Product Description
Polyurethane Construction Sealant 525
- Creates flexible seals on expansion joints
- Multi-purpose bonding and long lasting seals
- Permanently elastic to allow joint movement
- Skin time in 90-150 minutes
- paintable once skin forms
Creates Flexible Seals on Expansion Joints 3M Polyurethane Construction Sealant 525 is a single-component, moisture-curing polyurethane sealant used to seal construction expansion joints. It can seal a wide variety of materials, including plastics, fiberglass reinforced plastic (FRP), sheet molding compound (SMC), aluminum, steel, coated metal and wood. It creates a strong, permanent elastic bond with elongation of over 800%. It will seal a wide selection of materials, including concrete, wood, PVC and metal. This adhesive will perform in temperatures ranging from -22°F/-40°C to 176°F/80°C. Once skin has formed, this sealant can be painted to improve the final finish. Available in cartridges, sausage packs and bulk format to meet your application needs.
Recommended Applications • Sealing expansion joints Understanding Polyurethane Sealants Polyurethane sealants provide strong, flexible durable elastomeric bonds that seal against the elements. These sealants excel in challenging industrial, transportation and construction applications. Polyurethane sealants are available in a wide variety of Shore A hardness, open time and colors to meet many application needs. Choose a 3M Manual or Pneumatic Applicator for dispensing 3M adhesives sealant cartridges and 400ml/600ml sausage packs. Bringing Better Ideas to the Surface through Science and Innovation In the 3M Industrial Adhesives and Tapes Division, 3M apply the science of adhesion to deliver innovative solutions that improve the design and manufacturing processes of companies around the world.
In the end, the technologies help customers like you deliver competitive products to the market faster and more efficiently.
For more information about Polyurethane Construction Sealant 525, visit the official 3M website.
About JAM Industrial Supply of Ohio
Locally owned and operated in Canton, OH, JAM Industrial Supply, LLC has been a 3M Premier distributor and industrial supplier for over 20 years. With our vast network of vendors, we are able to supply the industry’s best products, information, delivery and prices to our customers.
Can’t find what you need? Contact us today for assistance.
Buying in bulk? Apply for special discounts on large quantity orders.
Additional information
| Unit of Measure | |
|---|---|
| Product Id | |
| Part Number | |
| UPC | |
| Weight | 526.8 lbs |
| Make to Order | |
| Brand | |
| Adhesive Type | |
| Application Method | |
| Container Size (Imperial) | 50 Gal. (US) |
| Full Cure Time | >3 mm/24 hr |
| Hardness | |
| Industries | Construction, General Industrial |
| Modulus At 100% | |
| Permeability | Permeable |
| Physical Form | |
| Product Color | Gray |
| Product Form | Gallon |
| Product Type | Flashing Accessory |
| pa_solids-weight-percent-approximate | |
| Tack Free Time | |
| Tensile Strength (Imperial) | 400 psi |
| Units Per Case | |
| Volume (Imperial) | 50 fl oz |
| Dimensions | 22.5 × 22.5 × 34.9 in |





