Tracked delivery across Canada, typically 2–7 days

Free delivery over $175

Food-grade N₂O · culinary use only · 18+

Sunstone

Sunstone Argon Welding Gas Cylinder Mini Tank

$50.99

Plus tax · delivery calculated at checkout

In stock — delivery typically 2–7 days

High-purity argon in a compact Sunstone cylinder for TIG and MIG welding a stable arc, cleaner welds and less spatter.

  • Tracked delivery across Canada, typically 2–7 days
  • Food-grade N₂O, purity tested
  • Interac e-Transfer · cash on delivery for bulk
  • 18+ · culinary use only

Strictly for culinary use. Food-grade nitrous oxide for preparing food and drink only. Never inhale. We sell to adults 18 and over. Safety and the law in Canada.

Delivery

Delivery in 2–4 days depending on where you are in Canada. Some locations trigger a compliance review that adds time; typically 2–7 days from purchase. Delivery details.

Payment

Pay by Interac e-Transfer: after checkout our team sends you a payment request link by email and WhatsApp; accept it and your order ships. Bulk orders (50 cases and up) can be paid cash on delivery. Payment methods.

Returns

Pressurised cylinders can only be returned unopened and undamaged. Returns policy.

Safety & legal use

Nitrous oxide is a permitted food additive in Canada when sold and used for preparing food. Store cylinders upright, below 50 °C and away from heat. Never inhale. Read the guidance.

Product details

SKU
SUN-AR-100

Argon shields a weld pool from the air, and that is the whole job of this compact Sunstone cylinder. Used on TIG and MIG work it holds a stable arc, reduces oxidation and cuts spatter, so the finished weld comes out cleaner and needs less dressing afterwards. The mini tank size suits small fabrication jobs and repairs rather than production runs. Store it upright, following the supplied safety guidance, and check refill or exchange options locally.

  • High-Purity Argon Gas for Welding Ideal for TIG and MIG welding applications, ensuring clean, precise welds with reduced oxidation and spatter.
  • Multiple Cylinder Sizes Available Choose the right argon cylinder size for your needs, from small DIY projects to professional, large-scale welding.
  • Enhanced Welding Quality Provides stable arc, cleaner welds, and stronger, rust-free finishes by protecting against atmospheric contaminants.
  • Safe and Secure Storage Designed for upright storage with safety guidelines to ensure longevity and prevent leaks or damage.
  • Trusted Source for Argon Gas Cylinders High-quality argon cylinders available from reliable suppliers, with refill and exchange options for convenience.

Why argon rather than a reactive gas

Argon is chosen for TIG and MIG welding because it is inert: it shields the weld pool from the oxygen and nitrogen in the surrounding air without reacting with the metal itself, which is what keeps oxidation and spatter down and gives a cleaner finish that needs less dressing afterwards.

That shielding effect is the same reason argon is also used to protect wine from oxidation once a bottle is opened, though the equipment and cylinder sizes for the two jobs are entirely different.

Who the mini tank suits

The compact size is aimed at small fabrication jobs, repairs and workshop use rather than a production welding line running for hours at a time a size chosen for how often the tank needs to be on hand rather than how long a single job takes.

Storage and handling

Store the cylinder upright and secured, following the safety guidance supplied with it, and check with a local supplier about refill or exchange options once the tank runs low rather than assuming it is disposable.

Because it is the mini size in Sunstone's range, expect to reorder or exchange it more often than a larger welding cylinder if it is used for regular production work rather than occasional repairs.

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