3M 8985L Chromic Acid Anodizing Tape

3M™ Anodization Masking Tape 8985L is a purple printed polyester tape with a rubber adhesive and non-silicone release liner. Designed specifically for masking parts against chromic anodization bath processes. A strong backing provides excellent abrasion, tear, scratch, puncture and moisture resistance to help protect surfaces.

Product Features

• Operates at temperatures up to 200°F/93°C
• The purple transluscent polyester backing allows for visual inspection without tape removal
• Provides good initial tack and holding strength
• Rubber adhesive is specifically formulated to resist the harshest of chemical bath chemistries
• Provides clean removal after anodization process
• Non-silicone adhesive allows this product to be used on many parts where subsequent painting or bonding is necessary
• Non-silicone liner allows for die cuts

Construction

• 3.9 Mil Total Thickness
• Roll Length - 72 yards

Recommended Applications

• For masking parts during chromic anodization bath processess

Specifications

• Tensile Strength (lb/in) - 70
• Elongation (%) - 131
• Steel Adhesion (oz/in) - 23