Concrete and Mortar 
Exterior Waterproofing 
Professional Sealants 
Roof Waterproofing 
Substructure Waterproofing 
Tiling and Grouting 
Water Tanks and Other Areas 
Wet Areas 
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| PROPERTIES | STANDARD | RESULTS |
|---|---|---|
| Appearance | Visual | Off White Powder |
| Colour | Visual | Off White |
| Setting Time(hrs/min) | 3:10 | |
| Bulk Density (g/cc) | ASTM D 7481-18 | 1.44 |
| Pot Life (minutes) | ISO 13007-3-2010 | 20 |
| Tack Free Time (minutes) | ASTM C 679-2015 | 40 |
| Dry Shrinkage (%) | ASTM C 157-2017 | 0.002 |
| Pull off Adhesion (N/mm2) | ASTM D 7234-2021 | 0.44 |
| Water Absorption @ 15 min - ml | Karsten Tube | 1.2 |
| Water Absorption @ 30 min - ml | Karsten Tube | 3.6 |
| Water Absorption @ 60 min - ml | Karsten Tube | 5.5 |
| Water Absorption @ 4 Hrs - ml | Karsten Tube | 9.6 |
| Mix Density (g/cc) | 1.52 |
- To fill static cracks of 3 to 5 mm
- To level undulation on unplastered or plastered ceilings and walls prior to painting
- To provide smooth finish to brick, stone, and concrete
FAQ
What is Trubuild Crack Filler CFP-525?
Trubuild Crack Filler CFP-525 is a cementitious powder mixed with water to prepare an easy-to-use mortar for filling and repairing cracks or gaps in masonry and concrete surfaces.
What type of cracks can be repaired using Trubuild Crack Filler CFP-525?
Trubuild Crack Filler CFP-525 is suitable for filling static, non-structural cracks of up to 5mm width in walls, ceilings, floors, and other cement-based surfaces before painting or other finishes.
What are the key features of Trubuild Crack Filler CFP-525?
Trubuild Crack Filler CFP-525 is a fast-setting, shrinkage-compensated powder that provides excellent adhesion, compressive strength, and a smooth finish. It is easy to mix and apply with minimal wastage.
How is Trubuild Crack Filler CFP-525 applied?
The powder is mixed with clean water to a smooth, trowelable consistency. The crack is then filled flush with the surface using a putty knife or trowel, and finished to match the surrounding area.
What is the mixing ratio for Trubuild Crack Filler CFP-525?
Approximately 3 parts of Trubuild Crack Filler CFP-525 powder is mixed with 1 part of clean water by volume to get a consistency suitable for application. Avoid making a very wet mix.
What surface preparation is needed before applying Trubuild Crack Filler CFP-525?
The crack should be cleaned of dust, loose particles, oil or grease. Dampen the crack with clean water prior to filling for better adhesion. Allow any running water to stop.
How long does Trubuild Crack Filler CFP-525 take to dry?
The crack filler dries to touch within 30 minutes and hardens in about 60 minutes under normal conditions. However, allow 24 hours curing time before applying paint or other toppings.
Can Trubuild Crack Filler CFP-525 be used for exterior wall cracks?
Yes, Trubuild Crack Filler CFP-525 can be used for filling cracks on both interior and exterior masonry or concrete walls. Its durable properties make it suitable for outdoor environments too.
Is Trubuild Crack Filler CFP-525 suitable for filling floor cracks?
While Trubuild Crack Filler CFP-525 can be used for filling static cracks in floors, for areas subject to heavy traffic or movement, the use of specialized flexible fillers or sealants is recommended instead.
What is the coverage of Trubuild Crack Filler CFP-525?
The coverage depends on the size of the crack. As a guide, 1kg of Trubuild Crack Filler CFP-525 powder can fill approximately 75 running meters of a 5mm x 5mm crack section.
