Complaint
Brand | STAR FORCE |
Product Name | HDPE polymer self-adhesive waterproof membrane |
Thickness | 1.2mm 1.5mm 2.0mm |
Width | 1m 2m |
Type | Single sided, double-sided |
Color | White |
OEM | Accept |
| Item | Project | Standard | Test result | Judgment | |||
| 1 | Tensile Properties | Max Tension strength (N/cm) >= | Cross the roll | N/50mm | ≥600 | 1026 | Qualified |
| Along the roll | 966 | Qualified | |||||
| Tension strength | Cross the roll | MPa | ≥16 | 19 | Qualified | ||
| Along the roll | 18 | Qualified | |||||
| Elongation at break (%) | Cross the roll | ≥400 | 605 | Qualified | |||
| Along the roll | 650 | Qualified | |||||
| Performance after stretched | No separation between the adhesive layer and the base layer | No separation | Qualified | ||||
| 2 | Tear strength | Cross the roll | N | ≥400 | 645 | Qualified | |
| Along the roll | 590 | Qualified | |||||
| 3 | Puncture resistance | N | ≥350 | 586 | Qualified | ||
| 4 | Impact resistance (0.5kg·m) | impermeable | impermeable | Qualified | |||
| 5 | Anti-static load | 20kg,impermeable | impermeable | Qualified | |||
| 6 | Heat resistance | 80ºC no dripping and flowing | no dripping and flowing | Qualified | |||
| 7 | Foldability at low temperature | -35ºC,no cracks | no cracks | Qualified | |||
| 8 | Flexibility at low temperature | -25ºC,no cracks | no cracks | Qualified | |||
| 9 | Oil permeability, sheet | <=1 | 1 | Qualified | |||
| 10 | Water channeling resistance (hydraulic gradient) | 0.8Mpa/35mm,4h,no water channeling | 0.8Mpa/35mm,4h,no water channeling | Qualified | |||
| 11 | Watertightness ( 0.3Mpa, 2H, impermeable ) | impermeable | Qualified | ||||
| 12 | Peel strength (Coil to Concrete) | Without treatment | M/mm | ≥1.5 | 2.6 | Qualified | |
| Immersion treatment | ≥1.0 | 2.2 | |||||
| Surface contaminated by sediment treatment | ≥1.0 | 1.8 | |||||
| Heat treatment | ≥1.0 | 1.7 | |||||
| 13 | Joint peel strength after immersion in water (Coil to Concrete) | M/mm | ≥1.0 | 1.6 | Qualified | ||
| 14 | Peel strength (Coil to Coil) | Without treatment | M/mm | ≥0.8 | 1.6 | Qualified | |
| Immersion treatment | ≥0.8 | 1.5 | Qualified | ||||
| 15 | Peel strength (Anti-sticking part of the coil) | M/mm | <=0.1 or not sticky | not sticky | Qualified | ||
| 16 | Hot air ageing (80ºC×672h) | Maximum tensile strength %≥ | Cross the roll | ≥90 | 98 | Qualified | |
| Along the roll | 98 | Qualified | |||||
| Elogation at break %≥ | Cross the roll | ≥80 | 100 | Qualified | |||
| Along the roll | 96 | Qualified | |||||
| Foldability at low temperature | -32ºC No cracks | No cracks | Qualified | ||||
| Flexibility at low temperature | -23ºC No cracks | No cracks | Qualified | ||||
| 17 | Dimensional stability after heat treatment (%)<= | Cross the roll | <=±1.5 | -0.3 | Qualified | ||
| Along the roll | -0.3 | Qualified | |||||
