Dow -DOWSIL™ Contractors Paintable Sealant

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This one-part, non-sag, fast-curing, medium movement elastomeric hybrid sealant that is paintable as soon as it is tack free. Meets ASTM C-920 Type S, Grade NS, Class 50, Use T2, NT, M, A, G and O.

Uses:
  • Commercial, light commercial, residential

Category: crack sealants | elastomeric sealants | low VOC sealants...

MasterFormat: Joint Protection | Joint Sealants



Dow
Corporate Center
PO Box 994
Midland, MI 48686
Tel: (586) 496-4000

jlmijal@dow.com

https://www.dow.com/en-us.html

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Overview


DOWSIL™ Contractors Paintable Sealant

This one-part, non-sag, fast-curing, medium movement elastomeric hybrid sealant that is paintable as soon as it is tack free. Meets ASTM C-920 Type S, Grade NS, Class 50, Use T2, NT, M, A, G and O.

Uses:
  • Commercial, light commercial, residential
  • Windows, doors
  • Expansion and control joints
  • Precast concrete panels
  • EIFS, aluminum and masonry and many other construction materials
  • Where paintability is required
Benefits:
  • Hybrid sealant - combined benefits of silicones/polyurethanes
  • Paintable with latex-based paints
  • Primerless adhesion on most common porous/nonporous substrates, including concrete
  • Excellent UV resistance, weathering
  • Low-odor, low-VOC formulation
  • Fast cure
  • Medium movement capabilities (±50% extension/compression)
  • STPE Hybrid technology - Combined benefits of silicones/polyurethanes
  • Non-Yellowing
  • SWRI Validated
  • Wide application/service temperature range
  • Non-staining, non-corrosive
  • Color options

Hybrid technology for a durable construction sealant

DOWSIL™ Contractors Paintable Sealant uses hybrid system technology to combine the benefits of silicone elasticity with the paintability of a polyurethane.


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Specifications

Typical Properties

Adhesion to

Aluminum, Concrete, Steel, Vinyl/PVC-U, Wood

Appearance

Opaque

Chemistry

Neutral

Color

White, Black, Gray, Anodized Aluminum, Limestone, Bronze

Cure System

1-Part Cure

Durometer - Shore A

15 to 25

Flow/Sag (Slump)

< 0.1875” (4.8 mm)

Movement

Medium

Movement Capability

-50 to 50 %

Peel Strength

>20 Lb/Inch

Resistance Type

UV, Weathering, Yellowing

Substrate

Non-porous, Porous

Tack-free Time

<120 Minutes

Where Used

Job Site