Plexus MA300 Black All Purpose High Strength 5-minute MMA Adhesive (IT410 & IT412). Plexus MA300 Black (IT410 is 50ml size, and IT412 is 400ml size) is a two-part 1:1 mix ratio, methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Combined at a 1:1 ratio, MA300 Black has a working time of 3 to 6 minutes and reaches approximately 500 psi in 12 minutes and 1000 psi in 15 minutes at 74°F (23°C). This product offers a combination of high strength and stiffness as well as the ability to bond a wide range of materials. Plexus MA300 Black is supplied in ready-to-use 50-ml and 400-ml cartridges, 5-gallon (20-liter) pails, or 50-gallon (200-liter) drums to be dispensed as a non-sagging gel. Plexus MA300 Black replaces an older popular Devcon formula Plastic Welder (14320). It is the same formula inside, but is now branded under the ITW Plexus name. Cartridge Sizes: IT410 is 50ml size, and IT412 is 400ml size Characteristics Room Temperature Cure Working Time 3 – 6 minutes Fixture Time 12 – 15 minutes Operating Temperature -67°F – 250°F (-55°C – 121°C) Gap Filling 0.03 in. 0.125 in. (0.75 mm – 3.2 mm) Mixed Density 8.10 lbs/gal (0.97 g/cc) Flash Point 51°F (11°C) Chemical Resistance Excellent resistance to: Hydrocarbons, Acids and Bases (pH 3-10), Salt Solutions Susceptible to: Polar Solvents, Strong Acids and Bases. MA300 Black (IT410 is 50ml size, and IT412 is 400ml size) is a two-part 1:1 mix ratio, methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Combined at a 1:1 ratio, MA300 Black has a working time of 3 to 6 minutes and reaches approximately 500 psi in 12 minutes and 1000 psi in 15. Minutes at 74°F (23°C). Plexus MA300 Black is supplied in ready-to-use 50-ml and 400-ml cartridges, 5-gallon (20-liter) pails, or 50-gallon (200-liter) drums to be dispensed as a. IT410 is 50ml size, and IT412 is 400ml size. Working Time 3 – 6 minutes. Fixture Time 12 – 15 minutes. Operating Temperature -67°F – 250°F (-55°C – 121°C). Gap Filling 0.03 in. (0.75 mm – 3.2 mm). Mixed Density 8.10 lbs/gal (0.97 g/cc). Flash Point 51°F (11°C). Acids and Bases (pH 3-10). Strong Acids and Bases. Sorry, our items are NOT available for pick-up. Paying via Direct Deposit. No additional information at this time. You might also like. Flow Restrictor Insert Adapter (301631) for larger cartridges – 200ml, 400ml, 60. Certificate of Compliance (COC).