About SIKA CHAPDUR IN
91 000 74051 Sika Chapdur (IN) is a one-part, premixed, coloured mineral dry-shake hardener used for concrete floors. When broadcast and worked into fresh concrete, it creates an extremely hard-wearing, abrasion-resistant, dust-proof surface. Ideal for areas subject to heavy mechanical wear like warehouses, parking lots, factories, service stations, public floors, and more.
Key Features & Benefits
Ready to use; simple application method.
High wear resistance & impact resistance.
Dust-proof surface; easy to clean.
Non-metallic, rust-free formula.
Increased resistance to oils and grease.
Q1. What is the coverage of one 30 kg bag?
A: For heavy duty (~5.5-6.0 kg/m), one 30 kg bag will cover approximately 5 to 5.5 m. For lighter duty, higher coverage.
Q2. Can I apply this on any concrete/slab?
A: The substrate concrete must be good quality, fully compacted, with slump in the range ~75-110 mm. Compressive strength of the concrete should be at least ~20 N/mm. Surface should be clean and free of weak laitance.
Q3. How long before the floor can be used?
A: Foot traffic after ~72 hours; full service (heavier loads) after ~7 days, when fully cured.
Q4. Is this product suitable where oil / grease / chemical spillage happens?
A: Yes the product has increased resistance to oils and grease. However, frequent cleaning and maintenance are needed.
Q5. What precautions should I take during application?
A:
Do not apply in strong wind or excessively dry air.
Do not add water over the dry shake once applied.
Spread in two stages for better blending: first ~60% then ~40%.
Use proper finishing tools (trowels, power trowels) to compact and smooth.
Cure immediately after finishing, protect from rain or contamination.