SUNRISE specializes in supplying silicone hose for EURO 6 Engines. The OAT coolant have become obligatory with the introduction of EURO 6 engines since 2014. They provide excellent and lasting high temperature corrosion protection for aluminium, copper, brass, steel and iron heat transfer surfaces contained in engines. However, OAT coolants will soften and degrade certain types of elastomers over time, which can impact coolant systems Silicone Hose OAT Antifreeze Coolant Hose.

SUNRISE OAT coolant hoses are specially compounded and designed to resist the chemical effect of OAT coolants either blended with regular ethylene glycol or diluted. The OAT resistant coolant hose has super resitance to UV and ozone. The custom silicone hoses is stable and flexible from - 50 degree C to + 250 degree C. Our OAT coolant hose have been thoroughly tested under tougher conditions than prescribed by SAE J20 Class A standard using an OAT coolant diluted in water (50 Vol.-% coolant, 50 Vol.-% water).

Custom silicone hose with SAE J20 requirements is possible in SUNRISE! SUNRISE is a professional silicone hose China manufacturer. We can produce OAT resistant silicone hose for your unique applications. We can produce various hoses according to your design. Welcome to inquiry!