H.B. Fuller U304

Medical Device_UV Cure
U304 is a medium- to highviscosity, light-cure adhesive engineered for bonding a wide variety of plastics in multiple configurations. When coupled with Cyberbond 6070 Medical Primer, U304 bonds well to dissimilar substrates and has high performance on low surface energy plastics. It also contains a UV tracer for quality inspection.
Material Bonding - Plastic

Product Type1K (1 component) Adhesive, Contact Adhesive, Radiation Curable Adhesive

Application AreaAirway Mask, Balloon Bonding, Catheters, Hoses, Mechanical Device Assembly, Medical Applications, Medical Devices, Tubes

Compatible Substrates & SurfacesHigh Density Polyethylene (HDPE), Low Density Polyethylene (LDPE), Nylon, Plastics, Polyethylene (PE), Polyethylene Terephthalate (PET), Polyethylene Terephthalate Glycol (PET-G), Polypropylene (PP), Thermoplastic Polyurethane Elastomer (TPU)

FeaturesExcellent Strength, Flexible, Good Impact Strength, High Viscosity, Medium Viscosity, UV Curable

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Cure Method
  • Bonds a wide variety of plastics in multiple configurations.
  • Well-suited to bond dissimilar substrates


Typical Properties
ValueUnitsTest Method / Conditions
Viscosity850 - 1150cps
Shear Strength*3000.0psi
Temperature Range-67 to 200°F
* Performance of cured adhesive on Polycarbonate

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Country Availability
Regional Availability
  • Africa
  • Asia Pacific (Excluding Russia)
  • Europe (Excluding Russia)
  • India
  • Latin America
  • North America
Packaging Information

Available in 20g, 1000g bottles