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Premium Lithium Concrete Densifier

Concrete Shield™ Premium Lithium Densifier is a high-performance concrete densifier for premium polished concrete floors. It hardens and densifies the surface while supporting a refined polished finish, making it ideal for residential interiors, retail floors, showrooms and decorative concrete.

Information

Polished Concrete: Apply Concrete Shield™ Premium Lithium Densifier by spray or squeegee between grinding stages. For best results, apply twice: once early and again later in the grinding process. Do not apply during the final polishing stage.

Surface Hardening: Apply one uniform undiluted coat at approximately 5–8 m²/L depending on concrete porosity. Scrub into the surface with a stiff broom or floor-scrubbing machine for approximately 30 minutes until the surface feels slippery. Lightly mist with water and continue working for 10–20 minutes. Remove excess material using a squeegee and wet vacuum. Do not allow the product to pond or dry on the surface.

Porous or rough concrete may require a second application after approximately 2–4 hours. Allow approximately 4–6 hours before returning the floor to service.

New Concrete: Apply evenly at the recommended rate, preferably 7–14 days after placement. Avoid application to concrete less than 3 days old, as excess moisture can reduce penetration.

Where pinholes or surface imperfections are exposed during grinding, use Concrete Shield™ Grout 1000. After densification and polishing, finish with Natural Look Enhancer for a natural appearance or Wet Look Enhancer for deeper colour enhancement.

Material

Lithium Silicate Concrete Densifier with Penetrating Additives

Advantages


  • Premium lithium silicate concrete densifier
  • Water-based penetrating formulation
  • Hardens and densifies concrete surfaces
  • Improves abrasion and wear resistance
  • Helps reduce concrete surface dusting
  • Designed for polished concrete systems
  • Assists development of a high-quality polished finish
  • Suitable for progressive grinding and polishing
  • Suitable for new and existing concrete
  • Colourless and odourless
  • Suitable for interior and exterior concrete
  • Ideal for residential, commercial and decorative polished floors

Product Application

Polished Concrete: Apply by spray or squeegee between grinding stages. For best results, apply once early and again later in the grinding process. Do not apply during final polishing.

Surface Hardening: Apply one undiluted coat at approximately 5–8 m²/L depending on porosity. Scrub into the surface for at least 30 minutes until slippery. Lightly mist with water and continue working for 10–20 minutes. Remove excess with a squeegee and wet vacuum. Do not allow material to pond or dry on the surface.

Porous or rough concrete may require a second application after 2–4 hours. Allow approximately 4–6 hours before returning the floor to service.

New Concrete: Apply evenly, preferably 7–14 days after placement. Avoid application to concrete less than 3 days old, as excess moisture may reduce penetration.

During grinding, fill pinholes and surface imperfections with Concrete Shield™ Grout 1000. After densification and polishing, use Natural Look Enhancer for a natural appearance or Wet Look Enhancer for deeper colour enhancement.

Surfaces

Suitable for new and existing concrete surfaces used in polished concrete systems.

Not suitable for natural stone. Do not apply over concrete previously treated with curing compounds or membrane-forming sealers unless they have been completely removed.

Concrete Shield™ Premium Lithium Densifier will not restore badly deteriorated or disintegrating concrete and may not perform effectively on lightweight, extremely porous or severely worn concrete.


Specifications

Feature
Specification
Appearance
Colourless, odourless liquid
Abrasion resistance
>30% (Taber abrader wheel H22/1000g/500 cycles)
Moisture loss
Reduced by a minimum of 85% during initial 24 hrs
Water-Based
Yes

Pack Sizes

15L


FAQs

What does a lithium concrete densifier do?

Lithium densifier penetrates concrete and reacts within the surface to increase hardness, improve abrasion resistance and reduce dusting.

Why use lithium densifier for polished concrete?

Lithium silicate is well suited to polished concrete systems, helping create a hard, dense surface capable of developing a high-quality polished finish.

What is Premium Lithium Concrete Densifier?

Concrete Shield™ Premium Lithium Densifier is a water-based lithium silicate treatment with penetrating additives for hardening and densifying concrete.

What is the difference between lithium and potassium/lithium densifier?

Premium Lithium is designed for high-quality polished concrete systems. Potassium/Lithium Densifier is an economical choice for general hardening, dustproofing and larger concrete floors.

When is lithium densifier applied during polishing?

Apply during the grinding process. For best results, apply once early and again later in the grinding sequence. Do not apply during the final polishing stage.

Can it be used on existing concrete?

Yes. It can be used on suitable new or existing concrete that is clean, prepared and able to absorb the densifier.

Is lithium densifier a concrete sealer?

It is a densifier that reacts within concrete to increase surface density and hardness rather than forming a conventional surface coating. 

How much lithium densifier do I need?

Typical coverage is approximately 5–8 m²/L depending on concrete porosity and condition.

Can it be used indoors and outdoors?

Yes. It is suitable for interior and exterior concrete surfaces


Downloads

Technical Datasheets

Concrete Shield™ Premium Technical Data Sheet

Safety Datasheets

Concrete Shield™ Premium Safety Data Sheet

Resources

How to Prepare Concrete for Floor Coatings and Polishing
How Concrete Densifiers Work: Potassium vs Lithium
How to Grout Pinholes and Voids in Polished Concrete
Concrete Enhancer vs Penetrating and Film-Forming Sealer
How to Clean and Maintain Polished Concrete Floors