Finish
We prepare mild steel, aluminium and stainless plate so your powder coater can go straight to surface cleaning and spraying, without extra grinding or rework.
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Powder-coat prep is our finishing process for workshop buyers needing metal plate cut to spec and clean for powder coating. The team knocks back burrs, slices off sharp edges and washes off coolants or marker lines. Each part leaves the bay with no oil film or loose swarf to catch powder or foul up the oven. Our prep jobs are built to match what most powder partners in South Africa expect before they will accept a batch for their spray booth.
We offer powder-coat prep on mild steel, aluminium and stainless flat sheet. You get parts that stay flat in transit, with edges and face quality set up for strong finish adhesion. This fits Gauteng and Cape Town powder shops using batch box or conveyor lines. If you need a different finishing process like matte clear guard for aluminium, or paint-ready MDF for wood sheet, we handle those too.
If you run metalwork in-house but outsource your coating, powder-coat prep clears the handoff so your batch can go straight to your coater. This suits Gauteng fabricators sending plate to Germiston or Johannesburg powder lines, Durban shop-fitters wanting reliable powder adhesion on custom panels, or Cape Town makers working with marine-grade aluminium. Large runs benefit from less bench time, while single plate-offs avoid last-minute cleanup that can hold up a job.
If your team powders in-house but hates prepping edges, you’ll see the value on day one. You also save if your line charges a premium for scraping and washing. However, powder-coat prep does not suit buyers who want a raw, mill-scale surface for a different finish or need welded assemblies cleaned up post-fabrication - that’s a separate operation.
Once your DXF or PDF is in, our workshop cuts to spec using the assigned machine for your material and thickness. Parts are then deburred by hand or with a Scotch-Brite wheel. Each plate is degreased and checked for surface flaws and heat tint. The operator labels and stacks plates for delivery or pick-up. For buyers outside Gauteng, we can nest parts for less transport risk.
We handle powder-coat prep for everything from security grilles in Polokwane, to perforated warehouse panels, and custom faceplates for Durban builds. With our process, most plates arrive at your powder partner ready for spraying and stencilling, so there’s no need to send parts back for grinding. This keeps your workflow moving, even if there are power cuts or supplier delays. For more on what we offer, have a look at Finishes.
A Germiston buyer emails a cutting file for thirty 3 mm mild steel covers that must be powder coated in blue for a factory upgrade. We cut and deburr each plate, remove all coolant residue, and pack the covers to keep edges clean. The buyer collects and drops them off at a local powder partner, where the batch goes straight into degreasing and powder spray, with no extra bench time needed. This cuts a day out of project turnaround and avoids rework charges. If you want to see more case details, check our Projects or talk to the workshop.
To save time and extra back-and-forth, please confirm these steps before you send us a message through our contact form. Clear specs let us prep parts to match your powder partner’s expectations.
Sending plate to powder without proper prep slows jobs and can cost extra at your coater. Oily residue or burrs trap dust in the finish. Mill scale can lift powder after a few months if not removed first. If your powder partner rejects a batch, you’ll pay for a second run or extra stripping.
Missing specs (like which face matters for masking) often mean extra calls and runs. Some industrial parks, especially around Durban and Gqeberha, need edge prep for corrosion control. Tell us your end-use so we can flag common traps. For help matching finish to part, read more on Finishes or email the team for advice.
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