Aluminium vs Stainless Steel Racking
What’s the difference?

When considering inventory racks for your freezer, which type of metal rack should you choose – Aluminium or Stainless Steel? 

In fact, both types are well-suited to this application although there are differences which may make one more preferable over another, depending on your application.

Aluminium vs Stainless Steel Racking - What's the difference?


Which is Strongest?

Stainless Steel is strongest, it is less likely to warp, deform or bend under heavy weight, force or heat. However, steel is much heavier/much denser than aluminium.

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Which is better for thermal conductivity?

Aluminium has a high thermal coefficient when compared to stainless steel.

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Which is more rust-resistant/corrosion-resistant?

According to one of the largest metals manufacturing and supply companies in the US, ‘aluminium does not rust; however, it does corrode when exposed to salt. Stainless steel is highly corrosion resistant and does not easily rust. In addition, stainless steel is non-porous which gives it more resistance to corrosion.'

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What does anodising do to Aluminium?

Anodizing is a method which changes the surface chemistry which protects against corrosion and resists scratching making the surface more durable.

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Environmental Impact, Recyclability

Both metals are recyclable, steel is the most recycled material in the world. It has distinct magnetic properties that make it an easy material to recover from the waste stream for recycling. In addition, the properties of steel remain unchanged no matter how many times the steel is recycled. Even though steel is the most recycled material, aluminium is the most recyclable of all materials.

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Aviamax Racking Solutions

When comparing stainless steel vs aluminium, you see they both possess characteristics that make them popular materials for racking. Knowing the differences between them helps you to know when to use aluminium vs stainless steel. 

At Aviamax, we supply off-the-shelf racking in either stainless steel or aluminium for all freezer brands, as well as custom-made racking for specific bespoke applications. Get in touch with your requirements today.


5 Things To Consider
if you need a Custom Freezer Rack