Overview of Plexus MA300
Plexus MA300 is an all-purpose, high-strength methacrylate adhesive (MMA) commonly used for the structural bonding of metal, thermoplastic, and composite assemblies. It provides both high stiffness and strength, along with the versatility to adhere to various materials.
MA300 mixes at a 1:1 ratio and has a working time of approximately 3-6 minutes and a fixture time of 12-15 minutes.
Common Applications
Plexus MA300 is ideal for bonding the following materials:
- Painted / coated metals
- ABS plastics
- Acrylics
- Vinyls (PVC)
- Gelcoats
- Fiberclass
- Phenolics
- RTM
- Rubbers
MA300 is effective for bonding other thermoplastics, composites, coated metals, and raw metals. It is commonly used in transportation manufacturing and marine applications. If you have questions about the capabilities of MA300, don’t hesitate to ask your questions using the question form below.
Available Options
Cartridges
MA300 is available in the following two-part adhesive cartridges:
- 25 ml twin cartridge (contact us)
- 50 ml twin cartridge
- 400 ml twin cartridge
Bulk Containers
MA300 can be purchased in the following bulk containers:
- 5 gallon pails
- 50 gallon drums
For bulk pricing, click “Get Volume Pricing” next to “Add to Cart”.
Colors
MA300 is available in two colors:
- Black
- Cream (Straw)
Technical Specifications
Mix Ratio | 1:1 |
Viscosity | 40,000 – 70,000 cP (A and B) |
Working Time | 3-6 minutes (75F) |
Fixture Time | 12-15 minutes (75F) |
Shear Strength | 3,000 – 3,800 psi |
Tensile Strength | 3,500 – 4,300 psi |
Tensile Elongation | 5% – 15% |