Can You Apply Concrete Hardener on Old Floors? (A Guide to Floor Restoration)
Concrete floors are common in factories, shops, warehouses, and even homes thanks to their strength and affordability. But over time, they wear down—cracking, dusting, or eroding due to movement, spills, and temperature changes. Naturally, the big question appears: Can concrete hardener be applied on old floors?
This guide simplifies everything—how floor hardeners work, which types suit restoration, and why brands like Asianbond remain among India’s top choices for concrete strengthening.
What is a Concrete Hardener?
Concrete hardeners (also called densifiers) are chemical treatments that strengthen the surface of concrete. They penetrate the slab and react with free lime to form a harder, denser surface structure. This reduces dusting, increases abrasion resistance, and extends floor life dramatically. Hardeners come in three primary forms:
- Dry shake powders
- Liquid concrete hardeners
- Chemical admixtures added during mixing
Can Concrete Hardener Be Applied on Old Floors?
Yes. While dry shake hardeners are only suitable for freshly poured concrete, liquid concrete hardeners work exceptionally well on old, worn-out floors. These liquids seep deep into the surface, close pores, and strengthen the slab without requiring replacement.
With proper surface preparation, liquid concrete hardener restores old factory floors, shops, garages, homes, and storage areas efficiently and economically.
Types of Concrete Hardener for Floor Restoration
- Dry shake hardener: Applied on fresh concrete; not ideal for old floors.
- Liquid concrete hardener: Sodium silicate or reactive chemical formulations applied by roller or sprayer. Perfect for old slabs and paver or brick areas.
- Chemical admixture hardeners: Added into mixes for new construction; some Indian brands offer modified versions for specific uses.
Asianbond: The Best Concrete Hardener in India
Asianbond is widely recognized as one of India’s top concrete hardener manufacturers. Their ISO-certified products serve flooring, masonry, paver block manufacturing, and restoration with exceptional results. They offer:
- Liquid hardeners for brickwork and resurfacing
- Dry shake hardeners for industrial flooring
- Chemical admixtures for stronger mixes
- Technical assistance and reliable distribution across India
Benefits of Applying Concrete Hardener on Old Floors
- Restores and strengthens worn-out surface layers
- Improves abrasion resistance for high-traffic areas
- Reduces dusting and surface cracking
- Cost-effective alternative to replacing floors
- Creates a denser finish for improved slip resistance
How to Apply Concrete Hardener on Old Floors
- Surface Cleaning: Remove grease, oils, dust, and loose particles using industrial cleaners.
- Repair Cracks: Patch visible cracks or damaged sections before hardener application.
- Choose Liquid Hardener: Ideal for old surfaces; penetrates easily.
- Apply Evenly: Use a sprayer or roller; keep the surface wet for 30 minutes to allow deep penetration.
- Cure Properly: Let the surface react for 24–48 hours; keep slightly damp for proper bonding.
- Optional Finishing: Buffing or sealing can increase shine and protection.
Concrete Surface Hardener Price and Bulk Buying
Prices vary by brand, quantity, and chemical type. Asianbond provides budget-friendly rates with bulk order options—ideal for factories, commercial spaces, and large facilities. Buying in bulk reduces cost per square foot and ensures consistent supply.
Concrete Hardener for Paver Blocks and Bricks
Liquid hardeners work excellently on paver blocks and bricks by sealing pores and preventing weather damage. Asianbond’s formulation enhances surface bonding, reduces dusting, and improves lifespan even under harsh outdoor conditions.
Floor Hardener Chemicals for Factory Use
Industrial floors need chemical-resistant, impact-resistant surfaces. Asianbond’s non-metallic floor hardener formulas withstand:
- Heavy machinery movement
- Oil and chemical spills
- High foot and equipment traffic
- High-abrasion environments
Finding a Concrete Hardener Supplier Near Me
Due to rising demand, many regional suppliers stock Asianbond concrete hardeners. Searching online helps locate nearby distributors offering fast delivery and expert guidance.
Choosing the Best Concrete Hardener
- Choose ISO-certified brands like Asianbond
- Match product type to surface condition (new vs old)
- Select based on environmental exposure
- Ensure ease of application
- Opt for reputable admixture manufacturers in India
Asianbond consistently ranks among India’s most trusted concrete hardener brands, offering durable performance, reliable support, and cost-effective solutions for both old and new flooring.