高度透汽膜

TRASPIR ALU 120

TRASPIR ALU 120是一种轻质、反射、高透汽的外墙膜。放置在墙的外侧，在炎热季节通过向外反射热量和阻止进入的热量提供优势。

TRASPIR ALU 120，一种高度透汽的镀铝膜，可反射热量

TRASPIR ALU 120高透汽膜由两层组成：上一层为铝制，下一层为透汽聚丙烯膜。它也有高2,7米的版本。

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CODE	description	tape	H [m]	L [m]	A [m²]	H [ft]	L [ft]	A [sft]	pcs./pallet
TALU120	TRASPIR ALU 120	-	1.5	50	75	4' 11''	164	807	26
TALU12027	TRASPIR ALU 120 2.7m	-	2.7	100	270	8' 10 1/4''	328	2906	20

属性	标准	数值经过测试	USC 转换
Mass per unit area	EN 1849-2	120 g/m²	0.39 oz/ft²
Thickness	EN 1849-2	0,6 mm	24 mil
Water vapour transmission (Sd)	EN 1931	0,1 m	34.965 PERM
Tensile strength MD/CD	EN 12311-1	239 / 204 N/50mm	27 / 23 lb/in
Elongation MD/CD	EN 12311-1	94 / 126 %	-
Resistance to nail tearing MD/CD	EN 12310-1	187 / 232 N	42 / 52 lbf
Watertightness	EN 1928	classe W2	-
Thermal resistance	-	-20 / 80 °C	-4 / 176 °F
Reaction to fire	EN 13501-1	class E	-
Resistance to penetration of air	EN 12114	< 0,05 m³/(m²·h·50Pa)	< 0.003 cfm/ft² at 50Pa
Thermal conductivity (λ)	-	0,3 W/(m·K)	2.08 (BTU·in)/(h·ft²·°F)
Specific heat	-	1800 J/(kg·K)	-
Density	-	ca. 200 kg/m³	-
Water vapour resistance factor (μ)	-	ca. 166	-
VOC content	-	0 %	-
Reflectivity	EN 15976	81 %	-
UV stability	EN 13859-2	3 months	-
Exposure to weather	-	2 weeks	-
After artificial ageing - watertightness	EN 1297 / EN 1928	classe W2	-
After artificial ageing - tensile strength MD/CD	EN 1297 / EN 12311-1	167 / 155 N/50mm	19 / 18 lb/in
After artificial ageing - elongation	EN 1297 / EN 12311-1	56 / 75 %	-
Flexibility at low temperatures	EN 1109	-40 / °C	-40 / °F
Equivalent thermal resistance with 50mm air gap (ε 0,025-0,88)	ISO 6946	0,804 / 0,502 (m²·K)/W	4.57 / 2.85 (h·ft²·°F)/BTU

TOP LAYER	aluminium film
BOTTOM LAYER	PP breathable film