Chopped steel wools are used in brake pad and clutch of automobile, motorcycle, locomotive and airplane as raw material with excellent properties of stability, low wear rate and good heat dissipation. So far, no substitute has been found to match its properties.
1. Chemical Composition (%)
|
C
|
Si
|
Mn
|
S
|
P
|
|
0.07-0.12
|
0.07MAX
|
0.8-1.25
|
0.03MAX
|
0.03MAX
|
2. Specification
D0-160, D1-80, AD1-80, 1-80, 3L-80, 3-60, Q4-80
3. Product technical standard
|
Grade
Item Test
|
D0-160
|
D1-80
|
AD1-80
|
1-80
|
3L-80
|
3-60
|
Q4-80
|
|
|
Sieve
Analysis
100g/8minutes
|
14#
|
0-0.5
|
0-0.5
|
0-0.5
|
0-1
|
0-1
|
0-1
|
0-1
|
|
20#
|
0-2
|
0-1.0
|
0-2
|
0-5
|
0-5
|
2-5
|
1.5-6.0
|
|
|
40#
|
2-5
|
2-12
|
3-8
|
5-15
|
5-25
|
10-20
|
12-20
|
|
|
70#
|
10-25
|
14-25
|
14-20
|
15-30
|
10-25
|
20-30
|
15-30
|
|
|
100#
|
10-20
|
10-20
|
10-14
|
5-25
|
5-20
|
10-25
|
15-25
|
|
|
Pan
|
50-75
|
50-70
|
60-75
|
50-65
|
50-60
|
25-45
|
20-48
|
|
|
ml/100g
Bulk Volume
|
0.80-1.05
|
0.80-1.10
|
0.78-0.85
|
0.80-1.10
|
0.80-1.05
|
0.90-1.10
|
0.95-1.30
|
|
|
(%)
Oil content
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.30
|
|
|
Fibre width
|
Min
|
0.0127
|
0.0360
|
0.0310
|
0.0318
|
0.0635
|
0.0889
|
0.1410
|
|
Max
|
0.0381
|
0.0598
|
0.0635
|
0.0635
|
0.0889
|
0.1410
|
0.2072
|
|
|
Chemical
Composition
|
C Mn P S Si
0.07-0.12 <1.25 <0.03 <0.03 ≤ 0.07
|
|||||||
4. Usage
|
category
|
specification
|
usage
|
note
|
|
Chopped Steel Wool
|
D0-160
D1-80
|
Motorcycle, car and Light-duty lorry brake pad
|
We can produce products according to your requirements
|
|
AD1-80
1-80
|
Medium-sized vehicle brake pad
|
||
|
3L-80
3-60
Q4-80
|
Heavy-duty vehicle brake
pad
|
5. Packing
They are packed in bags made of two layers of paper and a piece of plastic film. 25kg/bag, 40 bags per pallet, and 20 metric tons per 20ft container. we also pack the products according to your requirement.