Bona Traffic HD vs Polycure WaterKote 2K

The big NSW 2K water-based matchup. Both are two-component polyurethane finishes aimed at commercial and heavy residential timber floors. Here is how they compare on published specs, transparency, and real-world use.

TL;DR Bona Traffic HD publishes full specs -- 1.5 mg/100 rev wear, 50 g/L VOC, 24-hour walk-on, 3-7 day full cure. Polycure WaterKote 2K claims similar coverage (~10 m²/L) and "low VOC" but does not publish a wear rating, exact VOC figure, or walk-on time on their website. Both are legitimate 2K water-based finishes. The difference is how much each brand lets contractors verify before committing.

Spec comparison

Spec	Bona Traffic HD	Polycure WaterKote 2K
Components	2K (base + hardener)	2K (base + hardener)
Base	Water-based polyurethane	Water-based polyurethane
Coverage	8-10 m²/L	~10 m²/L
VOC	50 g/L (published)	Not published on web *
Wear rating	1.5 mg/100 rev (SIS 923509)	Not published on web *
Recoat time	2-3 hours	Not published on web *
Walk-on time	24 hours	Not published on web *
Full cure	3-7 days	Not published on web *
Sheen options	Satin 45%, Matt 20%, Extra Matt 10%	Gloss, Satin, Matt
Pack sizes	4.95L	4.5-5L
Price (inc GST)	$286 / 4.95L	Not published on web

* Polycure does not publish these figures on their public-facing website as of April 2026. The TDS may contain additional data -- contact Polycure or their distributors for the full technical data sheet.

What each does well

Bona Traffic HD

Traffic HD is the commercial benchmark in Australia. The 1.5 mg/100 rev wear rating (tested to SIS 923509) is one of the hardest published results in the water-based category. VOC at 50 g/L is low enough for occupied-building work. The 24-hour walk-on time means a commercial site can be handed back quickly. Every spec is published on the Bona website and TDS, so contractors can quote confidently and architects can specify it without chasing paperwork.

Traffic HD integrates with the full Bona primer system -- Prime Intense for high-tannin species like blackbutt and spotted gum, or Classic UX for general use. That system compatibility removes adhesion risk between primer and topcoat.

Polycure WaterKote 2K

Polycure is an established Australian manufacturer (Urethane Coatings Pty Ltd) with decades in the floor finish market. WaterKote 2K is their premium water-based product, positioned against Traffic HD. Coverage at ~10 m²/L is competitive. The brand has a loyal following among contractors in NSW and Victoria, particularly those who also run Polycure's solvent range (Monothane, Duothane).

Polycure's strength is the breadth of their solvent line and the familiarity Australian contractors have with the brand. WaterKote 2K is a legitimate 2K water-based finish -- the question is not whether it works, but how much the manufacturer publishes about its performance.

The honest take

Both products do the job. The key difference is transparency.

Bona publishes wear ratings, exact VOC, recoat windows, walk-on time, and full cure on their website and TDS for every product. That matters when quoting commercial work, meeting green building specs, or answering a client who asks "what exactly is going on the floor?"

Polycure does not publish wear ratings or exact VOC figures for WaterKote 2K on their website. That is not necessarily a reflection of the product's quality -- it could perform well. But it means contractors cannot independently verify claims without requesting a TDS directly. For architect-specified commercial jobs where the spec needs to be documented, that gap creates extra work.

If transparency and published third-party test data matter for the job, Traffic HD has the edge. If the team already runs Polycure and trusts the product from experience, WaterKote 2K is a reasonable choice -- just be prepared to chase the TDS for spec documentation.

When to pick Bona Traffic HD

Commercial jobs requiring documented specs. Architects and building managers often need published wear ratings, VOC data, and test certifications. Traffic HD has all of that on record.
High-tannin Australian hardwoods. Traffic HD paired with Prime Intense is the go-to combination for blackbutt, tallowwood, spotted gum, and ironbark. The primer is specifically formulated to block tannin bleed on these species.
Fast turnaround. 24-hour walk-on and 2-3 hour recoat windows keep the job moving. For commercial sites where downtime costs money, that scheduling certainty matters.
System compatibility. Traffic HD is tested against every Bona primer and maintenance product. No guesswork on inter-coat adhesion.

When to pick Polycure WaterKote 2K

Already running Polycure. If the existing system is Polycure, recoating with WaterKote 2K keeps the finish consistent. Cross-system recoats carry adhesion risk.
Established relationship with Polycure distributor. Contractors who source through a trusted Polycure dealer and have years of successful results on the product may not need published web specs -- they already know how it performs.
Residential work where architect specifications are not required. On residential jobs where the contractor is choosing the product (not an architect), prior experience with WaterKote 2K is a valid reason to stick with it.

Where to buy

Bona Traffic HD: Sand-Aid, Toronto NSW -- NSW's only Bona Premier Dealer. Full Traffic HD product page with specs and pricing. Also stocks primers, Wave 2K, Mega, and the complete Bona range. Delivery across Newcastle, Hunter Valley, Central Coast, and Sydney.
Polycure WaterKote 2K: Polycure products are distributed through floor sanding supply shops across NSW. Check with local suppliers or contact Polycure (Urethane Coatings) directly via urethanecoatings.com.au.

Need Traffic HD for the next job?

Ring with the job details -- species, area, number of coats -- and get a coverage calculation, product list, and delivery quote.

Call 1300 950 551