LacoPrimeFix
LacoPrimeFix
LacoPrimeFix
Block jointing mortar is a special AAC adhesive designed for bonding modern building blocks together using a polymer-modified formula. Our black joint mortar is a ready-to-use mix that contains engineered polymers and additives that make strong, long-lasting bonds between blocks. Our black joint mortar doesn’t deliver a strong foundation; it offers trust and security that you can rely on
Area of Application
For fixing large format tiles, vitrified, porcelain, and wall tiles on internal and external areas, including demanding applications.
Benefits
- High bond strength and excellent performance
- Reduced slip (anti-sag) for wall tiles
- Extended open time for large tiles
- Better workability and site control
- Suitable for heavy-duty and premium applications
Curing
- No water curing required
- Protect from rain, water, and extreme heat for first 24 hours
Coverage:
- Approx. 40–50 sq.ft per 20 kg bag @ 3 mm thickness
Technical Specifications:
- Appearance: Grey powder
- Application thickness: 2–5 mm
- Pot life: ~2–3 hours
- Open time: ~30–40 minutes (extended)
- Compressive strength (28 days): >10 MPa
- Adhesion strength: ≥1.0 MPa (improved class)
- Features: Reduced slip (T), Extended open time (E)
Package:
- 20 kg bags (standard)
- 40 kg bags (on special requirement)
Shelf Life and Storage:
- Shelf life: 12 months from date of manufacture (unopened)
- Store in a cool, dry place, away from moisture and direct sunlight