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Glastherm® HT 220 - ASTM

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Characteristics

  • Low thermal conductivity and extremly high heat resistance
  • Fibre-reinforced composite material developed for applications in field of thermal insulation (max. continuous operating temperature 220°C)
  • Reduces Heat Loss

Technical Specifications Glastherm® HT 220 - ASTM

Test MethodUnitGuideline Value
Standard ColorLight Beige
Maximum Service Temp.°C350
Continuous Use Temp.°C220
Test MethodUnitGuideline Value
Flexural StrengthASTM D 790psi52,200
Compressive Strength @302°F / 150°CASTM D 695psi55,100
Compressive Strength @392°F / 200°CASTM D 695psi40,600
Compressive Strength @550°F / 288°CASTM D 695psi35,000
Compressive Strength @RTASTM D 695psi72,500
Test MethodUnitGuideline Value
Coefficient of Thermal Expansion Across ThicknessASTM D 696(in./in.°C) x 10-55.7
Coefficient of Thermal Expansion Across SurfaceASTM D 696(in./in.°C) x 10-51.3
Thermal ConductivityASTM C 177BTUIn/HrFt2 °F1.75
Test MethodUnitGuideline Value
DensityASTM D 792lbs/ft3115
Water AbsorptionASTM D 570% by wt.0.2
Thickness Toleranceinches+/-0.004

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