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Fire-resistant Conveyor Belt
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Technical specifications and test datanumberInspection itemsUnit of measurementStandard requirementsdetection result1Appe ...
Product description
Technical specifications and test datanumberInspection itemsUnit of measurementStandard requirementsdetection result1Appe
Product specifications
number |
Inspection items |
Unit of measurement |
Standard requirements |
detection result |
1 |
Appearance quality |
/ |
/ |
qualified |
2 |
Width deviation |
mm |
±10 |
-2 |
3 |
Thickness deviation of upper covering layer |
mm |
Not less than6.65 |
7.00 |
4 |
Thickness deviation of the lower cover |
mm |
Not less than2.80 |
3.10 |
5 |
Longitudinal full thickness tensile strength |
N/mm |
Not less |
465 |
6 |
Transverse full thickness tensile strength |
N/mm |
Not less than100 |
145 |
7 |
Full thickness longitudinal reference force elongation |
% |
Not less than1.0 |
0.7 |
8 |
Full thickness longitudinal elongation |
% |
Not less than3.0 |
3.7 |
9 |
Covering a burning resistant experimental high temperature burning depth |
mm |
Not less than0.5 |
0.3 |
10 |
Ten high temperature burning depth |
mm |
Not less than0.1 |
-0.4 |
11 |
Minimum tensile strength of 125 c * 168h after hot air aging |
mpa |
5 |
12 |
12 |
Decrease in tensile strength |
% |
40 |
25 |
13 |
The lowest value of elongation at break |
% |
180 |
450 |
14 |
The elongation rate decreased |
% |
55 |
34 |
15 |
Average value of adhesion strength between layers at normal temperature and under normal temperature |
N/mm |
Not less than6.0 |
18.6 |
16 |
Minimum vertical distribution |
N/mm |
4.0 |
18.0 |
17 |
Coverage layer < 3mm: the longitudinal mean value of the covering layer and the cloth layer |
N/mm |
Not less than6.0 |
16.8 |
18 |
Longitudinal minimum value between the covering layer and the cloth layer |
N/mm |
4.0 |
16.4 |
19 |
Covering layer > 3mm: the longitudinal mean value of the covering layer and the cloth layer |
|
|
|
20 |
Longitudinal minimum value between the covering layer and the cloth layer |
N/mm |
4.0 |
16.8 |
21 |
High temperature 160 |
N/mm |
Not less than3.0 |
6.2 |
22 |
Minimum vertical distribution |
N/mm |
2.0 |
4.3 |
23 |
Coverage layer < 3mm: the longitudinal mean value of the covering layer and the cloth layer |
N/mm |
Not less than3.0 |
4.8 |
24 |
Longitudinal minimum value between the covering layer and the cloth layer |
N/mm |
2.0 |
4.4 |
25 |
Covering layer > 3mm: the longitudinal mean value of the covering layer and the cloth layer |
N/mm |
Not less than3.0 |
5.6 |
26 |
Longitudinal minimum value between the covering layer and the cloth layer |
N/mm |
2.0 |
5.1 |