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MMA5118 Two-part Methacrylate Structural Adhesive

MMA5118 is a high-performance, multi-purpose, non-conductive, two-component acrylic adhesive designed for the structural bonding of a variety of electronic components. Its formulation provides robust adhesion properties, making it suitable for applications where durability and reliability are paramount.

#Package Size: 50ml Cartridge/ 400ml Cartridge/ Customizable Drum Size

APPLICATION

MMA5118 is primarily utilized for the structural bonding of metal, plastic, and rigid components in portable electronic equipment. Its excellent shock and impact resistance make it an ideal choice for applications where mechanical stress and environmental factors can impact the integrity of the bond.

Features and benefits

  • Non-Conductive: Ensures electrical insulation between bonded components.
  • High Strength: Provides strong adhesion suitable for structural applications.
  • Excellent Shock and Impact Resistance: Maintains bond integrity under mechanical stress.
  • Versatile Bonding Capabilities: Adheres well to metals, plastics, and other rigid substrates commonly found in portable electronic devices.

Specifications

TYPICAL UNCURED PROPERTIES

Properties MMA5118A MMA5118B
Color Amber plaster Blue paste
Specific Gravity @ 25ºC 0.96 g/cm³ 1.15 g/cm³
Viscosity (cps) @20rpm,DV-T1 20,000-60,000 cps 40,000-110,000 cps
Mixing ratio (volume) 10 1
Mixing ratio (weight) 8.35 1
Color after mixing (visually) Light blue
Viscosity after mixing, @20rp, SNB-3 40,000-100,000 cps
Operating time @23°C 10~15 mins

TYPICAL CURED PROPERTIES

Properties Bonding Substrate Value
Shear strength Aluminum alloy/aluminum alloy ≥ 20 MPa
T peel strength Aluminum alloy/aluminum alloy ≥ 10 MPa
Tg 80°C

Technical Documents

MMA5118 Technical Data Sheet

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