3M 7010409307 Thermal Bonding Film AF42 1in X 72yd 3mil

Product Description

The 3M 7010409307 is an unsupported, thermosetting film adhesive engineered for structural bonding of metals and glass. Sold as a 1-inch-wide by 72-yard roll at 3 mil thickness, this adhesive film delivers high shear, peel, and cleavage strengths across a wide temperature range. When pressed against a solid surface, the film exhibits a high degree of clarity, making it well suited for applications where aesthetics or optical cleanliness matter. The film can be cured in as little as 30 seconds at 450 degrees F, enabling fast cycle times in production or repair environments. Its low tack and high uncured film strength make it easy to handle and reposition before cure.

This thermal bonding film is used in industrial and specialty fabrication settings where a durable, flexible structural bond between metal substrates or glass panels is required. Its low flow characteristics keep adhesive precisely where it is placed, which is valuable in tight-tolerance assemblies. Relatively low bonding pressures are sufficient for activation, reducing the need for heavy fixturing equipment. The lightweight roll format is practical for both bench work and field repair applications handled by trained adhesive or glazing professionals.

Key Features

• Thermosetting film adhesive — cures to a tough, flexible bond
• Fast cure: as little as 30 seconds at 450 degrees F
• High shear, peel, and cleavage strength over a wide temperature range
• High film clarity when in contact with a solid surface
• Low tack and high uncured film strength for easy handling and positioning
• Low flow design keeps adhesive in place before and during cure
• Requires only relatively low bonding pressures

Compatibility

Designed for structural bonding applications involving metal and glass substrates where a thermosetting film adhesive is specified.

Installation Notes

Application should be performed by personnel trained in film adhesive handling and bonding procedures. Ensure substrate surfaces are clean, dry, and free of oils or contaminants before applying the film. Follow the manufacturer cure schedule for temperature and dwell time — do not substitute lower cure temperatures without verifying bond performance. Appropriate personal protective equipment should be worn when working near cure-temperature heat sources.

Technical Specifications

• Width: 1 inch
• Length: 72 yards
• Thickness: 3 mil
• Form Factor: Roll
• Cure Temperature: 450 degrees F
• Minimum Cure Time: 30 seconds
• Weight: 0.97 pounds
• UPC: 00021200203138

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010409307