Drum brake lining for light and medium loading truck
1. Formula
Ingredient Ratio%
FKF fiber 20¡ª35%
Other fiber 2---8%
Rubber-Modified resin 15¡ª21%
Friction adjust agent 20¡ª40%
Reducing friction filler 10---15%
2. Character
1). Friction Character (D-MS Friction test machine)
|
Fiber Type
Character |
FKF Type Brake Lining
|
Asbestos Type Brake Lining |
|
Rise |
Decrease |
Rise |
Decrease |
|
Friction
Coefficient |
100¡æ |
0.44 |
0.37 |
0.37 |
0.35 |
|
150¡æ |
0.41 |
0.40 |
0.38 |
0.37 |
|
200¡æ |
0.41 |
0.42 |
0.42 |
0.38 |
|
250¡æ |
0.37 |
0.37 |
0.38 |
0.39 |
|
300¡æ |
0.38 |
|
0.38 |
|
|
Rate of Wear
10-7cm3/N.m |
100¡æ |
0.11 |
0.12 |
|
150¡æ |
0.16 |
0.11 |
|
200¡æ |
0.12 |
0.12 |
|
250¡æ |
0.38 |
0.26 |
|
300¡æ |
0.41 |
0.53 |
2). Test Result of Physics Property:
|
Item |
FKF Type Brake Lining |
Asbestos Type Brake Lining |
|
Impact Strength dj/cm² |
3.9 |
4.3 |
|
HRM |
65 |
82.7 |
|
Flexing Strength N/mm² |
50.28 |
52.6 |
|
Maximum Strain10-3mm/mm |
8.4 |
7.6 |
|
Density g/cm³ |
2.16 |
2.14 |
FKF Type Brake Lining for City Public Traffic Vehicle
1. Ratio of Ingredient
Ratio Usage%
Resin 12-5
Rubber 5-15
FKF Fiber 20-40
Other Fiber 20-0
Filler and Other 35-45
2.Test Result:
Friction Character (D-MS Friction test machine)
|
Temperature |
100 |
150 |
200 |
250 |
300 |
|
Friction coefficient |
0.32 |
0.36 |
0.40 |
0.39 |
0.36 |
|
Rate of Wear |
0.14 |
0.16 |
0.18 |
0.25 |
0.30 |
3.Physics Character
|
Impact Strength dJ/cm² |
5.5 |
|
HRM |
55 |
|
Density g/cm³ |
2.18 |
Disc Pad for Car
1. Ratio of Ingredient
|
Ingredient |
Usage% |
|
Resin |
10-15 |
|
Rubber |
3-0 |
|
FKF Fiber |
10-22 |
|
Steel Wool |
10-0 |
|
Filler and Other |
50-65 |
2. Friction Character:
|
Temperature |
100 |
150 |
200 |
250 |
300 |
350 |
|
Friction coefficient |
0.36 |
0.40 |
0.43 |
0.41 |
0.33 |
0.31 |
|
Rate of Wear |
0.18 |
0.25 |
0.41 |
0.39 |
0.51 |
0.64 |
3. Physics Property:
|
HRM |
72 |
|
Density g/cm³ |
2.2-2.3 |
