Nantong Tongfu Carbon Industry Co., Ltd

  Automobile, motorcycle electrical machinery use the electric brush:
Variety
Volume proportion
Hardness
Resist inherently
Crooked intensity
Grit coefficient
Exposed to the voltage to fall
(V)
Speed of largest week
*1(m/s)
Density of the largest electric current
*1(A/cm2)
Characteristic , use *2
µΩ.m
µΩ.cm
MPa
Kgf/cm2
TY-51
6.30
15
0.32
32
108
1,100
M
VL
20
25
Adopt the copper alloy material, therefore the intensity is large, suitable for the contact and earth
TY-52
6.19
13
0.27
27
108
1,100
M
VL
22
22
TY-53
5.70
15
0.50
50
80
820
M
VL
25
20
TY-54
5.41
12
0.08
8
42
430
L
VL
30
25
The content of copper is high, temperature rises and exposed to the voltage to drop very low, is suitable for the electric generator and motor bigger in capacity
TY-55
5.30
18
0.15
15
49
500
L
VL
30
25
TY-56
4.93
13
0.10
10
34
350
L
VL
30
20
TY-57
4.80
18
0.33
33
45
460
M
VL
30
20
TY-58
4.40
15
0.50
50
29
300
L
VL
30
20
The content of copper is only lower than SM83, SM85, the wear-resisting decreasing is superior , suitable for large capacity generator and the motor and generally electric ring of collection of the starting machine.
TY-59
4.35
15
0.50
50
44
450
M
VL
30
20
TY-60
4.04
16
0.70
70
29
300
M
VL
30
18
TY-61
4.05
20
0.60
60
45
460
M
VL
30
18
TY-62
3.78
17
1.0
100
29
300
L
VL
30
18
TY-63
3.75
20
0.40
40
49
500
M
VL
30
18
TY-64
3.48
17
2.0
200
25
250
L
L
30
18
Lie between the dark lead quality and the middle of the metal dark lead quality, have characteristics of both sides concurrently. Especially performance is superior on the wear-resisting decreasing, suitable for the generators and motors of the medium and small capacity.
TY-65
3.40
15
3.5
350
32
330
M
L
30
18
TY-66
2.96
25
2.5
250
39
400
M
L
35
15
The wear-resisting decreasing is superior , the ring that especially suitable for the stainless steel and flow
TY-67
2.32
23
6.0
600
32
330
M
L
35
15
TY-68
2.02
30
24
2,400
31
320
M
M
30
12
Suitable for the miniature motor of high pressure

  Coefficient of friction   Exposed to the voltage to fall  
  Determine the condition Expression Determine the condition Expression
  Slip ring:Cu,Ø100 H:0.25 above Slip ring:Cu,Ø100 VH:0.25 above
  Speed in week:9.3(m/s) M:0.20-0.25 Speed in week:9.3(m/s) H:1.0-1.5V
  Size of carbon brush:10x10x25mm C:0.20以下 Size of carbon brush:10x10x25mm M:0.5-1.0V
  Electric current:O(A)   Electric current:DC10(A/cm2 L:0.25-0.5V
  Carbon brush pressure:30kPa   Carbon brush pressure:30kPa VL:0.25 Following

 


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Address:Baochang Industrial Zone, Haimen City   Tel:0513-82860888 82869000   Fax:0513-82671558

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