Henkel Technomelt PA 6682 Clear Medical Device Polyamide Hot Melt Adhesive

Technomelt PA 6682 for Clear, Low Pressure Medical Encapsulation

Henkel Technomelt PA 6682 is a clear polyamide hot melt developed for low pressure molding in medical device applications. Its transparent formulation allows visual inspection of encapsulated components while maintaining strong adhesion and flexibility. Evaluated to Henkel’s protocols based on ISO-10993 biocompatibility standards, this grade supports regulated medical assembly requirements. The material is engineered for reliable performance in controlled molding processes across a moderate service temperature range.

Key Features and Benefits of PA 6682 Polyamide

• Clear Encapsulation Capability: Transparent formulation enables visual inspection of molded and protected components.
• ISO-10993 Evaluated: Tested to Henkel’s biocompatibility protocols for medical device applications, with documentation available upon request.
• Gentle Low Pressure Processing: Supports encapsulation of sensitive electronics and medical components without damage.
• High Flexibility: Provides 600% elongation for movement tolerance in molded assemblies.
• Reliable Thermal Performance: Designed to operate across a broad service temperature range for consistent medical device reliability.

Specifications

• Series: Technomelt PA 6682
• Type: Hot Melt Adhesive
• Application: Molding - Encapsulation
• Chemistry: Polyamide
• Components: One-Component
• Cure: Physical Setting
• Color: Clear
• Application Temperature: 374 – 446°F (190 – 230°C)
• Operating Temperature Range: -13 – 221°F (-25 – 105°C)
• Softening Point: 311°F (155°C)
• Melting Viscosity:
• 7,800 cps @ 374°F (190°C)
• 4,300 cps @ 392°F (200°C)
• 3,200 cps @ 410°F (210°C)
• 2,000 cps @ 428°F (220°C)
• Specific Gravity: 0.98 g/cm³ @ 73.4°F (23°C)
• Shore A Hardness: 90
• Yield Strength: 800 psi (5.5 N/mm²)
• Break Strength: 1,015 psi (7 N/mm²)
• E-Modulus: 11,600 psi (80 N/mm²)
• Elongation: 600%
• Temperature Creep Resistance: 275°F (135°C)
• Low Temperature Flexibility: -13°F (-25°C)
• Glass Transition (Tg): 5°F (-15°C)
• Approvals: ISO-10993 Biocompatibility Standards