What is concrete grinding used for?

Concrete grinding prepares floor surfaces for coatings, sealers, polished concrete, vinyl, tiles and other floor coverings. It removes contaminants, corrects flatness issues and creates the surface texture (CSP) that floor systems need to bond properly.

Can you grind my garage floor for epoxy?

Yes — garage floor preparation for epoxy is the most common residential service. Diamond grinding to CSP 3–5, crack repair, moisture and pH testing, handover ready for flake flooring or epoxy coating.

How long does concrete grinding take?

A standard double garage typically takes half a day to a full day depending on slab condition and what's being removed. Larger commercial floors are planned to project timelines.

Do you remove tile glue and old coatings?

Yes. Mechanical diamond grinding strips tile adhesive, carpet glue, failed epoxy coatings, paint and curing compounds completely. No chemical strippers used.

What's the difference between grinding and shot blasting?

Diamond grinding uses rotating abrasive discs for CSP 1–3 (thin coatings, polish, floor coverings). Shot blasting fires steel shot at the surface for CSP 4–6 (high-build epoxy, industrial resin). The method depends on the floor system being installed.

Concrete Grinding & Floor Preparation Experts

Q: Is concrete grinding dusty?

Not when done properly. Ultimate Floors uses H-Class (HEPA H13-rated) dust extractors matched to every grinder, plus A2000 air cleaners in the work area. This meets Queensland's silica dust control regulatory requirements.

Australian Standards

HEPA H13 Dust Control

40+ Years Flooring Experience

Specialist Equipment & Tooling

What We Grind Floors For

Coating & Epoxy Prep

Diamond grinding or shot blasting to achieve CSP 3–5 for epoxy flooring, polyaspartic, polyurea and high-build resin systems. Includes moisture and pH testing, crack repair and contamination removal before any resin goes down.

View Epoxy Systems →

Floor Covering Prep

Removing old tile adhesive, carpet glue, failed coatings and curing compounds. Grinding the slab flat and clean for vinyl plank, LVT, hybrid, ceramic and carpet installation. Flatness correction to prevent lippage and telegraphing.

Full Preparation Methods →

Polished Concrete Prep

Initial grind to open the slab surface for grind-and-seal, honed concrete and Husqvarna HiPERFLOOR mechanical polish systems. Aggregate exposure control from surface polish through to full stone reveal.

View Polished Concrete →

Concrete Grinding That Sets Up Every Floor System to Succeed

Concrete grinding isn't just a "first step" — it's the decisive factor that gives coatings and flooring adhesives the ability to bond securely as manufacturers intended. We create the exact surface texture — the Concrete Surface Profile (CSP) — that each coating, adhesive or sealer specifies for long-term adhesion. We're not running a grinder over the slab like mowing the grass. We are preparing standards-compliant, ready-to-lay concrete floors for coatings trades and flooring installers.

Why Preparation Quality Determines Floor Performance

When surface preparation is done poorly or skipped, coatings peel, floor coverings lift and the rectification work costs more than doing the job correctly the first time. If an existing coating is bubbling or delaminating, re-coating over it simply traps the problem underneath — the concrete never had the mechanical key needed for a proper bond.

The final floor's appearance and durability always reflect the slab beneath. Floor flatness is a major factor — large-format tiles require a flat, corrected substrate to avoid lipping, and vinyl plank or hybrid flooring is just as dependent on a smooth, well-prepared base to prevent ridges telegraphing through. For resin coatings, the surface profile and cleanliness of the concrete determines whether the system bonds mechanically or fails within months.

We check moisture levels, pH and alkalinity before any floor system goes down. Cracks are chased and filled, divots repaired, high spots reduced and contaminants removed. These checks aren't optional — they're specified by Australian Standards and every floor system manufacturer we work with.

Coatings That Peel or Blister

The Issue: Garage epoxy peeling under car tyres and roller door openings, warehouse coatings blistering where forklifts travel, or shop floor coatings failing after a few months.

The Fix: Diamond grinding removes contaminants (floor glues, sealers, weak laitance) and creates the mechanical "key" coatings need to grab. If the surface isn't prepared to the correct CSP, no coating — cheap or expensive — will bond long-term.

Uneven Floors & Lippage

The Issue: High spots at slab joints, dips near drains and rough transitions that cause trip hazards, make vinyl floors ripple, or stop tiles sitting flat.

The Fix: Precision grinding reduces high spots and improves flatness. For tiles, vinyl planks and hybrid flooring, flatness matters as much as texture. Corrected substrates deliver better finishes and longer-term performance.

