Specially designed for the outer protection of transmission and distribution cables, with excellent flame retardant rating, low combustion smoke, and halogen-free and non corrosive gases. Resistant to high and low temperatures, outdoor ultraviolet rays, moisture and mold, and cracking. Meets environmental requirements such as GB/T 32129-2015, ROSH2.0, REACH, and is compatible with overhead cables, buried distribution cables, and switchgear wires.
| No. | Test Item | Unit | Standard | Typical Value | |||||
| DS-WDZH-01 | DS-WDZH-02 | DS-WDZH-03 | DS-WDZH-B1 | DS-WDZH-B2 | |||||
| 1 | Density | g/cm³ | --- | 1.48 | 1.49 | 1.5 | 1.57 | 1.55 | |
| 2 | Tensile Strength | MPa | 10.0 | 12 | 12 | 12.5 | 11.2 | 11.2 | |
| 3 | Elongation at Break | % | 160 | 180 | 180 | 180 | 170 | 170 | |
| 4 | Air Heat Aging (110℃, 168h) | Tensile Strength Change Rate | % | ±25 | +10 | +12 | +9 | +12 | +14 |
| Elongation Change Rate | % | ±25 | -5 | -10 | -12 | -15 | -12 | ||
| 5 | Hot Deformation (90℃, 1h) | % | ≤50 | 10 | 10 | 8 | 5 | 5 | |
| 6 | Embrittlement Temperature by Impact | ℃ | -25 | -25 | -25 | -25 | -25 | -25 | |
| 7 | Volume Resistivity at 20℃ | Ω·cm | ≥10¹² | 1.5×10¹³ | 1.5×10¹³ | 1.2×10¹³ | 2.5×10¹³ | 2.5×10¹³ | |
| 8 | Heat Resistance to Shock (130℃, 1h) | / | No Cracking | No Cracking | No Cracking | No Cracking | No Cracking | No Cracking | |
| 9 | Smoke Density | Non-flaming | ≤350 | 305 | 320 | 340 | 260 | 280 | |
| Flaming | ≤100 | 70 | 70 | 65 | 50 | 55 | |||
| 10 | Oxygen Index | % | ≥30 | ≥35 | ≥32 | ≥30 | ≥40 | ≥38 | |
| 11 | Halogen Acid Gas Content | % | ≤0.5 | <0.5 | <0.5 | <0.5 | <0.5 | <0.5 | |
| 12 | PH Value | / | ≥4.3 | 5.2 | 5.1 | 5.3 | 5.5 | 5.5 | |
| 13 | Conductivity | μS/mm | ≤10 | 1.1 | 1.1 | 1.1 | 1.2 | 1.2 | |
| 14 | Ozone Resistance Test (25℃, 24h, 300ppm) | / | No Cracking | No Cracking | No Cracking | No Cracking | No Cracking | ||
| * The above performance indicators are the performance indicators of this product after cross-linking. | |||||||||
E-beam is one of those terms that cable engineers mention often but rarely stop to explain. In cable manufacturing, e-beam refers to electron beam crosslinking...
READ MOREOpen almost any modern cable specification and you will run into four letters that carry an outsized amount of responsibility: HFFR. The abbreviation stands fo...
READ MOREIf you have ever watched a cable extrusion line run, you know that the real magic happens after the polymer leaves the die. For polyolefin cable compounds, one...
READ MOREEvery cable makes the same quiet promise: keep the current inside the conductor and keep everything else outside. The layer that carries that promise is the ca...
READ MOREAsk ten engineers what a TPE compound is and you will get ten slightly different answers, because the term describes a broad family of materials rather than a ...
READ MOREContact Us
sales@duoshangmaterials.com
+86-18951314035 / +86-18021682970
No. 29 Xingfu Road, Tianshenggang Town Street, Chongchuan District, Nantong City, Jiangsu Province, China
Quick Links
Wholesale LSZH Flame Retardant Sheathing Material for Power Grids (Class B1/B2) Factory
English
Français
Español
русский
عربى