Listing ID #3567469
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| Typical Values of Different Compounds | |||||
| Test | Function | Specification | Typical Values of Ordinary PVC Compound | Typical Values of Halogen FreeCompound | Typical Values of FRLS Compound |
| Critical Oxygen Index | To determine percentage of Oxygen required for supporting combustion of insulating material at room temperature | ASTM-D-2863 | 0.23 | More than 29% | More than 29% |
| Temperature Index | To determine at what temperature normal Oxygen content of 21% will support combustion of insulating material | ASTM-D-2863 | 150°C | More than 250°C | More than 250°C |
| Smoke Density Rating (Lignt Transmission) |
To determine the visibility (Lignt Transmission) under fire of insulating material |
ASTM-D-2843 | 10-15% | More than 80% | More than 40% |
| Acid Gas Generation | To ascertain the amount of Hydrochloric Acid gas evolved from insulation of Cable under fire | IEC-754-1 | 45-50% | Less than 0.5% | Less than 20% |
| Feature | Normal PVC Wire | Heat Resistant HR PVC | Fire Retardant FR PVC | Flame Retardant Low Smoe FRLS | Zero Halogen Flame Retardant ZHFR |
|---|---|---|---|---|---|
| Insulation Material | PVC | PVC | Spl. PVC | Spl. PVC | Spl. Polymer |
| Insulation Property | Normal | Good | Good | Good | Very Good |
| Temperature Rating | 70°C | 85°C | 70°C | 70°C | 85°C |
| Thermal Stability | Normal | Very Good | Good | Good | Very Good |
| Flame Retardancy | Good | Good | Very Good | Very Good | Excellent |
| Safety During Burning | Average | Average | Good | Good | Excellent |
| Requirement of Oxygen to catch Fire (% in Air) | >21 | >21 | >30 | >30 | >35 |
| Temperature required to catch Fire | Room Temp. | Room Temp. | >250°C | >250°C | >300°°C |
| Visibility during Cable Burning(%) | <20 | <20 | <35 | >40 | >80 |
| Release of Halogen Gas during Burning(%) | <20 | <20 | <20 | <20 | Zero |
| Abrasion Resistance during Installation | Good | Good | Good | Good | Good |
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