LSI01 is a thermoplastic, halogen-free compound developed for low-voltage and building wire insulation requiring low smoke emission and zero halogen gas release.
The compound exhibits high flexibility, excellent surface finish, and smooth extrusion performance.
It complies with major standards such as IEC 60502-1 (ST8), IEC 60092-359 (SHF1) and BS 7655 LTS1-LTS4.
Key Features:
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Halogen-free and low smoke emission
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Flame-retardant with excellent oxygen index (≥ 32 %)
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High mechanical strength and flexibility
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Excellent electrical insulation performance
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Smooth extrusion and easy colorability
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Complies with IEC, BS, and VDE standards
Technical Specifications:
| Property | Typical Value | Test Method |
|---|---|---|
| Density | 1.46 ± 0.02 g/cm³ | IEC 60811-1-3 |
| Tensile Strength | ≥ 13 N/mm² | IEC 60811-1-1 |
| Elongation at Break | ≥ 200 % | IEC 60811-1-1 |
| Tear Strength | 8 N/mm | BS 6469:99.1 |
| Hardness (Shore D) | 54 ± 2 | ASTM D2240 |
| Melt Flow Index (150 °C / 21.6 kg) | 5 ± 1 g/10 min | ASTM D1238 |
| Oxygen Index | ≥ 32 % | ASTM D2863 |
| Halogen Acid Gas Emission | 0 % | IEC 60754-1 |
| Smoke Density | 8 % | ASTM D2843 |
| Toxicity Index | 1.7 | NES 713 |
| Hot Pressure (90 °C) | ≤ 30 % | IEC 60811-3-1 |
| Cold Bending / Impact | Pass | IEC 60811-1-4 |
Processing Recommendations:
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Recommended extruder compression ratio: 1 : 1.2
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Typical extrusion temperature profile (°C):
Zone 1: 130–140 | Zone 2: 140–145 | Zone 3: 145–160 | Head / Die: 155–170 -
Use low-shear, low-compression screws for best results.
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Colorable with PE/EVA-based masterbatches.
Applications:
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Power and control cable insulation
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Building and indoor wiring (HFFR / LSZH)
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Marine and industrial low-smoke cable systems
Packaging & Storage:
Supplied as pellets in 25 kg PP laminated bags.
Store below 30 °C, away from sunlight and humidity.
Do not stack directly on the ground.
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