BETOPRIME SB

BETOPRIME SB is a solvent-based bituminous liquid primer designed to seal porous concrete surfaces. It penetrates concrete pores to promote a high-strength bond for subsequent modified bitumen membranes.

Product Overview

Bitumen Primer - Water-Based & Solvent-Based belongs to the Waterproofing Primers, Membranes & Protection Boards family. It is intended for concrete and screed, masonry, metal details where approved and roof and foundation substrates. Final product selection must account for substrate condition, exposure, application method and compatibility with adjoining layers. BETOPRIME SB is a solvent-based bituminous liquid primer designed to seal porous concrete surfaces. It penetrates concrete pores to promote a high-strength bond for subsequent modified bitumen membranes.

Best-fit Applications

• Concrete and screed
• Masonry
• Metal details where approved
• Roof and foundation substrates

Technical Benefits

• Improves wetting and bond consistency
• Water- and solvent-based options
• Supports cleaner membrane installation

Technical & Performance Specifications

Physical Property	Declared Performance Value	Test Standard
Appearance	Black liquid	Visual
Density	0.85 - 0.95 g/cc	ASTM D1475
Solid Content	> 40%	ASTM D1644
Flash Point (COC)	>= 40°C	ASTM D92
Application Temperature	5°C to 45°C	-
Solubility in Trichloroethylene	>= 99%	ASTM D4

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Application Guidelines & Installation Method

Step 1: Stir primer thoroughly before use.

Step 2: Apply the primer evenly using a brush or roller.

Step 3: Apply uniformly to both horizontal and vertical surfaces.

Step 4: Ensure complete and consistent coverage of the substrate.

Step 5: Recoat areas that appear lighter or insufficiently covered.

Step 6: Allow the primer to dry until it is tack-free.

Standard Compliance

Conforms to ASTM, BS EN, and local municipality green building regulations. Verified through independent laboratory testing and certified project listings.