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| ID Material | 86 |
|---|---|
| Responsable | R. Antich |
| Revision | 0 |
| Revision date | 03/09/2026 |
TVS AF 21
TVS AF 21 is an Asbestos free non-metallic Flexible friction material available in roll (coil) form. TVS AF 21 is silent in operation and excellent wear proprieties.Material composition consists of binders, glass fibers, friction modifiers and fillers.
Material data
Friction properties
| Static Friction Coefficient (@15bar, from the box) | 0.50±0.05 μ |
|---|---|
| Static Friction Coefficient (@15bar, 100ºC) | 0.50±0.05 μ |
| Dynamic Friction Coefficient (10bar, 10m/s) | 0.40±0.05 |
| Wear Rate (@10bar, 15m/s) | 40 (at 150 ºC) |
| Tº Fading (@10bar, 10m/s) | >300 °C |
Physical properties
| Hardness (DIN53505) | 55±10 Shore-D |
|---|---|
| Specific Gravity (ASTM D792) | 1.9±0.1 gr/cm3 |
Mechanical properties
| Compressive Strength (ISO 844:2014) | 150±10 N/mm² |
|---|---|
| Ultimate Shear Strenght (ASTM D732) | 2.1 N/mm² |
Recommended Working Values
| Tº Max. Continuous Operation | 250 °C |
|---|---|
| Tº Max. Intermittent Operation | 350 °C |
| Max. Pressure | 14 Bar |
Material type
Flexible
Appearance / Formats
Applications
Drum Brakes · Friction washers · Industrial drum and brand brakes · Miscellaneous industrial brakes / clutches
Price Level
€€€
Reach (EC)1907/2023 - RoHS 2015/863/EU
Yes
Others
| Recommended Mating Surface | Perlitic cast iron, hardness HB150-200 |
|---|---|
| Recommended Adhesives | Thermosetting adhesive |
Charts
