Low Smoke Zero Halogen Irradiated Insulating Cable Material - China Suppliers and Factory for High-Performance Cables
PRODUCT FEATURES
Low Smoke Combustion
This cable material produces less smoke in the event of a fire, which helps to improve the safety of personnel evacuation.
High Flame Retardant
With good flame retardant performance, can slow the spread of fire, reduce fire losses.
Low Toxicity
There are fewer harmful substances in the smoke produced, which is less harmful to human health.
High Temperature Resistance
Can maintain stable performance in high temperature environment, suitable for various industrial applications.
Weather Resistance
It has the ability to resist ultraviolet light and climate change, which extends the service life of the cable.
High Dielectric Property
It has good electrical insulation performance, which can effectively prevent short circuit or fault of wire and cable.
Environmental Protection
Does not contain harmful halogen compounds, helping to reduce the negative impact on the environment.
SCOPE OF USE
Cable and optical cable, coaxial cable, network cable, elevator cable, etc.
Test Items and Standards
Properties of halogen-free low smoke flame retardant thermoplastic polyolefin insulating materials and sheathing materials.
| No. | Inspection item | Unit | Requirements | ||
|---|---|---|---|---|---|
| WDZ-Y-J70 | WDZ-Y-H70 | WDZ-Y-H90 | |||
| 1 | Tensile strength | MPa | ≥10.0 | ≥10.0 | ≥10.0 |
| 2 | Elongation at break | % | ≥160 | ≥160 | ≥160 |
| 3 | Air aging chamber | ||||
| Aging temperature | ℃ | 100±2 | 100±2 | 110±2 | |
| Aging time | h | 168 | 168 | 240 | |
| Maximum rate of change of tensile strength | % | ±25 | ±25 | ±25 | |
| Maximum rate of change of elongation at break | % | ±25 | ±25 | ±25 | |
| 4 | Thermal deformation | ||||
| Test temperature | ℃ | 90±2 | 90±2 | 90±2 | |
| Experimental result | % | ≤50 | ≤50 | ≤50 | |
| 5 | 20℃ volume resistivity | Ω·m | ≥1.0×1012 | ≥1.0×1010 | ≥1.0×1010 |
| 6 | Volume resistivity at operating temperature | ||||
| Test temperature | ℃ | 70±1 | — | — | |
| Volume resistivity | Ω·m | ≥2.0×108 | — | — | |
| 7 | Dielectric strength | MV/m | ≥20 | ≥18 | ≥18 |
| 8 | Heat shock test | ||||
| Test temperature | ℃ | 130±3 | 130±3 | 130±3 | |
| Test time | h | 1 | 1 | 1 | |
| Experimental result | — | No cracking | No cracking | No cracking | |
| 9 | Impact embrittlement temperature | ||||
| Test temperature | ℃ | -25 | -25 | -25 | |
| Experimental result | Number | ≤15/30 | ≤15/30 | ≤15/30 | |
| 10 | Ozone resistance test | ||||
| Test temperature | ℃ | 25±2 | 25±2 | 25±2 | |
| Experiment time | h | 24 | 24 | 24 | |
| Ozone concentration | ppm | 250~300 | 250~300 | 250~300 | |
| Experimental result | — | No cracking | No cracking | No cracking | |
| 11 | Hot water immersion test | ||||
| Test temperature | ℃ | 70±2 | 70±2 | 70±2 | |
| Experiment time | h | 168 | 168 | 168 | |
| Maximum rate of change of tensile strength | % | ±30 | ±30 | ±30 | |
| Maximum rate of change of elongation at break | % | ±35 | ±35 | ±35 | |
| 12 | Oxygen index | % | ≥28 | ≥30 | ≥30 |
| 13 | Smoke density | ||||
| flameless | — | ≤350 | ≤350 | ≤350 | |
| flaming | — | ≤100 | ≤100 | ≤100 | |
| 14 | Combustion releases gas acidity | ||||
| HCI and HBr content | % | ≤0.5 | ≤0.5 | ≤0.5 | |
| HF content | % | ≤0.1 | ≤0.1 | ≤0.1 | |
| pH value | — | ≥4.3 | ≥4.3 | ≥4.3 | |
| Electric conductivity | μS/mm | ≤10 | ≤10 | ≤10 | |
| 15 | Material smoke toxicity hazards | According to the application requirements of the product, negotiated by the supply and demand parties. | |||
CERTIFICATIONS
FREQUENTLY ASKED QUESTIONS
What are the main advantages of this cable material?
The material offers low smoke combustion, high flame retardancy, low toxicity, excellent high-temperature and weather resistance, and high dielectric properties, making it extremely safe and durable.
Is this material safe for the environment?
Yes, it is highly environmentally friendly because it does not contain harmful halogen compounds, reducing negative environmental impacts.
What applications is this cable material suitable for?
It has a wide scope of use and is typically applied in manufacturing standard cables, optical cables, coaxial cables, network cables, and elevator cables.
How does the material perform during a fire?
In the event of a fire, it limits the spread of flames and produces significantly less smoke and toxic gases, which greatly improves the safety and visibility for personnel evacuation.
Can this material withstand extreme temperatures?
Absolutely. It has been rigorously tested to maintain stable performance in high-temperature environments, with thermal deformation tests conducted at 90°C and heat shock tests at 130°C.
Does it provide good electrical insulation?
Yes, it features high dielectric properties and excellent volume resistivity, which effectively prevents short circuits and ensures the reliable performance of wires and cables.