Product features
1. Easy installation and short construction time;
2. Soft and easy to bend;
3. Long service life, anti-aging and corrosion resistance.
Applicable unit
Protection and insulation of cables for wind power projects such as State Grid, Power Supply Bureau, and railway contact network cables.
Technical indicators
| Number |
Testing items |
Technical parameter |
Equipment |
Detection result |
Determine |
| 1 |
Shore hardness (degrees) |
≥50 |
JXM-A hardness tester |
65 |
Qualified |
| 2 |
Tear strength (KNM) |
≥7 |
JSL electronic tensile testing machine |
11 |
Qualified |
| 3 |
Tensile strength (Mpa) |
≥4 |
JSL electronic tensile testing machine |
10 |
Qualified |
| 4 |
Elongation at break (%) |
≥100 |
JSL electronic tensile testing machine |
252 |
Qualified |
| 5 |
Hot air aging |
Tensile strength (Mpa) |
≥4 |
JSL electronic tensile testing machine |
12 |
Qualified |
| 6 |
(160 ° C * 240h) |
Elongation at break (%) |
≥100 |
JSL electronic tensile testing machine |
155 |
Qualified |
| 7 |
Wear resistance (1000 cycles, 2068g condition wear degree) |
≥20% |
Akron abrasion machine |
5% |
Qualified |
| 8 |
Volume resistivity (Ω.cm) |
≥1.0*10∧13Ω.cm |
resistance tester |
1.5*10∧12Ω.cm |
Qualified |
| 9 |
Surface resistivity (Ω) |
≥1.0*10∧13Ω |
resistance tester |
1.510*13∧Ω |
Qualified |
| 10 |
Breakdown strength (kV/mm) |
≥20kV/mm |
Voltage breakdown strength tester |
21kV/mm |
Qualified |
Product specification selection table
| Cable cross-sectional area |
Tun J aluminum stranded wire outer diameter |
Corresponding inner diameter of insulation sheath |
LH steel strand outer diameter |
Corresponding inner diameter of insulation sheath |
| 16mm² |
5.10mm |
RH-Ф8 |
7.60mm |
RH-Ф10 |
| 25mm² |
6.45mm |
RH-Ф10 |
9.20mm |
RH-Ф12 |
| 35mm² |
7.50mm |
RH-Ф10 |
10.50mm |
RH-Ф14 |
| 50mm² |
9.00mm |
RH-Ф12 |
12.00mm |
RH-Ф16 |
| 70mm² |
10.80mm |
RH-Ф14 |
14.30mm |
RH-Ф18 |
| 95mm² |
12.50mm |
RH-Ф16 |
16.50mm |
RH-Ф20 |
| 120mm² |
14.25mm |
RH-Ф18 |
19.25mm |
RH-Ф24 |
| 150mm² |
15.75mm |
RH-Ф20 |
21.75mm |
RH-Ф24 |
| 185mm² |
17.50mm |
RH-Ф22 |
23.67mm |
RH-Ф28 |
| 240mm² |
20.00mm |
RH-Ф24 |
27.50mm |
RH-Ф32 |
| 300mm² |
22.40mm |
RH-Ф28 |
30.40mm |
RH-Ф35 |
| 400mm² |
25.90mm |
RH-Ф32 |
35.90mm |
RH-Ф42 |
| 500mm² |
29.12mm |
RH-Ф35 |
43.40mm |
RH-Ф48 |
| 630mm² |
32.67mm |
RH-Ф38 |
47.80mm |
RH-Ф52 |
Cprresponding Table of Voltage Class and Wall Thickness Class
| Voltage level |
≤10kV |
≤35kV |
≤110kV |
≤220kV |
| Corresponding thickness |
2.3mm |
3.0-3.5mm |
4.0-4.5mm |
6.0-6.5mm |
PS:
1. Special sizes and packaging can be customized according to requirements.
2. GKT- Φ 10 represents a buckle insulation sheath with an inner diameter of 10mm, and so on.
3. Free accompanying accessories are provided, including nylon zip ties and specialized adhesive for insulation sheaths required for installation. Generally, the length of each roll is 50 meters or 100 meters, and it can also be produced according to requirements
Supply cycle:
Spot products are shipped within 24 hours, and a single production line can produce 5000 meters per day. Our company has 5 production lines
