Thermofiber 2025 is a special woven material that was designed to work at high temperatures and low wear. TF2025 is based on TF2020 and has been reinforced with extra copper to increase friction performance: better heat dissipation provides stable friction even at higher temperatures.
AVAILABLE FORMS Clutch Facings and Buttons
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Type Woven yarn friction
Availability Grooved and drilled discs
Applications Heavy vehicle clutches
Dynamic Friction Coefficient (@79N, 7m/s): 0.45
Wear Rate (@79N, 7m/s): 50± 10 mm3/Kwh
Tº Fading (@100N, 11.5m/s): 626ºF
Hardness (DIN53505): 85±5 Shore-D
Specific Gravity (ASTM D792-91) : 1.8± 0.05 gr/cm3
Ignition Loss (ASTM D-2524): 40 ± 2 %
Acetone Extraction ISO2859-1: 2 ± 0.2 %
Compressive Strength (UNE 53205): 120 N/mm2
Burst Resistance (200 x 137 x 3,5)@392ºF: 12000RPM
Tº Max. Continuous Operation: 482ºF
Tº Max. Intermittent Operation: 662ºF
Mating Surface: Perlitic cast iron, hardness HB150-200
Adhesives: Thermosetting adhesive.
Oil Resistant: Yes