Applications

Devcon® Tru-Bond™ PB 950

Brand: Devcon®

Package Sizes:

  • 30 ML

Shelf Life:

  • 24 months

Product Description:

Devcon® Tru-Bond™ PB 950 is a UV/Visible light-curable adhesive designed for bonding a wide range of plastics, including ABS, polycarbonate, PET, PETG, flexible vinyl, urethanes, and acrylics. It forms a flexible, resilient polymer with outstanding impact resistance and flexibility. The adhesive is capable of curing through most translucent substrates and UV-blocked plastics.

Typical Uncured Physical Properties:

Property Value
Chemical Class Urethane Acrylate
Appearance Clear Liquid
Viscosity @ 25°C 950 cP (Low)
Specific Gravity @ 25°C 1.0
Non-Volatile Materials >99%
VOC Content <1%
Flashpoint >171°F (77°C)

Cure Profile at Different Light Intensities:

Light Source Irradiance (mW/cm²) Fixture Time (Sec.) Tack-Free Time (Sec.)
CT 100 20 <5 N/A
Fusion® D bulb 1,000 <1 <4
Uvitron PortaRay 400R 250 <2 N/A
Depth of Cure Irradiance (mW/cm²) Exposure Time (Sec.) Cure Depth (in/mm)
400W Metal Halide Bulb 20 30 0.118 in (3 mm)

Typical Cured Physical Properties:

Property Value Standard Test
Color Clear
Refractive Index 1.50 ASTM D542
Optical Clarity >98%
Tensile Strength 511 psi (3.5 MPa) ASTM D882
Elongation at Break 348% ASTM D882
Modulus of Elasticity 496 psi (3.4 MPa) ASTM D882
Volume Shrinkage 7.41%
Lineal Shrinkage 1.9%
Water Absorption (24 hrs.) 4.3% ASTM D570
Boiling Water Absorption (2 hrs.) 3.0% ASTM D570
Shore Hardness 42D
Service Temperature -65°F to 300°F (-54°C to 149°C)

Performance Characteristics:

  • Fast & Reliable Cure: UV/Visible light cure in as fast as <1 second with Fusion® D bulb.
  • Flexible & Impact Resistant: Provides high flexibility and shock absorption for plastic bonding.
  • Excellent Optical Clarity: >98% transmission, suitable for transparent plastic bonding.
  • Moisture & Chemical Resistance: Withstands various environmental conditions.

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