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Sika Sikaflex NP 1 Grey 10.1oz Cartridge 805598
Sikaflex NP 1 Grey is a one-component polyurethane in a 10.1 oz cartridge. It seals expansion joints in precast, panel walls, and storefronts and typically bonds without a primer.
- Grey 10.1 oz cartridge for expansion joints and storefronts
- Meets VOC requirements in all 50 states
- 15-month cartridge shelf life
$7.93
Availability:
In stock
( 63 Available )
Sikaflex NP 1 Grey
Sikaflex NP 1 is a one-component moisture-curing polyurethane joint sealant. This Grey 10.1 oz cartridge (part 805598) is for expansion joints in precast, panel walls, and storefront assemblies. It holds plus or minus 35% movement, meets VOC rules in all 50 states, and typically bonds without a primer. Peel adhesion is 30 lb (ASTM C794) when immersion priming is followed.
Key Features
- One-component moisture-curing polyurethane
- Grey 10.1 oz cartridge, part 805598
- Meets VOC requirements in all 50 states
- Peel adhesion 30 lb (ASTM C794)
- No sag at 120 F (ASTM C639)
- 15-month cartridge shelf life
Applications
- Expansion joints in precast units and panel walls
- Storefront assemblies
- Masonry, stucco, and natural stone
- Interior and exterior joints in all climates
Technical Specifications
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sikaflex NP 1 |
| Part no. | 805598 |
| Unit | 10.1 oz cartridge |
| Color | Grey |
| Movement | +/- 35% (ASTM C719) |
| Peel adhesion | 30 lb (ASTM C794) |
| Sag | No sag at 120 F (ASTM C639) |
| VOC | Meets all 50 states |
| Shelf life | 15 months (cartridge) |
Product documents: Sikaflex NP 1 Product Data Sheet (PDF)
Frequently Asked Questions
What precast work uses Sikaflex NP 1 Grey?
Expansion joints in precast units, panel walls, storefronts, masonry, stucco, and natural stone. Wide temperature range for all climates.
What size is Sikaflex NP 1 Grey?
The cartridge is 10.1 oz (300 ml), part 805598.
What VOC rules does Sikaflex NP 1 Grey meet?
VOC requirements in all 50 states. No mixing; one-component moisture-cure polyurethane.
What peel adhesion does Sikaflex NP 1 Grey show?
30 lb (ASTM C794), and it passes C794 after UV through glass when immersion priming is used. Concrete and aluminum for immersion are primed with the matching Sikaflex primer.
What sag does Sikaflex NP 1 Grey show?
No sag in vertical displacement at 120 F (ASTM C639). Extrudability passes ASTM C603 at 3 seconds.
What cartridge shelf life does Sikaflex NP 1 Grey have?
15 months in original unopened packaging. Store away from heat and direct sunlight; elevated temperature shortens shelf life.
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