Master Distributors of high performance products
Lanmar Black4 is a black pigmented PTFE Coated Fiberglass fabric with high temperature silicone adhesive designed for high performance heat sealing applications in the packaging industry. Black4 is a standard dip-coat product and comes with yellow dimpled release liner. This product is not conductive. Contact Lanmar customer service for conductive grade black PTFE coated fiberglass tape.
Unit of Measure

Tape Thickness Backing

N/A .004 "

Tape Thickness Total

N/A .006 "


N/A 45 oz/in

Break Strengh

N/A 115 lb/in


N/A <4 %

Dielectric Strength

N/A 10,000 V

Adhesive Type

N/A Silicone

Release Liner

N/A Yes

Liner Color

N/A Yellow


N/A -100 to +550 ºF

Tape Color

N/A Black
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