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Glastic® FHT


Glastic® FHT - Flexible High-Temperature Laminate

Grade Glastic® FHT (Flexible High Temperature) Laminate provides numerous high-performance features and benefits, such as high flexibility and excellent dielectric strength at elevated temperatures.



  • Highly Flexible
  • Excellent Dielectric Strength
  • High Heat Resistance

Technical Specifications Glastic® FHT

Test MethodUnitGuideline Value
Part Number1800
Standard ColorNatural/Cream
UL Temperature Index - ElectricalUL 746B°C190 (1/32"), 200 (1/16")
UL Temperature Index - MechanicalUL 746B°C190 (1/32"), 200 (1/16")
UL Recognition File NumberE81928
Test MethodUnitGuideline Value
Compressive StrengthASTM D 695psi14,000
Tensile StrengthASTM D 638psi10,500
IZOD Impact Strength (notched)ASTM D 256ft. lb./in.10
Test MethodUnitGuideline Value
Coefficient of Thermal ExpansionASTM D 696(in./in.°C) x 10-52
Thermal ConductivityASTM C 1771.7
Test MethodUnitGuideline Value
UL Subject 94UL 94HB
UL Hot Wire IgnitionUL 746Asec.49 (0.028"), 102 (0.058")
UL High Amp IgnitionUL 746A200+
Oxygen IndexASTM D 2863%O221.8
Test MethodUnitGuideline Value
Water AbsorptionASTM D 570% by wt.1.1
Specific GravityASTM D 7921.6
Test MethodUnitGuideline Value
Electrical Strength - Perpendicular S/T in AirASTM D 149Vpm450
Electrical Strength - Perpendicular S/T in OilASTM D 149Vpm570
Electrical Strength - Parallel S/S in OilASTM D 149kV60
Arc ResistanceASTM D 495sec.139
IEC Track Resistance (CTI)UL 746AV500+
Permittivity, 60 HzASTM D 1506.4
Dissipation Factor, 60 HzASTM D 1500.07
Dissipation Factor, MHzASTM D 1500.033
Permittivity, MHzASTM D 1504.2


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