Product Description
Self-locking silicone overhead line cover is made of high quality silicone rubber material, with excellent electrical, anti-leakage marking performance, excellent weather resistance, high mechanical properties, with hydrophobic and hydrophobic migration characteristics, high and low temperature resistance is extremely excellent. It is convenient and simple to install, saves labor and time, and is used for insulation protection of cables and wires, and increases the safe distance between objects and cables/ wires.
FEATURE
- Soft and resistant to bending
- Long service life, aging resistance, corrosion resistance
- Flame retardant performance: V-0, non-flame retardant can be customized
- Color: Red, Gray (customizable)
- Easy installation, no flame required, short power-off construction time
Detailed Photos
Product Parameters
TECHNICAL CHARACTERISTICS:
| Item |
Typical value |
Test method |
| Electrical Strength Test |
≥20kV/mm |
GB/T 1408.1-2006 |
| Volume Resistivity |
≥1×1014Ω·cm |
GB/T 1410-2006 |
| Dielectric Constant |
2~3 |
GB/T 1409-2006 |
| Shore Hardness |
70±5A |
GB/T 531 |
| Mechanical Properties before heat ageing |
| Tensile Strength |
≥4.0MPa |
GB/T 528 |
| Elongation at break |
≥200% |
GB/T 528 |
| After Heat ageing(180ºC, 7d) |
| Tensile Strength Change |
±30% |
GB/T 528 |
| Elongation Change |
±30% |
GB/T 528 |
| Low Temperature Elongation(-15ºC, 2h) |
≥20% |
GB/T 2951.4-1997 |
| Low Temperature Flexibility(-50ºC, 4h) |
No crack |
UL224-2004 |
| High Temperature Crack Resistance(155ºC, 2h) |
No crack |
GB/T2951.6-1997 |
LJ type aluminum strand applicable product selection table:
| Nominal cross-sectional area(mm²) |
Nominal outside diameter(mm) |
Specifies the specifications of the insulation bushing(mm) |
| 16 |
5.10 |
Ф 8 |
| 25 |
6.45 |
Ф 10 |
| 35 |
7.50 |
Ф 10 |
| 50 |
9.00 |
Ф 12 |
| 70 |
10.80 |
Ф 14 |
| 95 |
12.50 |
Ф 16 |
| 120 |
14.25 |
Ф 18 |
| 150 |
15.75 |
Ф 20 |
| 185 |
17.50 |
Ф 22 |
| 240 |
20.00 |
Ф 24 |
| 300 |
22.40 |
Ф 28 |
| 400 |
25.90 |
Ф 32 |
| 500 |
29.12 |
Ф 35 |
Special size & packing can be customized upon request.
Voltage level and wall thickness level corresponding table
| Voltage Rate |
≤10kV |
≤35kV |
≤110kV |
≤220kV |
| Wall thickness |
2.0±0.3mm |
2.6±0.4mm |
4.0±0.5mm |
6.0±1.0mm |
Company Profile
Suzhou Volsun Electronics Technology Co.,Ltd. was founded in 2006. We keep focusing on the R&D, production and sales in insulation, sealing & protection solutions for over 17 years.
Quality is our culture. Volsun has a modern quality management system, which has passed a series of quality system certification such as IATF16949, ISO9001 etc. And we have gained some advanced titles such as Jiangsu famous scientific and technical corporation, China new high-tech enterprise etc. have independent intellectual property rights, 88 patents and 97 product certifications.
Up to now, Volsun cooperated with customers from 88 countries, we offer suitable sealing, waterproof solutions for some well-know enterprises in communication,Automobile, Power industry etc.
Certifications
Packaging & Shipping
| Trade terms |
FOB, EXW, CIF, DDU, DDP, CFR |
| Payment terms |
T/T, L/C, Negotiable |
| MOQ |
100 |
| Supply capability |
100000 mts per month |
| Lead time |
usually 2-3 working days |
| Shipment |
Express, Air, Sea |
| Port |
Shanghai, Ningbo, Shenzhen |
| Sample availability |
Yes |
| Sample time |
usually 1-3 days |
| Packaging |
Normal: Plastic bag & Carton & Pallet
Special: Customized packing |
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