NuFlex® 319 Silicone Sealant

Product # 9430011

For glazing applications

NuFlex® 319 Glazing Silicone Sealant is a one-part, high-modulus, non-corrosive, and moisture-curing 100% silicone sealant. Superior adhesion to most construction materials without primer. Cures to form a flexible, watertight bond to glass, plastic, metal, concrete and masonry, and factory- and field-installed metal building systems.

ADVANTAGES AND BENEFITS

- Primerless and non-corrosive with a non-offensive odor
- All season gunnability from -37 °C to 60 °C (-38 °F to 140 °F)
- Durable and unaffected by sunlight, rain, freeze/thaw conditions, ozone or airborne chemicals
- Long life: cured sealant remains permanently flexible and will not shrink, crack, dry out or become brittle
- 100% silicone
- 100% RTV
- 50-year durability
- Excellent multipurpose neutral cure
- Adheres to many porous substrates

TECHNICAL SPECIFICATIONS

Product #
9430011
Brand
Nuco
Finish/Color
Translucent
Base
100% RTV Silicone
Optimal Adherence to
Concrete, Glass, Plastic, Brick, Steel
Features
Heavy-Duty, Low Odor, Neutral Cure, Weatherproof, Good Cold Flexibility
Tack-Free / Skin Over Time
25 minutes
Tooling Time
4 to 8 minutes
Packaging Specifications
Plastic Cartridge
VOC Concentration (EPA Method 24)
26 grams per liter
Recommended Use
Interior, Exterior, Aluminum Windows, Vinyl/PVC Windows, Glass
Volume
300 ml
Freeze/Thaw Stability
Stable
Standards and Certifications
ASTM C920, CAN/CGSB-19.13-M87

APPLICATION

NuFlex® 319 is a conventional glazing weather sealant used for sealing windows, doors, metal building flashings, eaves, troughs, and fittings. Also for use as the primary seal/bedding compound in factory-made windows.

IMPORTANT INFORMATION

All joints and glazing pockets should be free of dirt, grease, oil, moisture and old sealants or glazing compounds.

Can be used with some vinyls. Test before using.

Limitations:
In confined cure conditions, NuFlex® 319 may discolour brass, copper or other sensitive metals and stress craze polycarbonate.