Conventional irradiated low-smoke halogen-free flame-retardant polyolefin insulation

Serial number Product name Product grade Main uses of the product
1 90°C irradiated LSZH-free flame retardant insulation C5090  

 

It is suitable for boat cables, force cables, control cables, etc

2 105°C irradiated low-smoke halogen-free flame retardant insulation C5105
3 125°C irradiated LSZH-free flame retardant insulation C5125

 

 

Testing items

 

Unit

C5090 C5105 C5125
Standard value Typical values Standard value Typical values Standard value Typical values
Density g/cm³ ≤1.60 1.53 ≤1.55 1.36 ≤1.50 1.44
Shaw hardness A 97 97 97
Tensile strength Mpa ≥10.0 11.0 ≥9.0 11.0 ≥9.0 12.0
Elongation at break % ≥125 170 ≥120 180 ≥150 180
Volumetric resistivity Oh · cm 1.0×1012 2.0×1014 1.0×1012 2.5×1014 1.0×1014 1.7×1015
Air thermal aging test ℃xh 120×168 135×168 158×168
The rate of change in tensile strength % ≤±25 +8 ≤±25 +11 ≤±25 +10
Rate of change in elongation at break % ≤±25 -9 ≤±25 -9 ≤±25 -11
Low temperature impact embrittlement -25 -25 -25
Failure number individuals ≤15/30 0/30 ≤15/30 0/30 ≤15/30 0/30
Oxygen index % ≥28 30 ≥30 36 ≥30 34
Smoke density
There is flame % ≤100 56 ≤100 50 ≤100 60
Conductivity μs/ mm| ≤10 7.0 ≤10 7.1 ≤10 6.5
PH value  

≥4.3 5.0 ≥4.3 6.2 ≥4.3 5.7
Thermal extension ℃, Mpa.min 200±3,0.2,15 200±3,0.2,15 200±3,0.2,15
Elongation under load % ≤100 65 ≤100 70 ≤100 75
Permanently deformed after cooling % ≤25 5 ≤25 5 ≤25 5