
Mapei
PRIMER R30
One-component, fast-drying polyurethane primer for overlays and overlaps of polyurethane-based products
SKU: MAPEI-PRIMER-R30-893
About this itemMAPEI CERTIFIED
- Density: 1.01 g/cm³ (ISO 1675) FAST-DRYING
- Viscosity: 400 mPa·s (ISO 2555) ONE-COMPONENT
- Dry solids content: 70-75% (ISO 1768) MOISTURE-CURING
- Drying time: 35-40 minutes MAPEI CERTIFIED
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Uses & Advantages
Primary Uses
- Adhesion promoter for overlays and overlaps of polyurethane and polyurea-based waterproofing membranes
- Reactivation of primers and waterproofing membranes that have exceeded the recoat time
- Adhesion promoter for bituminous membranes
Key Advantages
- Fast-drying formula for efficient application
- Enhances adhesion on various substrates, including polyurethane and polyurea membranes
FEATURES & BENEFITS
Density
1.01 g/cm³ (ISO 1675)
Viscosity
400 mPa·s (ISO 2555)
Dry solids content
70-75% (ISO 1768)
Drying time
35-40 minutes
Recoat time
1-24 hours
Application temperature
+5°C to +35°C
Maximum room humidity
Approx. 80%
Maximum substrate humidity
Approx. 4%
Primer R30 is a fast-drying, solvent-based polyurethane primer designed to enhance adhesion in overlays and overlaps of polyurethane and polyurea-based waterproofing membranes. Developed in MAPEI's R&D laboratories, this one-component, moisture-curing primer is ideal for professional use in various construction applications, ensuring strong and reliable adhesion.
Key Specifications
Consumption0.050.1 kg/m²
Packaging10 kg metal cans
Shelf life12 months in original packaging
Storage temperature+5°C to +35°C
Certified standard values under UAE climate conditions.
DOWNLOADS & DATA SHEETS
Key Performance Benefits
Density
1.01 g/cm³ (ISO 1675)
Viscosity
400 mPa·s (ISO 2555)
Dry solids content
70-75% (ISO 1768)
Drying time
35-40 minutes
Recoat time
1-24 hours
Application temperature
+5°C to +35°C
Storage & Handling Guidelines
- Store in original unopened container in cool, dry indoor conditions.
- Keep away from direct sunlight, rain, and extreme heat.
- Shelf life is 12 months when stored properly between +5°C and +35°C.

Why Buy From pilehead.com?
Genuine Mapei Product
Competitive UAE Pricing
Bulk Order Support
Fast Jobsite Delivery
FREQUENTLY ASKED QUESTIONS
The consumption rate of Primer R30 is approximately 0.05-0.1 kg/m².
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