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Features: Excellent flexibility , high speed, large angles of inclination transportation, unsealed transportation, eco-friendly.
Physical property class of cover rubber
|
Performance class of cover rubber |
Tensile Strength MPa≥ |
Elongation at break %≥ |
abrasionmm3≤ |
Ozone Resistant |
the tensile strength and elongation at break's change rate after aging% |
|
D |
18.0 |
400 |
90 |
No cracking |
－25～+25 |
|
H |
24.0 |
450 |
120 |
No cracking |
－25～+25 |
|
T1,T2 |
10.0 |
300 |
200 |
- |
－45～+45 |
|
A. Ozone resistant test condition：concentration (50±5)*10-8 (volume fraction), temperature (40±2)℃, elongation (20±2)%, time 96h. B. Hot air ageing test condition: D and H type pipe conveying belt 70℃*168h; T1 type pipe conveying belt 100℃*168h; T2 type pipe conveying belt 125℃*168h. |
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Note：D-High Abrasion;H-anti-tear;T1-Heat Resistant under 100℃;T2-High Resistant under 125℃ |
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The Type D and Type H belt should meet the requirement of the table 6.
|
Item |
Ply to Ply |
transition part to Ply |
cover rubber to ply |
|
|
Thickness of cover≤1.5mm |
Thickness of cover ＞1.5mm |
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|
Maximum value of all samples,≤ |
20 |
20 |
20 |
20 |
|
Average value of all samples,≥ |
8.0 |
8.0 |
5.0 |
6.0 |
|
Minimum value of all samples,≥ |
7.4 |
7.4 |
4.4 |
5.4 |
Steel Cord pipe conveyor belt
structure diagram
Diameter of pipe
|
Nominal diameter,mm |
Φ200 |
Φ250 |
Φ300 |
Φ350 |
Φ400 |
Φ500 |
Φ600 |
Φ700 |
|
Outer Diameter,mm |
218 |
282 |
308 |
361 |
457 |
543 |
640 |
728 |
|
Belt Width,mm |
800 |
1000 |
1100 |
1300 |
1600 |
1850 |
2250 |
2450 |
Perfomance class of cover rubber
|
Performance class of cover rubber |
Tensile strength MPa≥ |
Elongation at break%≥ |
abrasionmm3≤ |
Ozone resistance |
the tensile strength and elongation at break's change rate after aging% |
|
H |
25 |
450 |
120 |
No cracking |
－25～+25 |
|
D |
18 |
400 |
90 |
No cracking |
－25～+25 |
|
L |
20 |
400 |
150 |
No cracking |
－25～+25 |
|
Note：H- High Anti-tear ;D-High abrasion;L-Moderate abrasion. |
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|
A. Ozone resistant test condition：concentration (50±5)*10-8 (volume fraction), temperature (40±2)℃, elongation (20±2)%, time 96h. B. Hot air ageing test condition: 70℃*168h; |
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