HOLE REPAIR METHOD FOR ARTIFICIAL LUMBER

摘要

PROBLEM TO BE SOLVED: To provide a hole repair method for artificial lumber capable of reducing a jumping-out amount of resin and providing sufficient strength. SOLUTION: An embedded plug (solid member for embed driven into an existing nail hole provided in a sleeper made of artificial lumber to connect both of them using urethane resin adhesive so as to fill the hole. Glass fibers are blended in the urethane resin adhesive. A length of the glass fiber is 2 to 6 mm, and an amount of blending is 10 wt.% or less of the whole adhesive.