Professional Resources

Quick answer: For most Australian hardwoods, use P36–P40 to strip old finish, P60 to remove deep scratches, P80 to smooth, and P100 as your final pass before coating. For softwood (pine), add P120 at the end. Never skip more than one grit. Professional Floor Sanding Grit Sequence Guide for Australian HardwoodsComplete grit progression guide for Spotted Gum, Blackbutt, Ironbark, Brush Box & Tallowwood. Learn the professional approach to progressive sanding with Bona abrasive systems for optimal results.Understanding Grit Progression PrinciplesProfessional floor sanding follows a systematic approach where each grit removes the scratches from the previous grit while creating progressively finer...

Three of the most commonly specified Bona waterborne finishes — here's how they stack up against each other and when to use which. Bona Traffic HD — High Traffic Commercial Bona Traffic HD is a 2-component waterborne polyurethane topcoat designed for high traffic intensity. It's the strongest finish in Bona's range — used on commercial floors, retail spaces, stairwells, schools and any application where durability and fast return-to-service are critical. Pot life 8 hours, light traffic at 6 hours, full use 12–24 hours. Available in: Extra Matt (20°), Silk Matt (40°), RAW, Anti-Slip. Bona Mega EVO — Enhanced Residential 1K...

Bona Traffic HD is a 2-component water-based polyurethane topcoat engineered for high traffic intensity — the benchmark commercial floor finish in the Bona range. Here's everything you need to know to specify and apply it correctly. What Makes It Different Traffic HD uses a 2-part polyurethane system — Part A (the finish) mixed with Part B (the hardener) before application. The hardener crosslinks the polymer chain during cure, producing a significantly harder, more chemically resistant film than a 1-component system. The result is strong scratch, scuff, and chemical resistance suited to demanding commercial environments. It's also EMICODE EC1 certified, GREENGUARD...