I Need an Emergency Replacement Wick for a 1,000-Candle Corporate Order — What Tests Are Essential Before Production?

What is essential — and what only feels essential

You have a corporate order for 1,000 candles — your figure — and the wick you approved the candle with is unavailable. The replacement has to be tested, and there is not much time: from today, 29 Sep, Diwali is 40 days away, and this page uses an example delivery date of 30 Oct, 31 days out. Corporate Diwali orders often need to land before the festival week, so that is a realistic squeeze. Replace the date with your own; the logic does not change.

Emergencies do not change what a wick change invalidates; they change how efficiently you test it. Every combustion result you held is void — flame, pool, soot, mushrooming, jar-side reading, throw, consumption, end of life — because the wick is the part of the candle that burns. What you can compress is the shape of the test: fewer candidates, parallel burning, a shallow-pour screen for the end-of-life question, one cure checkpoint instead of three. What you cannot compress is the full life of the chosen wick, because a thousand corporate gifts that misbehave on their last burn are a thousand complaints landing on your client's desk with your name attached.

Choose two candidates, not one

With time short, testing one replacement and hoping is the most expensive plan, because a failure at day twelve leaves no time for a second attempt. Test two candidates in parallel against a control made with your remaining approved wicks — three are enough — or, if none are left, against retained candles from an earlier approved batch. The worked example uses two CSI wicks that are listed in 10-packs for testing and 1,000-packs for production: Eco Candle Wicks Thin C1 (₹5.90 each) and Thick C2 (₹9.44 each). CSI publishes no burn data, construction details or size-per-diameter charts for either and does not claim either is equivalent to your approved wick; they are candidates because they are buyable in both test and production quantities, which in an emergency matters as much as anything.

The shallow-pour candles hold 60 g — a labelled working choice — so the flame reaches the tab within a burn or two. They give an early warning on extinction, leftover wax and tab behaviour while the full-height candles are still near the top. They do not replace the full-height last burn, because they do not reproduce the heat the glass accumulates over a full life. The tab-change post explains the method in detail.

The schedule, day by day

Every duration below is a labelled working assumption you replace: materials in hand by day 3, a 7-day cure checkpoint, two burn sessions a day of about 4 hours with full cool-down between, and a full life of about 38 burn hours (an example 190 g of usable wax at 5.0 g per hour). With two sessions a day, the full life takes about 5 days instead of 10. Production pours at an example 200 candles a day and cures to the same 7-day checkpoint before packing.

On these assumptions production is cured 4 days before the example delivery date, and those days are also your packing and shipping time. That absorbs one small problem — a late delivery of test materials, a candidate that needs one more burn — if packing is quick, but not a failed candidate and a restart. That is exactly why two candidates are tested at once. If your real dates leave no slack, decide now what you will do on a no-go, rather than on the day.

The scoring sheet and the go / no-go rule

If it is a no-go: the options, honestly

There are three honest options when no candidate passes in time. Partial delivery: make as many candles as your remaining approved wicks allow and agree the balance with the client. Renegotiate the date: tell the client now, with the reason, and offer a date the full life can support. Source the approved wick elsewhere: if another stockist has the exact approved wick, that is not a wick change at all — but confirm it is genuinely the same product and run a CONFIRM pair against a retained candle. Corporate clients generally cope better with an early, specific message than a late surprise. The 5,000-candle order post works through substitution against partial production and waiting on a larger order.

What is not on the list is shipping on the best-looking untested candidate. It can feel like the commercially brave choice, but a corporate order multiplies risk: the same flaw in every one of a thousand gifts, in the offices of a client who chose you for reliability.

The priced test kit and the production wicks

Test materials are listed, in-stock CSI sizes on the pull dates, with a 5% pour-loss allowance (working assumption). Luxury Soy Wax CSI 464 is rated up to 10% fragrance load by the wax maker, so 8% is inside its stated maximum; CSI's own guidance for it is 80–90°C melt/pour — confirm on the product page. Control wicks come from your own remaining stock.

Look at the two oil lines. Saffron Cedarwood is one of the oddities in CSI's listing: the 500 g bottle is ₹5.17 a gram and the 1 kg is ₹6.87, so 33 × 500 g is ₹31,470.60 cheaper than 17 × 1 kg for the same order. Per-gram breaks on the catalogue are rare and not always where you expect them; check before you default to the biggest bottle. Larger quantities than the listed packs are quoted on WhatsApp, with no published discount figure. CSI 464 is priced flat at ₹507.40 a kilo from 1 kg to 10 kg.

Release and record — even in a hurry

If the emergency is the wax rather than the wick, the 1,000-candle wax post applies the same compressed-but-complete logic. If you have already bought a large quantity of a wick that is not working, the 5,000-wick post covers what to do with it.

Frequently asked questions