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Sika Sikaflex NP 1 Medium Bronze 10oz Cartridge
Sikaflex NP 1 Medium Bronze is a one-component polyurethane in a 10 oz cartridge. It seals expansion joints in panel walls, precast, and masonry and typically bonds without a primer.
- Medium Bronze 10 oz cartridge for expansion joints
- Not for swimming pools or strong oxidizers
- Submerged water cannot stay above 120 F
$7.93
Availability:
Out of stock
Sikaflex NP 1 Medium Bronze
Sikaflex NP 1 is a one-component moisture-curing polyurethane joint sealant. This Medium Bronze 10 oz cartridge is for expansion joints in panel walls, precast, and masonry. It holds plus or minus 35% movement and typically bonds without a primer on concrete and masonry. It is not for swimming pools or strong oxidizers, and submerged water cannot stay above 120 F.
Key Features
- One-component moisture-curing polyurethane
- Medium Bronze 10 oz cartridge
- Plus or minus 35% movement (ASTM C719)
- Not for swimming pools or strong oxidizers
- Submerged water cannot stay above 120 F
- No contact with oil-based caulk or uncured silicone
Applications
- Expansion joints in panel walls and precast
- Masonry joints above and below grade
- Interior and exterior joints in all climates
- Moving joints that are not pool or oxidizer service
Technical Specifications
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sikaflex NP 1 |
| Unit | 10 oz cartridge |
| Color | Medium Bronze |
| Movement | +/- 35% (ASTM C719) |
| Service temperature | -40 F to 180 F |
| Submerged water | Not above 120 F |
| Pools / oxidizers | Not for swimming pools |
| Shelf life | 15 months (cartridge) |
Product documents: Sikaflex NP 1 Product Data Sheet (PDF)
Frequently Asked Questions
What size is Sikaflex NP 1 Medium Bronze?
The cartridge is 10 oz.
What pool limit does Sikaflex NP 1 Medium Bronze have?
Not for swimming pools or other submerged conditions with strong oxidizers.
What submerged-water temperature does Sikaflex NP 1 Medium Bronze allow?
Water cannot stay above 120 F in submerged service. Immersion still waits 21 days at 70 F.
What oil-based caulk contact does Sikaflex NP 1 Medium Bronze allow?
None. It cannot contact oil-based caulk, uncured silicone or hybrid sealants, polysulfides, or fillers impregnated with oil, asphalt, or tar.
What expansion-joint work uses Sikaflex NP 1 Medium Bronze?
Panel walls, precast units, and masonry. Interior or exterior, above or below grade, in all climates.
What climates does Sikaflex NP 1 Medium Bronze cover?
A wide application range covers all climates. Below freezing is allowed only if the substrate is completely dry, free of moisture, and clean.
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