3M 7100014530 Polyester Tape 8991 Blue 2.4 Mil

Product Description

The 3M 7100014530 is a blue polyester tape with a silicone adhesive backing, designed for high-temperature masking and surface protection applications. Measuring 50.4 inches wide by 72 yards long at a thickness of 2.4 mil, this roll provides substantial coverage for industrial and commercial work. The silicone adhesive system performs reliably under elevated heat conditions, making it a practical choice for trades that deal with powder coating processes, composite layup, and related high-heat workflows. It is typically applied by industrial technicians, fabricators, and finishing specialists who need a tape that holds position and releases cleanly after thermal exposure.

This tape is suited for a wide range of high-temperature masking scenarios encountered in industrial finishing and composite fabrication environments. Primary applications include powder coating mask-off, flash breaker use, and bag sealing in composite layup operations. It is also used for splicing, tabbing, and roll closing of silicone-treated liners and release materials. The 50.4-inch width makes it well matched to wide-format masking tasks where narrower tapes would require multiple overlapping passes.

Key Features

• 2.4 mil polyester film construction provides dimensional stability under heat and tension
• Silicone adhesive system rated for high-temperature masking applications including powder coating
• 50.4-inch width suited for wide-format masking and bag sealing without seam overlap
• 72-yard roll length reduces changeover frequency on large or continuous runs
• Compatible with splicing, tabbing, and roll closing of silicone-treated liners and release materials
• Blue color provides clear visual contrast against substrates during application and removal

Compatibility

Designed for use in high-temperature masking applications including powder coating lines, flash breaker and vacuum bag sealing operations, and splicing or tabbing of silicone-treated liners and release materials.

Installation Notes

Application should be performed by trained industrial or finishing technicians familiar with masking tape procedures for high-heat processes. Surfaces should be clean, dry, and free of oils or contaminants before tape is applied to ensure proper adhesion and clean removal. Remove tape promptly after the thermal cycle is complete, following the material manufacturer's recommended removal guidelines to avoid residue transfer. Consult applicable facility safety and finishing process standards before integrating into a new production line.

Technical Specifications

• Thickness: 2.4 mil
• Width: 50.4 inches
• Length: 72 yards
• Color: Blue
• Adhesive Type: Silicone
• Backing Material: Polyester
• Unit of Measure: Roll
• Weight: 17.9 pounds
• UPC: 00051115647352

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100014530