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Piston RIngs
Environmental problems have come under close scrutiny throughout the world. Automotive, truck and other vehicle manufacturers have responded by concentrating their efforts on developing and introducing a variety of environmentally friendly vehicles.
 
The heart of any vehicle is its engine. Engines for environmentally friendly vehicles operate under conditions that are continually more demanding and require components and parts that embody the highest level of technology.
 
Riken manufactures piston rings that operate as critical, functional parts in an internal combustion engine. Today Riken is helping its vehicle manufacturer customers develop environmentally friendly vehicles by providing a variety of piston rings that are designed and produced with advanced engineering and technology. We will continue to work closely with our engine customers and are committed to further advancements in ring design and manufacturing technologies to ensure that the right parts are available to serve the engines of the future.
 
Development of Environmentally Friendly Vehicles
Key Targets of New Engine Development
Higher Output Low Fuel Consumption, Low or Zero Emissions
New Piston Ring Requirements
1.Improve scuffing and wear resistance to allow for higher compression and longer life
Example:
Change ring shape or modify surface treatment
 
2.Reduce friction loss
Example:
Develop narrower compression and oil control rings

Gasoline engine piston ring sets
 

Diesel engine piston ring sets
 
Contact Overseas Sales & Marketing
OEM-related: (Phone) +81-3-3230-3926
Aftermarket: (Phone) +81-3-3230-3923

(Fax) +81-3-3230-3432
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