Medium Open Time UL 94 Rated Bulk Hot Melt for Product Assembly


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About Medium Open Time UL 94 V2 Approved Bulk Hot Melt for Product Assembly

This Infinity Bond high performance bulk hot melt is excellent for product assembly applications and carries a UL 94 V2 flame rating. It is also FDA approved for non-direct food contact.

This APAO bulk hot melt has a medium to low viscosity and a medium open time of about 60 seconds. It is great for product assembly applications with high tack and overall strength. It offers an exceptional thermal stability and has a low tensile strength. 

*Free samples may be available, contact us to see if your application qualifies. 

What Is a UL 94 Rating for Hot Melt

UL 94 ratings are developed to match a sliding scale of fire resistance. UL is the abbreviation for the Underwriters Laboratories, this is an independent organization in the United States to control and certify product safety. UL provides safety related certification, validation, inspection and testing services to a range of clients including manufacturers, retailers, policy makers and regulators. 

Amorphous Poly Alpha Olefin (APAO) Hot Melt Overview 

APAO hot melts provide a umber of unique characteristics that make them extremely useful and adaptable to a huge number of applications. They are able to provide a significantly longer open time than traditional hot melts, are low cost, have exceptional temperature resistance and can be extruded or sprayed. APAO can often be used to replace much more expensive adhesive adhesives like polyamide hot melts therefore offering exceptional savings. 

Common Applications

  • Battery Assembly
  • Mattress Assembly
  • Furniture and Upholstery
  • HVAC and Filter Manufacturing 
  • Wire and Cable Flooding


  • Properties: High Ethylene Copolymer
  • Viscosity: 3500 cps at 375 F
  • Needle Pen: 45
  • Softening Point: 270 F
  • Glass Transition: -35 F
  • Open Time: 60 seconds
  • Solid Density: .086 g/cc  

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Official Supplier is an official supplier of Infinity Bond. We are the largest supplier of Infinity Bond hot melts, PUR adhesives, hot melt replacement parts and dispensing equipment.

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