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Vapour Blasting in Auckland

A clean, even satin finish on cast alloy and engine parts, with almost no dust. Also spelled vapor blasting, and also known as wet blasting, aqua blasting, vapour honing and slurry blasting.

A cast alloy wheel centre in a satin finish

A clean satin finish, without the dust

Vapour blasting is a wet process. Water, a fine abrasive and compressed air meet the surface together, and the water cushions the abrasive so the part is cleaned as it goes with almost no dust. You will also see it called wet blasting, aqua blasting, vapour honing or slurry blasting, and in the United States it is spelled vapor blasting. They all describe the same thing.

Because the cut is softer than dry blasting, it lifts carbon, oxidation and old grime off cast aluminium and other non-ferrous parts without tearing a deep profile into them. That is why it is the process people ask for on motorcycle engine cases, carburettors, cylinder heads, gearbox casings, rocker covers, manifolds and alloy wheels, where the finish they want is the bare metal itself: even, low sheen and consistent across the whole casting.

It is a finish in its own right, and it is also a sound base for coating. We do it here at our own shop in East Tamaki, so a part can be blasted and coated in the same place rather than going out and coming back. Tell us what the part is and what you want it to look like, and we will tell you whether vapour blasting or dry blasting is the right call for it.

What it suits

  • Motorcycle engine cases and covers
  • Carburettors and throttle bodies
  • Cylinder heads and gearbox casings
  • Rocker and cam covers
  • Inlet manifolds and turbo housings
  • Alloy wheels where the finish is the bare metal
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Questions

Vapour Blasting questions we get asked

What is vapour blasting?

Vapour blasting is a wet blasting process. Water, a fine abrasive and compressed air are driven at the part together. The water cushions the abrasive, so the surface is cleaned as it goes with almost no dust, and the part is left with an even satin finish.

Is vapour blasting the same as wet blasting or aqua blasting?

Yes. The same process is called vapour blasting, wet blasting, aqua blasting, vapour honing and slurry blasting. In the United States it is usually spelled vapor blasting. If you have been quoted for any of those, you are asking about the same thing.

What is the difference between vapour blasting and sandblasting?

Sandblasting is dry. Compressed air and garnet cut an angular profile into the metal, which strips hard coatings and gives powder something to grip. Vapour blasting is wet and gentler, so it cleans and brings up an even satin finish without cutting as deep. Heavy stripping goes dry, soft cast and alloy parts usually go wet.

Will vapour blasting change the dimensions of my parts?

It is a low impact process using a fine abrasive carried in water, which is why it is widely used on cast engine parts. As with any blasting, machined faces, threads, bearing surfaces and sealing faces are best kept out of it, so point out the faces that matter when you drop the part off.

What sort of parts is vapour blasting used on?

Typically cast aluminium and other non-ferrous parts where the finish is the bare metal itself: motorcycle engine cases, carburettors, cylinder heads, gearbox casings, rocker covers, manifolds, turbo housings and alloy wheels. Ring us on 09 636 6421 with what you have and we will tell you if it suits.

Can a part be blasted and then powder coated?

Yes, and that is usually the point of blasting it. Clean bare metal with an even surface is what a powder coat needs to sit on properly. We do both here in East Tamaki, so the part does not have to go anywhere in between. Say so when you drop it off and tell us the colour you are after.

How much does vapour blasting cost?

Every job is priced on the item. The cost depends on what the part is, its size and the condition it arrives in, so we generally need to see it. Drop it off or send it in and we will come back to you with a price.

Contact Us

Tell us about the part

Every job is priced on the item, so we generally need to see it. Drop it off or send it in and we will come back to you with a price.

Or just bring it in.

7 Neilpark Drive, East Tamaki. We can look at the item on the spot.

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We usually need to see the item to price it, so photos help. Or just bring it in.We use these details only to price your job and reply to you. How we handle your details.
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