Technical article

Receiving and Inspecting a Consumables Delivery Before It Reaches the Floor

Vision PK INDUSTRIES 11 August 2026 · 4 min read

The cheapest quality control any shop has is the fifteen minutes at the gate. What to check on arrival, what to record, and why a problem found later is untraceable.

Why the gate is the cheapest place to catch a problem

Consumables get inspected properly when something has gone wrong. By then the bag is half used, it is standing next to three other part-used bags, nobody is certain which batch went into which heat, and the argument becomes a matter of opinion.

Fifteen minutes at goods inward changes that. Not because deliveries are usually wrong — they usually are not — but because the record you create at the gate is the only thing that lets you answer questions later. Without it, a performance problem three months from now cannot be separated into a material question and a practice question, and you will end up changing a supplier on a hunch.

This procedure applies to any of the consumables a melting shop takes in: casting powder, nozzle filling compound, covering compound, castable, mortar, thermocouple tips.

1. Before unloading

• Check the vehicle is dry inside and the load has been covered. A tarpaulin that has failed in transit is the most common cause of moisture damage, and it is visible before anything is moved.
• Look for water staining on the pallet bases and on the bags at the bottom of the stack. The bottom layer takes the damage first.
• Confirm the delivery matches the order: product, grade, quantity, packing size.

2. Grade and identity

Grades within a product family look identical. A nozzle filling compound tuned for one bore is indistinguishable by eye from one tuned for another, and casting powders for billet and slab are the same grey powder in the same bag.

• Read the grade on the bag against the grade on the order. Every pallet, not one bag from the front.
• Confirm the batch identification is legible on every bag. This is what makes traceability possible at all.
• Where a test certificate was requested, confirm it accompanies the consignment and that its batch reference matches the bags.

3. Physical condition

• Tears and punctures. A torn bag has been breathing. For a moisture-sensitive product that is not a partial loss, it is a compromised bag.
• Failed seals. Check the closure, not just the body.
• Caking or lumps. Press a few bags. A free-flowing product that has set into lumps has taken moisture somewhere upstream.
• Water staining. Quarantine regardless of how the contents look. The stain tells you about exposure; the contents may not show it yet.
• Cartons. Thermocouple tips are packed by type and tube length — confirm both against the order, and check for crushing in transit.

4. Record it

This is the step that gets skipped and the one that pays. Record, per delivery:

• Date received and supplier
• Product, grade and quantity
• Batch references on the bags
• Condition on arrival, including anything quarantined
• Where it was stored

Then, when the material is issued, record which batch went to the floor and when. That single link — batch to date of use — is what turns a vague complaint into a question with an answer.

5. Quarantine rather than argue

If something is doubtful, set it aside and raise it before it is used. A quarantined bag can be resolved with the supplier in a phone call. The same bag, used on a production heat and then blamed, cannot be resolved at all — nobody can prove what condition it was in when it went on.

The economics are not close. A bag of consumable is a small number against a lanced heat, a lost cast, or a lining stripped early.

6. Put it away properly, immediately

A delivery inspected correctly and then left on the apron overnight has been inspected for nothing.

• Off the floor, on pallets or racking. Concrete transmits ground moisture even when it looks dry.
• Under cover, with an air gap from external walls — the coldest surfaces, where condensation forms first.
• Sealed until needed. Do not break seals in advance to save time later.
• First in, first out, and mean it. The oldest bag has had the longest exposure to whatever your store does badly.

What good looks like after three months

You should be able to answer, in under five minutes: which batch was used on the shift when free opening dropped; whether that batch came from a delivery flagged on arrival; and whether the same batch was used on shifts where nothing went wrong.

Shops that can answer those questions resolve material issues in one conversation. Shops that cannot end up switching suppliers periodically without ever learning whether the supplier was the problem.

A check worth running

Pick a heat from last month at random and try to identify which batch of consumable was used on it.

If you can, your records are working. If you cannot, that is the gap — and it is a clipboard and a discipline, not a purchase.

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