3M Scotch-Weld CA40H Clear Instant Adhesive Medium Viscosity Cyanoacrylate Glue for Rubber Plastic Metal

3M Scotch-Weld CA40H Clear Instant Adhesive

The 3M Scotch-Weld CA40H is a medium-viscosity cyanoacrylate (CA) instant adhesive that bonds in seconds with no mixing required. Its crystal-clear cure and broad substrate compatibility make it the ideal choice for precision bonding of rubber, plastics, and metals in both industrial and electronics applications.

Key Features

• Medium Viscosity — Ideal balance between flow control and gap-filling capability; suitable for close-fitting parts and slightly porous surfaces
• Crystal Clear Cure — Invisible bond line for aesthetically sensitive assemblies
• Fast Fixture Time — Bonds in seconds, boosting production throughput
• No Mixing Required — Single-component formula for simple, mess-free application
• Broad Substrate Compatibility — Excellent adhesion to rubber, plastics (ABS, PVC, polycarbonate), metals, and ceramics
• High Shear Strength — Delivers strong, durable bonds for demanding assemblies

Typical Applications

• Rubber gasket and seal bonding
• Plastic housing and enclosure assembly
• Metal component bonding and repair
• Electronics and PCB component securing
• Medical device and instrument assembly
• Automotive trim and interior bonding

Specifications

• Brand: 3M
• Series: Scotch-Weld
• Model: CA40H
• Type: Cyanoacrylate Instant Adhesive
• Viscosity: Medium
• Color: Clear
• Compatible Substrates: Rubber, Plastic, Metal, Ceramic