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UL photovoltaic irradiation cross-linked low smoke zero halogen sheath material TFWH5200 UL sheath
This product is mainly applied to the sheath layer of photovoltaic cables in UL4703 standard. Combined with UL photovoltaic insulation, it can meet the VW-1 combustion test. The product meets the aging requirements of 121℃×168 UL.
Product details
Product model and name:
TFWH5200 UL irradiation cross-linked low smoke zero halogen sheath material for photovoltaic use
Performance indicators (typical values) : Execution standards: UL4703, UL44
Serial number | Test project | Unit | Indicator | Typical value | |
1 | Tensile strength | MPa | ≥10.3 | 11.9 | |
2 | Elongation at break | % | ≥160 | 208 | |
3 | Air thermal aging | Test conditions | 121℃x168h(UL aging) | ||
Maximum rate of change of tensile strength | % | ±30 | 9 | ||
The maximum rate of change of elongation at break | % | ±30 | -11 | ||
4 | Hardness | ShoreA | 96±2 | 97 | |
5 | Volume resistivity at 20℃ | Ω.m | ≥1×1010 | 5×1011 | |
6 | （-40℃）Impact embrittlement performance | Failures | ≤15/30 | 0/30 | |
7 | Oxygen index | % | ≥30 | 33 | |
8 | Combustion releases acidic gases | The contents of HCI and HBr | % | ≤0.5 | 0 |
HF content | % | ≤0.1 | 0 | ||
pH value | / | ≥4.3 | 5 | ||
Electrical conductivity | μS/mm | ≤10 | 1 | ||
9 | Density | g/cm3 | 1.52±0.02 | 1.519 | |
Application process reference
It is recommended that the temperature of the extruder body be 135 to 165℃. Head temperature: 170℃ to 175℃. It is recommended to use low smoke zero halogen screws with a compression ratio of 1.4 to 1.6. The maximum melt temperature is suggested to be controlled within 185℃.
The product is packed in moisture-proof aluminum foil polyethylene composite film bags, 25kg per bag, and transported by single palletizing. The weight of each single pallet can be 1000kg or 1200kg.
It should be stored in a clean, dry and well-ventilated environment. The suitable storage temperature is 0℃ to 35℃.
The product is vacuum-packed. It is strictly prohibited to stack it up and down during transportation and storage.
The validity period is 6 months under suitable storage conditions.
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