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Adhesives are often a better way to assemble plastics than by using mechanical assembly with fasteners. For example, fiberglass composites are routinely bonded with epoxy or reactive acrylic adhesives in the automotive and marine industries because they give high strength and durable bonds.
This is a very broad topic for this column. Adhesive bonding requires several choices to be made, such as type of adhesive, additives like adhesion promoters and surface preparation.
Question: We bond interlocking polystyrene and ABS tubes together with a solvent-based cement. Can you recommend a less hazardous and safer adhesive? The plastics are clear.