Strong, durable bonds that flex and seal.
2017-10-19 · 3M™ Polyurethane Adhesive Sealants • UV stable • Paintable once skin forms • Multi-purpose 525 All-around sealing; very flexible, excellent for concrete. 300 2.1 75 0.5 >800 90–150 25 Gray Bead n/a 3-22 to 176 (-30 to 80) 540 Multi-purpose sealing. 350 2.4 90 0.6 >700 60–90 40 White, Gray, Black Bead 24 hr. 3-40 to 194 (-40 to 90)
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