Sikaflex NP 2 Tint Base 1.5 gallon. Multi-component non-sag polyurethane for interior and exterior expansion joints. Add a Sikaflex-900 color pack.
Sikaflex NP 2 is a multi-component, non-sag polyurethane joint sealant for interior and exterior expansion joints, above and below grade. This 1.5 gallon Tint Base unit takes a Sikaflex-900 color pack. Working time is about 1.5 to 2.5 hours at 73 F (about 3 hours at 40 F, about 1 hour at 100 F). Full cure is about 3 days at 73 F. Apply at 40 to 100 F. Green concrete 24 hours after the pour. Damp concrete 1 hour after it gets wet. It is not one-component Sikaflex NP 1.
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sikaflex NP 2 |
| Color | Tint Base |
| Pack | 1.5 gal unit in 2 gal pail |
| Type | Multi-component non-sag polyurethane |
| Working time | 1.5 to 2.5 hours at 73 F |
| Full cure | 3 days at 73 F |
| Apply | 40 to 100 F |
| Green concrete | 24 hours after pour |
| Movement | ±50% |
| Color-pak | Sikaflex-900 required |
Product documents: Sikaflex NP 2 PDS (PDF)
What pack?
1.5 gallon Tint Base. Add one Sikaflex-900 color pack. Pre-tinted Limestone is listed separately.
Working time?
About 1.5 to 2.5 hours at 73 F, about 3 hours at 40 F, about 1 hour at 100 F.
Green or damp?
Green: 24 hours after the pour. Damp: 1 hour after it gets wet.
Is this NP 1?
No. NP 2 is multi-component. One-component NP 1 is listed separately.
Who makes it?
Sika.
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