Thermal reflective insulation made of two external pure aluminum foil layers covering a single core layer of large polyethylene bubble film.
性質 (Property)
單位(Units)
Dir
數值 (Value)
標準值Regular
加強值Reinforce (AN)
厚度 Nominal thickness
mm
8.0
穿透率 Emmisivity (ASTM C 1371)
0.05
反射率 Reflectivity (ASTM C 1371)
0.95
熱阻值R Heat resistance (R) - under roof
m2·0C/W
Down
3.06
噪音降低係數 Noise Reduction Coefficient (ASTM E-384)
%
55%
拉力強度 Tensile strength @peak (ASTM C-1336)
g/cm-width
MD
2500
4400
TD
2200
6000
展延性 Elongation@peak (ASTM C-1336)
18.7
12.5
7.6
10.5
撕裂強度 Tear strength (ASTM C-1938)
N
9.6
20.0
12.1
耐撞擊 Puncture resistance (TAPPI T 803)
Joule
3.5
7.1
防焰等級 Surface Flame Spread** (BS 476 :Part 7)
Class 1
汽化量 Water Vapor Transmission (ASTM E-96)
g /ft2·hr
0.018 (method A)
防菌性 Fungal Resistance Test (ASTM C 1338)
No fungal growth
抗腐蝕 Corrosion Resistance (Internal Test)
Conc.HCl
High Resistance*
每M2 重量 Yield (nominal)
g/m2
225
240
捲材尺寸 Standard Roll Size
m x m
1.17x30
1.2x30
捲材重量 Standard Roll Weight (Gross)
kg
±7.8
±8.6