Custom Rubber Lagging Pulley & Conveyor Belt Pulley | AOHUA MACHINERY
Detail Description
The types of rubber that can be used to cover the drum are: NBR, CR, HYPLON, PU, SBR, SR, and so on. Which can be customized according to your product using environment and product design requirements.
Product Parameters
General rubber performance parameters as follows:
- 1:physical and mechanical properties of surface rubber:
| Test items | Request | Actual Test | Conclusion | |
| MPa tensile-strength (Mpa) | ≥18 | 20 | qualified | |
| Elongation at break(%) | ≥300 | 317 | qualified | |
| Permanent set of pull-apart(%) | ≤25 | 24 | qualified | |
| SHAW type A Hardness | Bend Pulley | 60~70 | 70 | qualified |
Driving pulley | ≥70 | |||
| Abrasion Loss(mm3) | ≤90 | 88 | qualified | |
| aging coefficient(70℃×168h) | tensile-strength | -25~+25 | 20 | qualified |
change rate(%) | ||||
Elongation | ||||
at break change rate | ||||
2:physical and mechanical properties of bottom rubber:
Test Items | Request | Actual Test | Conclusion |
MPa tensi l e-strength(Mpa) | ≥30 | 30 | qualified |
elongation at break(%) | ≥300 | 330 | qualified |
anti-breakdown strength(Mpa) | ≥69 | 80 | qualified |
heat-resistance (℃) | 80 | 85 | qualified |
Adhesion strength between rubber and metal(Mpa) | ≥4.0 | 4.9 | qualified |
Adhesion strength between rubber and metal after heat treatment(Mpa) (hot air method for heat treatment，temperature 1452±2℃，time:150 minutes.) | ≥3.2 | 5 | qualified |
Diagrammatic Drawings and Parameters
Diagrammatic Drawings and Parameters for Rubber Lagging Pulley:
Belt Width (mm) | Φ1 | Φ2 | L | L1 | L2 | D1 | D2 | D3 | t1 | t2 | a | m | h | b | n | u | v | Remarks |
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