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West System 403 Microfibers Adhesive Filler


West System 403 Microfibers, a fine fiber blend, is used as a thickening additive with resin/hardener to create a multi-purpose adhesive, especially for bonding wood.


WEST SYSTEM 403 MICROFIBERS ADHESIVE FILLERS – 403 Microfibers Adhesive Filler, is a fine fiber blend. Use it to thicken epoxy blended resin/hardener and create a multi-purpose adhesive. It’s most popular use is for bonding wood. Epoxy thickened with microfibers has good gap-filling qualities but will still do an excellent job of wetting-out/penetrating into wood fibers. You can blend it into any WEST SYSTEM 105 Resin/20X Hardener combination, G/flex Epoxy 650, or G/5 Five-Minute Adhesive. Blended with epoxy, it will cure to an off-white color. Sold by the 6 oz. Can, 20 oz. Can or 20 lb. Bag.

West System 403 Microfibers Filler – SDS

Additional information

Weight N/A

6 oz. PN# 403-9, 20 oz. PN# 403-28, 20 lb. PN# 403-B


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