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Master Bond adhesives

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CHT Group QGel 312 Custom Silicone Gel
Categories: Polymer; Thermoset; Silicone

Material Notes: Product Description: QGel 312 is a clear, soft, tough moderately cross-linked silicone polymer. Silicone gels are used to provide protection from vibration and thermal or mechanical shock. Silicone gels also provide excellent moisture protection.

Key Features:

  • 10:1 mix ratio
  • 24 hour room temperature cure or heat cure
  • Soft, but resilient
  • Dispensing equipment not necessary

Formerly Amber Chemical Co (ACC Silicones), aquired by CHT in 2017

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Physical PropertiesOriginal ValueComments
Specific Gravity 0.970 g/ccUncatalyzed A
 0.970 g/ccUncatalyzed B
Viscosity 270 cPUncatalyzed B
 1100 cPUncatalyzed A
 
Mechanical PropertiesOriginal ValueComments
Penetration 2.0 - 5.0
@Temperature 150 °C,
Time 1800 sec
[mm], 19.5g force
 10 - 14
@Temperature 150 °C,
Time 1800 sec
[mm], 69.5g force
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 200 °C
Minimum Service Temperature, Air -55.0 °C
 
Processing PropertiesOriginal ValueComments
Cure Time 24.0 hour
 30.0 min
@Temperature 150 °C
 60.0 min
@Temperature 100 °C
Gel Time 13.0 minCatalyzed
 
Descriptive Properties
ColorTransparentUncatalyzed A
 TransparentUncatalyzed B

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PACC2014 / 199402

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