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Methacrylate Adhesive 50 Mil 4 Minute Work Time

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MP55300
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Quick Overview

MP-55300 Structural MMA Adhesive – 50 mL Cartridge with Static Mixer
High-performance two-part methacrylate adhesive for bonding metals, plastics, and composites. Delivers outstanding shear strength, impact resistance, and thermal stability — no surface prep required. Room-temperature cure, 3-6 minute open time.

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MP-55300 Structural Methacrylate Adhesive (50 mL Cartridge with Static Mixer)

MP-55300 is a premium, two-component methyl methacrylate (MMA) structural adhesive engineered for high-strength bonding of metals, composites, thermoplastics, and thermosets. Designed for demanding marine, automotive, and industrial applications, this adhesive achieves exceptional performance without surface preparation.

Key Features & Benefits

  • No surface preparation required — saves time and labor
  • Outstanding adhesion to aluminum, steel, fiberglass, gel coat, and plastics
  • Excellent impact and peel resistance
  • Room-temperature curing with 3–6 minute open time and 9–13 minute fixture time
  • Superior strength: 3100 psi (ASTM D1002 @ 25 °C / 50 % RH)
  • High thermal performance: -65 °F to 250 °F service range
  • 1 : 1 mix ratio for easy manual or pneumatic dispensing
  • Supplied ready-to-use with a static mixing nozzle

Typical Applications

Ideal for bonding aluminum panels, stainless hardware, fiberglass parts, plastics (ABS, PVC, acrylic, nylon, polycarbonate), and composite laminates in structural, marine, and transportation assemblies.

Technical Data Highlights

  • Base Chemistry: Methyl Methacrylate (MMA)
  • Mix Ratio: 1 : 1 by volume / weight
  • Viscosity: 60 000 – 110 000 cPs (25 °C)
  • Hardness: 75 Shore D
  • Gap Fill: Up to 0.125 in (3 mm)
  • Cure Time: Full cure 24 hours @ room temperature
  • Color: Off-white to amber (viscous liquid)

Packaging & Handling

Packaged in 50 mL dual cartridges including one static mixer tip for accurate 1 : 1 dispensing. Also available in 400 mL, pails, and drums upon request.

Storage & Shelf Life

Store between 55 °F and 75 °F in a cool, dry place out of direct sunlight. Shelf life is 12 months from manufacture date when properly stored. Do not freeze.

Safety & Clean-Up

Use in a well-ventilated area and consult the product SDS for handling information. Clean uncured adhesive with solvents containing N-methyl pyrrolidone (NMP) or citrus terpenes before cure.

Manufactured by H.B. Fuller – Connecting What Matters™

UL Certified Sign Accessories Component (UYMR2), File E350958

Last updated: October 2025

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