Polyurethane Adhesive Sealants
Polyurethane one-component adhesive sealants are excellent for making permanent elastic seals and for use as a bonding and sealing adhesive. The moisture curing polyurethane polymer bonds well to metals, metal primers, and many paint coatings. It is flexible, durable, and is widely used in construction and transportation applications. Sikaflex® branded products are the broadest, most widely used one-component polyurethane adhesive sealants around the globe. 3M also has a line of competitive sealants. Engineered Materials is an authorized distributor of Sika® and 3M™ brand adhesives.
Applications include: Truck and trailer panel bonding and sealing. Marine deck hull joining. Specialty vehicle window bonding and glazing. Concrete sealing. Curtain wall manufacturing. Roof flashings.
Request Quote/Sample Sika General Assembly Brochure
Sika Transportation Brochure Sika HVAC Brochure
3M Powerline Brochure
- Long lasting durable bonds
- Excellent flexiblity allows joint movement and resists vibration fatigue
- Can repace mechanical fasteners and rivets
- Bonds and seals
- Resists aging
- Low odor
- Great gap filling
| Product | Comments | Vendor | Color | Skin Time (min) | Tensile Strength (PSI) | Elongation (%) | Service Temperature (°F) | Safety Data Sheet | |
| Sikaflex® 221 | Excellent general purpose adhesive sealant | Sika® | White, AL Gray, Black, White | 60 | 260 | 500 | -58 - 194 | SDS | |
| Sikaflex® 227 | Fast skinning sealant | Sika® | Black, White, AL Gray, Hitachi Gray, Desert Tan | 40 | 230 | 600 | -58 - 194 | SDS | |
| Sikaflex® 252 | High strength bonding adhesive | Sika® | Black, White | 40 | 435 | 400 | -58 - 194 | SDS | |
| Sikaflex® 255FC | Fast curing commercial vehicle glazing adhesive | Sika® | Black | 40 | 870 | 450 | -40 - 194 | SDS | |
| Sikaflex® 291i | General purpose marine adhesive | Sika® | White | 40 | 430 | 400 | -58 - 194 | SDS | |
| Sikaflex® 521UV | Weather resistant adhesive sealant | Sika® | White, Gray | 30 | 260 | 400 | -58 - 194 | SDS | |
| 540 | Excellent general purpose adhesive sealant | 3M™ | White, Gray, Black | 60 - 90/td> | 350 | > 700 | -40 - 194 | SDS | |
| 560 | High strength bonding adhesive | 3M™ | White, Gray, Black | 50 - 60 | 1170 | 400 | -40 - 194 | SDS | |