Leftover Glue, Paint & Old Coatings

The Issue: Tile adhesive, carpet glue, failed epoxy, or old paint contaminating the slab. New flooring installed over this fails quickly.

The Fix: Mechanical grinding strips contamination completely — no chemicals, no shortcuts. The new floor system gets clean, correctly profiled concrete that's ready to bond.

Equipment & Dust Control

We operate a full fleet of Husqvarna planetary grinders matched to H-class HEPA dust extractors on every job. Our A2000 air cleaners run alongside the grinders to capture airborne silica dust — a requirement under Queensland's workplace health and safety regulations. Dust control isn't an add-on; it's costed into every project because it's the only responsible way to operate.

For detailed information on all our preparation methods — including shot blasting (CSP 4–6), scarifying (CSP 7–9), floor levelling, moisture barriers and substrate treatments — see our comprehensive floor preparation guide.

Floor Preparation Methods & Standards →

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Select Your Concrete Grinding Service Region

Choose your area for local service information and to request a quote.

Brisbane

Redcliffe and Moreton Bay concrete grinding

Redcliffe & Moreton Bay

Sunshine Coast

Toowoomba

Common Floor Finishes We Prepare With Concrete Grinding

Concrete grinding is the base work before most flooring systems go down. These are the finishes we’re most often preparing slabs for across South-East Queensland.

Epoxy & resin floor systems
Protective concrete coatings
Internal & external floor tiling
Moisture barriers & waterproofing membranes
Floor levelling screeds & patch repairs
Hybrid / floating flooring systems
Vinyl sheet & carpet installations
Engineered & solid timber flooring
LVT & plank-based flooring

Concrete Grinding Process

Assess & Plan

Inspect slab condition, existing coatings, flatness and moisture risk. Confirm the CSP range required for your floor system.

Equipment Setup

Match diamond tooling and grinder size to the slab. Connect HEPA dust extraction and deploy A2000 air cleaner.

Grind & Profile

Progressive passes to achieve uniform surface profile. Contamination removal, high-spot reduction and flatness correction.

QA & Handover

Vacuum clean, moisture and pH checks. Slab signed off as ready for the nominated floor system — coating, covering or polish.

Specialised Surface Preparation Equipment

Husqvarna and Blastrac grinding, blasting and dust-control systems selected to meet CSP requirements, air quality and site compliance on every project. We rely on Husqvarna construction equipment for consistent, high-spec concrete grinding performance.

Floor Machines Dust Extraction Air Filtration

Husqvarna PG 280 edge concrete grinder for tight access floor preparation — PG 280 – Edge & tight areas

Husqvarna PG 400 grinder for heavy coatings removal — PG 400 – Heavy coatings

Husqvarna PG 530 planetary grinder for residential and commercial concrete floors — PG 530 – Residential & commercial

Husqvarna PG 680 industrial concrete grinder for large area preparation — PG 680 – Large areas

Husqvarna PG 690RC remote-controlled concrete grinder for high productivity grinding — PG 690RC – Remote grind

Husqvarna PG 820 planetary grinder for industrial CSP 5–6 profiles — PG 820 – Industrial

Blastrac 8DEZ compact shot blaster for coatings removal and concrete profiling — 8DEZ – Compact blaster

Blastrac S30 shot blaster for CSP 4–6 concrete surface profiling — S30 – Shot blaster

Blastrac BMP-265 scarifier for deep CSP 7–9 concrete surface preparation — BMP-265 – Scarifier

Terminator 400 concrete grinder with adjustable grinding pressure — Terminator 400 – Adjustable-pressure grinder

Husqvarna S13 compact H-class extractor for edge grinding and tight areas — S13 – Compact H-class

Husqvarna S26 H-class vacuum for concrete dust extraction and coatings removal — S26 – Site extractor

Husqvarna S36 high-airflow dust extractor for industrial concrete floor preparation — S36 – High airflow

Husqvarna DE 130 H-class dust extractor for concrete grinding — DE 130 – H-class

Husqvarna T7500 industrial three-phase dust extractor for heavy concrete grinding — T7500 – 3-phase industrial

Husqvarna W70P wet vacuum for slurry control during concrete grinding and cutting — W70P – Wet vac & slurry

Husqvarna A25 HEPA air cleaner for indoor concrete grinding dust control — A25 – Room air cleaner

Husqvarna A100 HEPA air scrubber for airborne dust management — A100 – Air scrubber

Husqvarna A2000 industrial HEPA air cleaner for large area floor preparation — A2000 – Large-area unit

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Concrete Grinding Project Galleries

Explore residential, commercial, and technical floor preparation work completed across South-East Queensland.

