Description
⚙️ Plexus MA300 (400 ml) – Fast-Curing Structural Adhesive for Strong, Reliable Bonds
Plexus MA300 is a high-strength, two-part methacrylate structural adhesive engineered for fast, permanent bonding of metals, composites, and thermoplastics. With its 10–15 minute working time and rapid fixture strength, MA300 delivers exceptional performance in demanding industrial, marine, and automotive applications.
Designed for professionals who need a quick-setting yet durable bond, Plexus MA300 provides excellent impact, peel, and fatigue resistance — even under vibration or temperature stress. It’s supplied in a convenient 400 ml dual cartridge for precise, easy application with a standard dispensing gun and static mixer nozzle.
🔧 Key Features
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Fast cure – Working time 10–15 minutes; handling strength typically within 20–25 minutes
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Exceptional strength – Structural bonds for metals, composites, and most plastics
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High durability – Resists vibration, impact, and thermal cycling
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Minimal surface prep – Bonds well even with slight surface contamination
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Excellent environmental resistance – Withstands moisture, fuels, and many chemicals
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400 ml cartridge – Ideal for workshop and production use with manual or pneumatic applicators
🧱 Typical Applications
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Bonding metals, GRP, ABS, PVC, acrylics, and composites
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Marine fabrication and repair
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Vehicle panels, enclosures, and structural frames
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Sign manufacturing and display assembly
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Industrial equipment and composite component bonding
🧪 Technical Overview
| Property | Detail |
|---|---|
| Base Chemistry | Methacrylate (MMA) two-part system |
| Mix Ratio | 1:1 by volume |
| Working Time | 10–15 minutes |
| Fixture/Handling Time | ~20–25 minutes |
| Shear Strength | Up to 18 MPa (steel to steel) |
| Operating Temperature | -55 °C to +120 °C |
| Colour | Off-white |
| Packaging | 400 ml dual cartridge |
