Flexible duct without insulation - Two layer style
Flexible duct without insulation style 2 layer aluminum is pipe produced from 2 layer of aluminum foil (ALU + PET) Thickness aluminium layer is : 0,023mm associated with strength steel wires should be elastic and supple.
- The distance between the coils of steel:
+ From D50mm: 28mm
+ From D100 - D125mm: 32mm
+ From D150 - D500mm: 45mm
+ From D550 - D600mm: 48mm
¨ Packing: 8m / tube
¨ Packed in plastic bags
Application:
Ventilation for air conditioning systems, ventilation for buildings, shopping centers. Hood restaurant, bake shop.
Standard Technical
|
Result
|
Fireproof
|
ASTM D635 ; UL 94
|
Diameter of flexible duct
|
D80mm - D600mm
|
Bending radius
|
0,54*D(mm)
|
Temperature service
|
-30°C to 150°C
|
Airflow velocity (max)
|
30m/s
|
Working pressure
|
> 2500Pa
|
Water vapor permeability
|
1.15 ng/N.s - ASTM E96
|
Tensile force
|
22 N/cm2 - ASTM D774
|
Φ D
(mm)
|
Φ Outside diameter(mm)
|
Pressure allowed (Pa)
|
Tolerance(mm)
|
80
|
82,0
|
2500
|
+1,5
|
100
|
102,0
|
2500
|
+1,5
|
125
|
127,0
|
2500
|
+1,5
|
150
|
152,0
|
2500
|
+1,5
|
200
|
203,0
|
2500
|
+2,0
|
250
|
254,0
|
2500
|
+2,0
|
300
|
305,0
|
2500
|
+3,0
|
350
|
355,0
|
2500
|
+3,0
|
400
|
406,0
|
2500
|
+3,0
|
450
|
457,0
|
2500
|
+4,0
|
500
|
508,0
|
2500
|
+4,0
|
550
|
558,0
|
2500
|
+4,0
|
600
|
608,0
|
2500
|
+4,0
|
|