Residential Commercial Technical

Concrete grinding for tile-ready surface – Sunshine Coast — Grinding for tile-ready surface – Sunshine Coast

Before concrete grinding – residential renovation Sunshine Coast — Before grinding – renovation Sunshine Coast

After floor flattening – concrete grinding Sunshine Coast — After floor flattening – Sunshine Coast

Concrete grinding before Cover Crete finish — Grinding before Cover Crete finish

Floor with tile glue before grinding — Before – tile glue removal

After grinding tile glue from floor — After – glue completely removed

Garage floor after grinding ready for epoxy — After – garage ready for epoxy

Before grinding – carpet glue commercial shop — Before grinding – carpet glue on floor

After grinding carpet glue commercial floor — After grinding – surface clean

Concrete grinding for LVT commercial — Grinding prep for LVT installation

Commercial grinding remove coatings — Grinding off old coatings

Showroom floor grinding Toowoomba — Showroom floor – Toowoomba

Concrete grinding walkway for epoxy — Walkway preparation for epoxy

Before heavy concrete grinding commercial office — Before heavy grinding – office floor

After heavy concrete grinding office fitout — After heavy grinding – fit-out floor leveled

Bathroom floor grinding to achieve falls to waste — Grinding to create falls to floor wastes

Floor grinding near drain waste — Precision grinding around waste outlets

Floor stripping before grinding Moreton Bay — Stripping floor before grinding – Moreton Bay

After priming floor leveller installation — Primed surface ready for leveller

Floor preparation contractor South East Qld — Floor preparation contractor – SE QLD

Husqvarna grinder and vacuum system on site — Husqvarna grinder and vacuum system

Where We Work

From Brisbane to regional Queensland and commercial projects northern NSW — check if we service your area and see minimum project sizes.

15+ Service Regions

SEQ to Regional Qld Coverage Area

Project Services From 15m² minimums

Click to check your region and see eligibility requirements

CONCRETE GRINDING FAQ'S

Concrete Grinding — Frequently Asked Questions

What is concrete grinding?

Concrete grinding uses diamond-embedded tools to remove surface irregularities, coatings and contaminants, producing the correct Concrete Surface Profile (CSP) for coatings, sealers or polished finishes.

When do I need concrete grinding?

Grinding is required before epoxy flooring, to remove old paint or glue, to level uneven slabs, expose aggregate, or repair damaged concrete before applying a new finish.

How is grinding different from polishing?

Grinding prepares the substrate (CSP 1–3) for coatings or sealers. Polishing is a separate refinement process using finer grits (up to 3000 grit) for a high-gloss finish. Most polished concrete begins with grinding as the foundation step.

Which CSP profile do I need?

CSP 1–3: Grinding — for sealers, epoxy primers, flake systems
CSP 4–6: Shot blasting — for high-build resin floors
CSP 7–9: Scarifying — for thick coatings or damaged slabs

Is concrete grinding dusty?

Ultimate Floors uses H-class HEPA dust extraction to capture 99.9% of particles down to 0.3 microns. Grinding is performed dry with minimal airborne dust, compliant with Australian silica control standards.

How long does grinding take?

Approximate durations:
• Single room (20 m²): 2–4 hours
• Double garage (36 m²): 3–6 hours
• 100 m² interior: 1 day
• Large commercial: 1–3 days
Time varies by coating thickness, concrete hardness and number of passes.

Can grinding make my floor level?

Grinding removes high spots and smooths uneven concrete up to ~3 mm. For greater variations, we combine scarifying or planing with patching or leveling compounds to achieve flatness before coating.

Should I grind the floor myself?

DIY grinding often leads to uneven results, excessive dust and coating failure. Professional grinding ensures correct tooling, CSP verification, H-class extraction and surface uniformity — critical for coating adhesion.

What comes after grinding?

Once the surface reaches the target CSP, choose a finishing system:
• Grind & Seal
• Polished Concrete
• Epoxy or Resin Systems

25+ Years in SEQ

QBCC Licensed

H-Class Dust Control

Standards-based CSP

Ready to Get Your Floor Prepared?

Whether it's a single garage or a commercial warehouse, every floor starts with proper grinding. Get a budget estimate or call to discuss your project.

📞 0449 705 005 Floor Prep Budget Calculator →

Concrete Grinding & Surface Preparation Experts