Applications

Everwide FK861 Photo-Curing Adhesive for Plastics Bonding

Brand: Everwide
Product Number: FK861
Technology: Photo-Curing Adhesive
Color: Colorless
Cure Type: UV Curing
Package Size: Contact us for details
Shelf Life: 6 months

Product Description

Everwide FK861 is a UV-curable adhesive designed for bonding plastics such as ABS, HIPS, PS, PC, PVC, and acrylic. It provides fast curing under UV light, high adhesion strength, and good fluidity for easy application. This adhesive forms a strong bond that exceeds the strength of the original substrates, making it suitable for plastics brushing and industrial bonding applications.

Key Features

  • Fast curing under UV light
  • High adhesion strength for plastic bonding
  • Good fluidity and handling properties
  • Forms a smooth, non-tacky surface after curing
  • Complies with 2011/65/EU RoHS regulations

Recommended Applications

  • Bonding ABS, HIPS, PS, PC, PVC, and acrylic plastics
  • Plastics brushing applications
  • Industrial bonding applications requiring UV curing

Technical Data

Typical Uncured Properties
Property FK861
Composition UV Adhesive
Appearance Liquid
Color Colorless
Viscosity (25°C, S14 50rpm, cps) 6,500–9,900
Refractive Index (nD @25.2°C) 1.4791
Specific Gravity (25°C) 1.056
Solvent Content 0%
Curing Properties
Property Value
Recommended Wavelength 310–365 nm
Minimum Light Intensity >50 mW/cm²
Minimum Light Energy 1,500–2,000 mJ/cm²
Typical Cured Properties
Property Value
Durometer Hardness (Shore D) 65
Specific Gravity (25°C) 1.13
Water Absorption (25°C, 24 hr) 3.89%
Shear Strength (PVC vs. PVC) 214 kgf/cm²
Shear Strength (PVC vs. Al) 25 kgf/cm²
Shear Strength (PVC vs. Glass) 58 kgf/cm²
Elongation 208%
Modulus of Elasticity 21 N/mm²
Refractive Index (nD @25.3°C) 1.5012
Volume Resistivity (@500V) 7.11 × 10¹⁴ ohm-cm
Surface Resistivity (@500V) 1.35 × 10¹⁵ ohm
Dielectric Constant / Dielectric Loss (100Hz) 3.57 / 0.11
Dielectric Constant / Dielectric Loss (1kHz) 3.40 / 0.10
Dielectric Constant / Dielectric Loss (100kHz) 3.20 / 0.11
Chemical & Solvent Resistance
Condition Retention of Initial Strength (%)
Boiling Water (100°C, 2 hr) 100%
Flooding (49°C, 2 hr) 100%
Flooding (87°C, 2 hr) 100%
Soaked in Isopropanol (22°C, 24 hr) 95%
Heat/Humidity (38°C, 170 hr) 100%
Heat Aging Performance (Shear Strength Retention @ ISO 4587)
Condition Retention (%)
71°C, 170 hr (Polycarbonate) 100%
71°C, 340 hr (Polycarbonate) 100%
93°C, 170 hr (Polycarbonate) 100%
93°C, 340 hr (Polycarbonate) 100%

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