West System 407 Low Density Filler, 12oz.

West System 407 Low Density Filler, 12oz.

Used primarily to make inexpensive filling and fairing putties which are easy to sand or carve while still being reasonably good engineering material on a strength-to-weight basis. Also used as thickening additive for bonding veneers and low-stress structural applications. One 9 ounce bag will thicken 2.2 pounds of resin/hardener to creamy consistency, 1.4 pounds to paste. Color is reddish-brown.