Aluminum Foil Facing
Reflective Aluminum Foil
Heat Sealing Aluminum Foil
PP Facing for Metal Building

Aluminum Foil Facing for Flexible Air Duct


  Construction FSM40A duct jacket
Composition Discription Value (Metric)
Foil Pure aluminum foil 7 microns
Reinforcing-MD Glass Fiber 8 / 100mm
Reinforcing-XD Glass Fiber 12 / 100mm
Adhesive adhesive --
Film Metalized PET Film 12 Microns

Typical Physical Property

Physical Property Test Value Test Method
Basic Weight 40 gsm Scale
Tensile Strength -MD 70 N/25mm ASTM D 828
Tensile Strength -XD 35 N/25mm ASTM D 828
Burst Strength 28 N/25mm ASTM D 774
Remains Flexible
No Delamination
ASTM C 1263
-29~66 ℃
Permeance 5.75 ng/N.s ASTM E96
Emissivity 0.03 ASTM E408


FSM40A is a light duty, economical grade double side foil insulatio made of one layer of aluminium foil and Metalized PET bonded together with flame resistant adhesive and reinforced with tri-way scrim. It is mainly used to wrap flexible duct outside the glass wool,to protect glass wool and prevent vapour from contacting glass wool.

Roll Width: 1.0m,1.20m,1.25m etc.
Roll Length: Various roll length is available, up to 3500M each roll.

1. Above data are typical results and not the guaranteed performance.
2. Tolerance: Weight and Thickness: ±10%; Width: ±2mm; Length: ±0.5%.
3. The products should be stored at room temperature away from wet and heat source.
4. Please do trial-application and make sure the product can serve the specific application before actually put it to use.


Alum. Foil Glass Lamination
Aluminum Foil for Flexible Duct
Aluminum Foil Woven Fabric
Thermal Insulation
Self-adhesive Tape
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