FSK facing insulation FKSE-7511B is a utility grade laminated insulation facing with 2-way scrim and 50gsm kraft as well as heat-activated polyethylene on its back. No need for extra adhesive when using this foil scrim kraft paper. The thicker kraft provides neat apperance and enhances tensile strength, tear resistant and durability.
FSK Facing Insulation is versatile and widely used in residential, commercial, and industrial projects:
Composition |
Description |
Value (English) |
Value (Metric) |
Foil |
Aluminum |
0.28 mil |
7 micron |
Reinforcing- MD |
Fiberglass |
1/2 inch spacing |
12.5mm spacing |
Reinforcing-XD |
Fiberglass |
1/2 inch spacing |
12.5mm spacing |
Adhesive |
Heat-resistance |
- |
- |
Kraft |
Natural |
30lbs / 3000 ft2 |
50gsm |
Heat-Activated Coating |
Polyethylene |
0.8 mil |
20 micron |
Physical properties |
Test Method |
Value (English) |
Value (Metric) |
Basis weight |
Scale |
20.4lbs / 1000 ft2 |
100gsm |
Permeance (WVTR) |
ASTM E96, Procedure A |
0.02 perm |
1.15 ng/N.s |
Tensile Strength-MD |
ASTM D828 |
28.4 lbs / In |
125 N/25mm |
Tensile Strength-XD |
ASTM D828 |
16lbs / In |
70 N/25mm |
Burst Strength |
ASTM D774 |
43.5psi |
30 N/cm2 |
Low temperature Resistance |
ASTM D1790 4 hrs @ -40℉ (-40℃) |
Remains Flexible No Delamination |
Remains Flexible No Delamination |
High temperature Resistance |
ASTM D1790 4 hrs @ +240℉ (+116℃) |
Remains Flexible No Delamination |
Remains Flexible No Delamination |
Emissivity |
ASTM E408 |
-0.03 |
-0.03 |