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Rulon Bearings

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Dow SPECFLEX™ NC 630 Polyol
Categories: Polymer
Material Notes: SPECFLEX™ NC 630 polyol is a high functionality capped polyol. Its high molecular weight and primary hydroxyl content make it well suited for high resilience, flexible molded foams. CAS# 009082-00-2 026301-10-0

Information provided by Dow
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Physical PropertiesOriginal ValueComments
Specific Gravity 1.022 g/cc
Viscosity Measure 80 cSt
@Temperature 98.9 °C
 600 cSt
@Temperature 37.8 °C
 1250 cSt
@Temperature 25.0 °C
 7200 cSt
@Temperature 0.000 °C
Maximum Moisture Content 0.060wt% water
Vapor Pressure <= 0.0100 torr
 
Thermal PropertiesOriginal ValueComments
Specific Heat Capacity 1.84 J/g-°C
@Temperature 20.0 °C
 1.99 J/g-°C
@Temperature 60.0 °C
 2.09 J/g-°C
@Temperature 100 °C
Thermal Conductivity 0.000385 cal cm/sec-cm²-°C
 0.000368 cal cm/sec-cm²-°C
@Temperature 100 °C
 0.000380 cal cm/sec-cm²-°C
@Temperature 50.0 °C
Flash Point >= 204 °C
 
Descriptive Properties
Hydroxyl Number mg KOH/g29 - 33

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