Short Open Time FDA Compliant Bulk Hot Melt Adhesive for Product Assembly

Fast-Setting APAO Hot Melt Designed for High-Speed Product Assembly

This short open time bulk hot melt adhesive is designed for high-speed product assembly applications where fast set times and consistent performance are critical. Formulated with amorphous polyalphaolefin (APAO) chemistry, it provides reliable adhesion to a variety of substrates along with clean processing and dependable bond strength.

With an open time of less than 5 seconds, this adhesive is ideal for automated and high-throughput operations looking to reduce cycle times and increase efficiency. It is FDA compliant under 21 CFR 175.105 for indirect food contact, making it suitable for select packaging and assembly applications where regulatory compliance is required.

Short Open Time Hot Melt Adhesive Features and Benefits

• Ultra-Fast Set Speed: Short open time of less than 5 seconds supports high-speed and automated assembly processes.
• High-Performance APAO Chemistry: Provides strong, reliable bonds across a variety of substrates.
• Improved Production Efficiency: Reduces hold time and helps increase throughput in fast-paced manufacturing environments.
• Clean Processing Characteristics: Minimizes stringing and charring for smoother application and reduced maintenance.
• Consistent Bond Strength: Delivers dependable performance for product assembly applications.
• FDA Compliant Formulation: Meets FDA 21 CFR 175.105 requirements for indirect food contact applications.

Specifications

• Chemistry: Amorphous Polyalphaolefin (APAO)
• Polymer Type: Homopolymer
• Melt Viscosity: 8,000 cPs @ 374°F (190°C)
• Softening Point (Ring & Ball): 315°F (157°C)
• Glass Transition Temperature: -4°F (-20°C)
• Open Time: < 5 seconds
• Tensile Strength: 375 psi (2.56 MPa)
• Density: 0.0311 lb/in³ (0.860 g/cc)
• FDA Status: Compliant with FDA 21 CFR 175.105

Hot Melt Adhesive Applications for Automotive and Electronics Assembly

• Automotive assembly (filter assembly, headliner components, vibration and sound dampening)
• Electronics and appliance assembly
• Low pressure molding systems
• High-speed automated assembly lines
• Bonding of plastics, foams, and other lightweight substrates
• Applications requiring ultra-fast set speed and short open time