hardness of nitride is HV1100
● The nitride processing will make the product's plane and the excircle  have a good hardness
● Cost-Effective
● Under normal conditions，It can use 1,5000KM

Company Features
1. HEARTEN has remained excellent in the auto piston ring industry for decades.
2. Our company has excellent staff. They have the world-class expertise to challenge conventional thinking, identify new opportunities, and develop unique solutions for our customers.
3. With sealed power piston rings being its service philosophy, GUANGZHOU HEARTEN AUTO PARTS CO,LTD. provides piston rings types . Get an offer!