Applications

Bostik Thermelt 867 HV Black Polyamide Hot Melt Resin

Brand: Bostik
Product Number: Thermelt 867 HV Black
Technology: Polyamide Hot Melt Resin
Color: Black
Cure Type: Low-Pressure Molding
Package Size: Pellets
Shelf Life: 18 months

Product Description

Bostik Thermelt 867 HV Black is a pure copolymer polyamide hot melt resin, designed for low-pressure molding applications. It is non-reactive, solvent-free, and optimized for molding electronic/electrical components. This adhesive provides high flexibility, excellent impact resistance, and superior dielectric strength. It complies with RoHS regulations and is free from phthalates.

Key Features

  • Low-pressure molding for sensitive electronic components
  • High flexibility and impact resistance
  • Flame retardant (UL94 V-0 certified, UL file E116659)
  • Good electrical insulation properties
  • Solvent-free and moisture-resistant formulation

Recommended Applications

  • Encapsulation of electronic/electric components
  • Molding of connectors and cables
  • Industrial applications requiring impact resistance and electrical insulation

Technical Data

Physical Properties
Property Value Standard Test
Viscosity (220°C, SC4, 50 RPM) 10.0–14.0 Pa.s ASTM D3236
Softening Point 175–190°C ASTM D3461
Commercial Shape Pellets
Mechanical Properties
Property Value Standard Test
Maximum Tensile Strength (50 mm/min, dry) 7.8 MPa ISO 527
Yield Strength (50 mm/min, dry) ISO 527
Young’s Modulus (50 mm/min, dry) 70 MPa ISO 527
Elongation at Break (50 mm/min, dry) 450% ISO 527
Electrical Properties
Property Value Standard Test
Dielectric Strength IEC 60243-1
Volume Resistivity IEC 60093
Comparative Tracking Index (CTI) 0 V IEC 60112
Thermal Properties
Property Value Standard Test
Vicat Softening Temperature (A120) 57°C ISO 306
Glass Transition Temperature -35°C ISO 11357-2
Miscellaneous Properties
Property Value Standard Test
Hardness (Shore D) 32 ISO 868
Density 0.98 ISO 1183
Water Absorption (Saturation, 23°C) 2.8% ISO 62
Glow Wire Flammability Index (GWFI) (2.80–3.00 mm thickness) 960°C IEC 60695-2-12
Glow Wire Ignition Temperature (GWIT) (2.80–3.00 mm thickness) 700°C IEC 60695-2-13
Flammability (UL94) V-0 IEC 60695-11-10

Processing Conditions

Parameter Value
Melt Temperature Range 210–230°C
Mold Temperature Range 20–60°C
Drying Time (Dehumidified Dryer) 4–6 hours
Drying Temperature 70°C
Processing Moisture Content <0.2%

Everwide FX244-1: High Performance for Precision Molding

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

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