LOCTITE® HY 4080 GY is a two-component hybrid adhesive that provides medium fixture time to metals, composites, and plastics in a wide range of industrial applications. It has a high-viscosity with a thixotropic nature and a shear strength of 3,670 psi.
LOCTITE® HY 4080 GY is a high-performance cyanoacrylate/acrylic hybrid structural adhesive that offers robust strength, versatility and fast fixture time. With a 1:1 mix ratio, this high-viscosity adhesive has versatile substrate compatibility, providing a strong bond to various materials, including composites, plastics, and metals. LOCTITE® HY 4080 GY achieves handling strength in 10 minutes with a tensile strength of 1,639 psi and excellent impact resistance. It also has excellent resistance to both peel and impact loads, making it ideal for high demand environments. LOCTITE® HY 4080 GY can handle temperatures ranging from ─40°C to 150°C and is available in a 50 g dual cartridge.
Part A properties:
Chemistry: Cyanoacrylate
Appearance: White to off-white paste
Specific gravity, g/cm³: 1.06 to 1.11
Viscosity @ 25°C, mPa·s (cP), Cone & Plate Rheometer: 4,000 to 11,000
Part B properties:
Specific gravity, g/cm³: 1.09 to 1.13
Viscosity @ 25°C, mPa·s (cP) Cone & Plate Rheometer: 45,000 to 75,000
On part life @ 25°C, minutes: 10
Fixture Time, minutes: 10 to 12
Glass transition temperature, °C: 48 to 76
Linear Shrinkage, in/in: 4.7
Shore Hardness, Durometer D: 72
Tensile Strength, at break, N/mm² (psi): 11.3 (1,639)
Tensile Modulus, N/mm² (psi): 355 (51,475)
Elongation, at break, ISO 527-3, %: 80
Impact Strength, ISO 9653, kJ/m²: 4.1
Primary Chemistry: Cyanoacrylate/Acrylic hybrid
Two-component hybrid adhesive
1:1 mix ratio
High viscosity
Thixotropic nature
Medium fixture time
Excellent impact resistance
Bonds metals, composites, and plastics
10-minute cure time
Withstand temperatures ranging from ─40°C to 150°C
Good peel resistance
High shear strength
Poor adherence of adhesive to difficult substrates and rough or poorly fitting surfaces
Poor aesthetic appearance of bonding line after cure
Bonding metals, composites, and plastics
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