Piston ring is used to insert the piston groove inside the metal ring, piston ring is divided into two types: compression ring and oil ring. The compression ring can be used to seal the combustible mixture gas in the combustion chamber; The oil ring is used to scrape excess oil from the cylinder. Commonly used car engines have two kinds of diesel and gasoline engines, because of their different fuel performance, the use of piston rings are not the same. Early piston rings were formed by casting, but with the progress of technology, high-power steel piston rings were born, and with the continuous improvement of engine functions and environmental requirements, a variety of advanced surface treatment applications, such as thermal spraying, electroplating, chromium plating, gas nitriding, physical deposition, surface coating, zinc-manganese phosphating treatment, etc., the function of the piston ring is greatly improved. Piston ring function includes sealing, regulating oil (oil control), heat conduction (heat transfer), guidance (support) four roles. Sealing: refers to sealing gas, do not let the combustion chamber gas leakage to the crankcase, the gas leakage is controlled at a minimum, improve thermal efficiency. piston ring,diesel piston ring,diesel engine piston ring,car engine piston rings 1D auto parts , https://www.1dauto.com
The significance of the piston ring:
Piston ring is the core component inside the fuel engine, it and cylinder, piston, cylinder wall together to complete the seal of fuel gas.
Functional characteristics of piston ring:
Guangxi Yuchai Machinery Co., Ltd. has recently unveiled four new engine prototypes that have successfully passed ignition tests. These models—F3000K, F2000, J5600, and W7700—are expected to enhance the company's product lineup and meet evolving environmental standards.
The F3000K is a fully localized model designed for cost-effectiveness, with its power output increased from 85 kW to 95 kW. It meets Euro II emission standards and is aimed at high-end passenger vehicles. The F2000 features a four-valve design and high-pressure common rail technology, making it an efficient and low-emission engine that complies with Euro III regulations. It’s known for its low fuel consumption, quiet operation, and reduced emissions.
The J5600 is an upgraded version of the Yuchai 6105 diesel engine, now meeting Euro III standards. It incorporates four-valve technology and a high-pressure common rail electronic control system. This engine is ideal for passenger cars and buses, offering low noise levels, high reliability, and cost-effective maintenance due to its mature component base.
Lastly, the W7700 is a sedan diesel engine based on Yuchai’s 4W platform. It uses high-pressure common rail electronic control technology, along with an aluminum alloy body and cylinder head, to achieve Euro III emission compliance. This model is designed for improved performance and fuel efficiency in passenger vehicles.
These new developments highlight Yuchai’s commitment to innovation, sustainability, and meeting global emission standards, positioning the company as a strong competitor in the automotive engine market.
What is a piston ring?