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China PVC Sheath Cable Material Suppliers | Weather Resistant & Durable Factory Solutions
PRODUCT FEATURES
1. Weather resistance
PVC sheathed cable material can resist the influence of daily meteorological conditions, such as sunlight, rain and humidity, so it is suitable for indoor and outdoor applications.
2. Chemical resistance
It has a certain tolerance to some chemical substances, making it suitable for some environments with chemical exposure risks.
3. Wear resistance
PVC sheathed cable material is relatively wear-resistant, can resist a certain degree of wear, extend the service life of the cable.
4. Good electrical insulation performance
PVC material has good electrical insulation performance, which can effectively prevent current leakage and short circuit.
SCOPE OF USE
Cable and optical cable, coaxial cable, network cable, elevator cable.
TEST ITEMS AND STANDARDS
Mechanical, physical and electrical properties of polyvinyl chloride cable material
| Item | H-70 | HR-70 | HI-90 | |
|---|---|---|---|---|
| Tensile strength/MPa | ≥ | 15.0 | 12.5 | 16.0 |
| Tensile strain at break/% | ≥ | 180 | 200 | 180 |
| Thermal deformation | ≥ | 50 | 65 | 40 |
| Brittle property test temperature/℃ | -15 | -30 | -20 | |
| Impact embrittlement properties | Pass | Pass | Pass | |
| Thermal stability time at 200℃/min | ≥ | 50 | 60 | 80 |
| Volume resistivity at 20℃/Ω·m | ≥ | 1.0×1012 | 1.0×108 | 1.0×109 |
| Dielectric strength/(MV/m) | ≥ | 18 | 18 | 18 |
| Dielectric loss factor(50Hz) | ≤ | — | — | — |
| Test temperature/℃ | — | — | — | |
| Volume resistivity/Ω·m | ≥ | — | — | — |
Mechanical and physical properties of polyvinyl chloride cable material after aging
| Item | H-70 | HR-70 | HI-90 | |
|---|---|---|---|---|
| Test temperature/℃ | 100±2 | 100±2 | 100±2 | |
| Test time/h | 168 | 168 | 240 | |
| Tensile strength after aging /MPa | ≥ | 15.0 | 12.5 | 16.0 |
| Maximum tensile strength change rate/% | ±20 | ±20 | ±20 | |
| Tensile strain at fracture after aging/% | ≥ | 180 | 200 | 180 |
| Maximum change rate of tensile strain at break/% | ±20 | ±20 | ±20 | |
| Test condition | 100±2℃ | 100±2℃ | 100±2℃ | |
| 168 h | 168 h | 240 h | ||
| Mass loss/(g/m2) | ≤ | 23 | 25 | 15 |
olyvinyl chloride sheathed cable material (PVC sheathed cable material) is a versatile and durable material used in the production of cables for a variety of applications. This material offers a wide range of benefits, making it a popular choice within the industry.
One of the main advantages of PVC sheathed cable material is its excellent insulation properties. PVC is known for its high dielectric strength, which makes it a reliable choice for insulating cables and protecting them from electrical hazards. This ensures the safety and efficiency of the cable, making it suitable for use in a variety of electrical and communication systems.
Additionally, PVC sheathed cable material is resistant to moisture and chemicals, making it suitable for outdoor and harsh environmental conditions. This makes the cable very durable and long-lasting, reducing the need for frequent maintenance and replacement.
One of the main advantages of PVC sheathed cable material is its excellent insulation properties. PVC is known for its high dielectric strength, which makes it a reliable choice for insulating cables and protecting them from electrical hazards. This ensures the safety and efficiency of the cable, making it suitable for use in a variety of electrical and communication systems.
Additionally, PVC sheathed cable material is resistant to moisture and chemicals, making it suitable for outdoor and harsh environmental conditions. This makes the cable very durable and long-lasting, reducing the need for frequent maintenance and replacement.
Frequently Asked Questions (FAQ)
What are the primary benefits of PVC sheathed cable material?
It offers excellent weather resistance, chemical stability, superior wear resistance, and high electrical insulation performance, preventing current leakage and short circuits.
Where is this PVC cable sheathing material typically applied?
It is widely used in cables and optical cables, coaxial cables, network cables, and elevator cables for both indoor and outdoor applications.
How does the material perform in harsh outdoor environments?
It is highly resistant to daily meteorological conditions such as direct sunlight, heavy rain, and high humidity, ensuring long-term durability.
What are the differences between H-70, HR-70, and HI-90 grades?
These grades differ in thermal stability, volume resistivity, and aging performance. For instance, HI-90 offers a higher thermal stability time (≥80 min) and is tested for longer aging hours (240h) compared to the H-70 and HR-70 grades.
Why is PVC sheathed cable material cost-effective?
Its resistance to moisture, wear, and chemicals extends the overall service life of the cables, significantly reducing the frequency and cost of maintenance and replacement.