Technical Data
|
||||
Item
|
Unit
|
Specification
|
Standard
|
|
Density range
|
Kg/m3
|
40-85
|
GB/T 6343
ASTM D1667
|
|
Flammability
|
Oxygen index
|
%
|
≥32
|
GB/T 2406
|
SDR
|
——
|
≤75
|
GB/T 8627
|
|
Fire Rating
|
——
|
Class 0 & Class 1
|
BS 476 Part 6 & Part 7
|
|
Conductivity factor
-Average temperature
|
-20℃
|
W/(M·K)
|
≤0.030
|
GB/T 10294
ASTM C518
|
0℃
|
≤0.032
|
|||
40℃
|
≤0.036
|
|||
Water vapor Permeability
|
Coefficient
|
g/(m·s·pa)
|
≤2.8 X 10-11
|
GB/T 17146
|
Factor
|
——
|
≥10000
|
||
Water adsorption ratio in vacuum
|
%
|
≤4
|
GB/T 17794
|
|
Dimension stability (105℃±3℃, 7d)
|
%
|
≤5
|
GB/T 8811
ASTM C534
|
|
Crack resistance
|
N/cm
|
≥3.0
|
GB/T 10808
|
|
Comperssion resilience ratio
(Comperssion ratio 50%, Comperssion time 72h) |
%
|
≥70
|
GB/T 6669
|
|
Anti-ozone
(Ozone pressure 202mpa 200h) |
——
|
Not cracking
|
GB/T 7762
|
|
Aging resistance (150h)
|
——
|
Slightly crumpling, no cracks, no pin holes, not eforming
|
GB/T 16259
|
|
Flexibility
|
——
|
Excellent
|
ASTM D1056
|
|
Temperature
|
℃
|
-50 — 120
|
GB/T 17794
|
|
Products type
|
Pipe & sheet
|
|||
Color
|
Black, gray and other colors
|
|||
Regular size
|
Pipe: inner diameter 6-108mm
Sheet: thickness 10-30mm
|
|||
Packing
|
PE plastic bags / exported standard carton
Diversified packaging to meet your needs
|