自粘沥青膜

BYTUM BASE 2500

BYTUM BASE 2500自粘沥青膜与BYTUM SLATE 3500 膜结合作为最终可见层，是平屋顶上的理想解决方案。聚合物改性沥青化合物即使在低温下也能确保灵活性和可加工性，并允许在不使用明火或加热的情况下安装。

BYTUM BASE 2500,简化安装的自粘沥青膜

丝网印刷片使安装极其容易。粘合化合物和聚酯表面处理使膜具有完美的自密封性。这种粘性沥青膜可在坡度高达5°的斜坡上用作垫层，保证了良好的水密性。

CODE	description	liner	H [m]	L [m]	A [m²]	H [ft]	L [ft]	A [sft]	pcs./pallet
BYTBASE2500	BYTUM BASE 2500	500/500	1	10	10	3' 3 3/8''	33	108	29

属性	标准	数值经过测试	USC 转换
Mass per unit area	EN 1849-1	ca. 2550 g/m²	ca. 8.36 oz/ft²
Thickness	EN 1849-1	2 mm	79 mil
Water vapour transmission (Sd)	EN 1931	ca. 200 m	ca. 0.017 PERM
Tensile strength MD/CD	EN 12311-1	400 / 300 N/50mm	46 / 34 lb/in
Elongation MD/CD	EN 12311-1	35 / 35 %	-
Resistance to nail tearing MD/CD	EN 12310-1	120 / 120 N	27 / 27 lbf
Watertightness	EN 1928	60 kPa	-
Thermal resistance	-	-40 / 100 °C	-40 / 212 °F
Reaction to fire	EN 13501-1	class E	-
Thermal conductivity (λ)	-	0,17 W/(m·K)	1.18 (BTU·in)/(h·ft²·°F)
Specific heat	-	170 J/(kg·K)	-
Density	-	ca. 1250 kg/m³	-
Water vapour resistance factor (μ)	-	ca. 100000	-
Joint strength	EN 12317-2	300 / 200 N/50mm	34.260883 / 22.840589 lb/in
Joint detachment resistance	EN 12316-1	-	-
UV stability	EN 13859-2	3 months	-
Exposure to weather	-	3 weeks	-
After artificial ageing - watertightness	EN 1297 / EN 1928	class W1	-
After artificial ageing - maximum tensile force MD/CD	EN 1297 / EN 12311-1	300 / 200 N/50mm	34 / 23 lb/in
After artificial ageing - elongation	EN 1297 / EN 12311-1	35 / 35 %	-
Flexibility at low temperatures	EN 1109	-20 / °C	-4 / °F
Hot sliding	EN 1110	100 °C	212 °F
Application temperature	-	10 / °C	50 / °F
- Resistance to detachment at 90° (adhesion)	ASTM D 2979	50 N	11.240451 lbf

top layer	PL film
compound	elastoplastic polymeric distilled bitumen
REINFORCING LAYER	PL stabilised with fibreglass
compound	elastoplastic polymeric distilled bitumen
Adhesive layer	distilled bitumen modified with self-adhesive polymer
release liner	removable plastic film