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Rubber-coated Metal Material (RCM)
Rubber Coated Metal Material -RCM
The type of sealing material applied uniformly rubber coating on the surface of base metal steel through a specific production process. It has good heat resistance and long-term durability, as well as a very low compression permanent deformation rate. Compared with traditional non-metallic sealing materials, RCM has relatively long service life, it is usually used in application for higher pressure, higher temperature and stricter sealing requirements.
Application recommendation:
●Cylinder Head Gasket
●Small Engine Cylinder Gasket
●Compressor gasket
●Water Pump/Oil Pump
●other Engine Gasket
RUBBER COATINGS
Nitrile Butadiene Rubber (NBR) |
a synthetic rubber with excellent resistance to oils, coolant, fuel, refrigerant and other fluids. NBR offers superior abrasion resistance for metal steel adhesion. Heat resistance up to 200°C in clamped state application. |
Nitrile Butadiene Rubber (NBR) Foamet |
Same characteristics of NBR, with the special benefit of higher conformance to rough sealing surfaces and lower clamp load applications. |
Fluoroelastomer Rubber (FKM) |
Superior heat resistance and fluid immersion performance. Heat resistant up to 250°C in clamped state applications. |
METAL CORES
Stainless Steel |
SUS301, ¾ Hard, Full Hard. SUS201 |
Cold Rolled Steel |
SPCC,1/4 Hard. C490 |
Aluminum |
|
RELEASE SURFACE COATING
PTFE |
High performance surface coating |
Resin |
Anti-stick Coating |
Foamed Rubber Metal Material
Foamed Rubber: Nitrile Rubber, NBR
Base Metal: Cold rolled steel plate 0.20mm, 0.25mm
Overall Thickness: 0.6mm, 0.8mm, 1.0mm, 1.2mm
WHAT ARE THE BENEFITS OF FOAMED RUBBER METAL MATERIAL?
◇ The spongy foamed rubber provides high sealing ability for the rough surface.
◇ With superior compression and recovery characteristics, it can make up for the sealing problems caused by the fluctuation and roughness of the flange surface.
◇ The gasket metal steel body makes narrow edge gasket much more stiffer and not easy to lead deformation and crack.
Application recommendation:
●Transmission
●Crankcase
●Water Pump/Oil Pump
●other Engine Gasket and pads
Chemical Resistance
Engine Liquid and Chemical |
NBR |
FKM |
Automotive gasoline |
☆☆☆ |
☆☆ |
Alkalies (Diluted) |
☆☆ |
☆☆☆ |
Acids (Diluted) |
☆☆ |
☆☆☆ |
50/50 Coolant/ Water |
☆☆☆ |
☆☆☆ |
Automotive Brake Fluid |
? |
X |
IRM 903 |
☆☆☆ |
☆☆☆ |
Ozone |
X |
☆☆☆ |
Diesel Oil |
☆☆☆ |
☆☆☆ |
说明:
☆☆☆ Satisfactory
☆☆ Fair
☆ Doubtful
X Unsatisfactory
? Insufficient Data
Additional information on technical properties, thicknesses of rubber coatings and metal cores can be found at Material data sheet