PRODUCT DESCRIPTION
Bostik® Marine 920 is a one part, gun grade urethane sealant/adhesive that moisture cures to an extremely tough, resilient seal which exhibits excellent tear and abrasion resistance while retaining permanent elastomeric properties. It has tenacious adhesion to most common marine substrates including virtually all woods, metal, FRP and most plastics. Marine 920 can be used as either an adhesive or as a sealant.
FEATURE of Bostik® Marine 920
- Have tenacious adhesion to most common marine substrates including virtually all woods, metal, FRP and most plastics.
- Excellent tear and abrasion resistance
APPLICATIONS of Bostik® Marine 920
- Bostik® Marine 920 is recommended for any marine application above or below the water line where a quality elastomeric seal is required. It is suitable for sealing hardware around windows and doors, deck to hull assembly, hull seams, keel joints and under moldings.
- Bostik® Marine 920 is not designed as a glazing sealant in which the adhesive bond to glass is exposed to sunlight and appreciable amounts of ultraviolet radiation.
- Bostik® Marine 920 should NOT be used when the temperature is below 40° F.
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
Typical Uncured Properties
| Tool/Work Life | 70 minutes |
| Tack Free Time | 6 hours |
| Curing Time @ 77˚F | 3-6 days |
| Flow, Sag, or Slump | 0.1 inch |
| Staining | None |
Typical Cured Properties
(after 14 days cure at 77°F and 50% RH)
| Hardness (Shore A) | 38 |
| Modulus @ 100% Elongation | 70 psi |
| Tensile Strength | 180 psi |
| Elongation | 950% |
| Adhesion in Peel | >35 piw |
| Ozone Resistance | Excellent |
| Joint Movement Capability | ±25% |
| UV Resistance | Good |
| Temperature Resistance | -40°F to 180°F |
