Black, toughened ethyl-based instant adhesive. Well suited to plastics, rubbers, metals as well as porous/acidic surfaces. LOCTITE® 438 is a black, toughened ethyl-based instant adhesive. It has a fixture time of 10 - 20 secs., high impact resistance and is flexible. It is suitable for bonding plastics, rubber, metals, porous and absorbent substrates and acidic surfaces. Good resistance in humid environments

• Cures very quickly when confined between two surfaces
• Ideal for bonding small to medium-size parts
• Excellent adhesion to most substrates
• Suitable for rubbers and plastics
• Well suited to metals, porous and/or acidic surfaces
• Fixture time of 10 - 20 secs.
• Solvent-free
• Toughened, black