LR low range heat transfer fluid is an aliphatic-hydrocarbon based heat transfer fluid designed for use in closed-loop, liquid phase heating and cooling systems up to 450°F in electric and steam heaters and down to a -58°F surface temperature in direct-expansion exchangers. Registered HT-1 for incidental food contact by NSF
Minimum Startup Temp (300cSt) | Maximum Operating Temp |
---|---|
-112°F / -80°C | 450°F / 232°C |
Many products undergo a violent exothermic reaction when exposed to water. Paratherm LR low range heat transfer fluid can be used safely for temperature control in these reactions because, unlike water/glycols, it’s not mixed with water. And because it contains no double bonds or bonded oxygen molecules, it’s extremely stable.
Paratherm LR low range heat transfer fluid has higher heat-transfer coefficients than 50% ethylene-glycol and 50% propylene-glycol solutions below -22°F and -4°F respectively. And while glycol solutions have a maximum operating temperature of 320°F, Paratherm LR is completely stable up to it’s 450°F maximum operating temperature. Stability tests showed less than 3% degradation after 500 hours at 550°F.
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