User Guide
Application Profile
3M Industrial Business
Market: Construction
Application Description: Bonding muntin bars to glass pane of window or door.
PRODUCT
3M
™
VHB
™
Tape 4941
Key Application Requirements
High initial and ultimate bond strength; easy to apply; temperature resistant
(-65° to 200°F/-54° to 93°C); aesthetically pleasing (dark gray); ability to
conform to irregular surface of extruded or milled muntins; ability to tolerate
thermal expansion and contraction; plasticizer resistant.
Product or Process Replaced
A competitive double-coated foam tape had been previously used in
this application.
Benefit/Advantages To Customer
Easy to use, quick to apply: 3M
™
VHB
™
Tape 4941 is applied to the cleaned
surface of the muntin and pressurized. The liner is removed and the taped
muntin is applied and pressurized to the glass.
Aesthetically pleasing: The dark gray color of 3M
TH
VHB
TM
Tape 4941 matches
the aesthetic desires of the window and door manufacturers.
Long-lasting: Specially formulated adhesive and tape construction provides a
strong, lasting bond between the muntin and the glass. The viscoelastic
properties of the acrylic foam core help overcome thermal expansion and
contraction while in use.
3M
™
VHB
™
Tape 4941