MPP cable conduit
MPP cable conduit (modified polypropylene cable conduit) is a high-performance pipe made of modified polypropylene as the main raw material through an extrusion process, specially designed for underground laying of power and communication cables.
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MPP cable conduit
| Serial Number | Name | Unit | Bidder's Required Value | Bidder's Guaranteed Value |
| 1 | Density g/cm³ | g/cm³ | 0.90~0.94 | 0.90~0.94 |
| 2 | Tensile Strength (23±2℃) |
kPa | Pipe: ≥25MPa Joint: ≥22.5MPa |
Pipe: ≥25MPa Joint: ≥22.5MPa |
| 3 | Elongation at Break | ≥400% | >400% | |
| 4 | Flexural Strength (23±2℃) |
≥36Mpa | >36Mpa | |
| 5 | Flattening Test (50% of inner diameter) |
℃ | No breakage | No breakage |
| 6 | Vicat Softening Temperature (GB/T 1633A50 method) |
% | ≥150℃ | ≥150℃ |
| 7 | Drop Weight Impact | No cracks or fractures appeared in any of the samples. | No cracks or fractures appeared in any of the samples. | |
| 8 | Ring Stiffness (3%, room temperature) |
≥32kPa | >32kPa | |
| 9 | Minimum Allowable Bending Radius | <75D | ≤75D | |
| 10 | Non-roundness mm: | <2 | ≤2 | |
| 11 | Coefficient of Sliding Friction | ≤0.35 | ≤0.35 |
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