Buyer guide · Oil expeller

Mustard oil, pressed the way your customers trust.

If you want to press your own sarson ka tel instead of buying it in, here is what an oil expeller actually does, in plain language.

Who runs thisSmall oil traders and mills (kolhu operators), halwais and grocers pressing their own oil for purity, entrepreneurs starting a cold-pressed oil business
Typical batchCold-pressing yields around 22% oil by weight from seed; hot-pressing yields 30 to 35%
Machine familyMustard oil expeller, cold press or hot press

The short version: clean your seed, feed it into the expeller, let it press out raw oil while separating the solid cake, then settle or filter the oil before bottling.

The process

Six steps from seed to bottled oil.

Select and clean the seed

Choose good quality mustard seed and clean it thoroughly, removing dust, stones and any foreign material before it goes anywhere near the press.

Bring seed to the right moisture

Some operators soak briefly and sun-dry the seed to reach the right moisture level for pressing. This step affects how cleanly the oil separates.

Feed into the hopper

Seeds go into the hopper, where a screw mechanism carries them steadily into the press chamber.

The expeller presses the seed

Mechanical pressure squeezes oil out of the seed while pushing the solid residue, the oil cake or khal, out separately.

Settle or filter the oil

Collect the raw oil and let it settle, or filter it, to remove sediment before it is ready for sale or use.

Bottle the oil, sell the cake

Bottle or pack the finished oil. Do not overlook the oil cake: it sells separately as animal feed or fertiliser and is a real extra revenue stream, not a waste product.

Choosing the right machine

What actually matters.

A trader pressing a small daily batch and a unit running continuous hot-pressed production need very different expellers.

  • Do you want cold-pressed or hot-pressed output?
  • How many kilograms of seed per hour do you need to process?
  • Do you also need filtration or settling equipment alongside the expeller?
  • What do you plan to do with the oil cake byproduct?
  • What power supply and site setup do you have?

Bring us these answers and we will help you find an expeller that matches your actual seed volume, not just the biggest one available.

Why buyers come to us

The machine is half the answer.

On-ground engineer you can call Free advice before you buy Written warranty Parts held in stock

Ready to talk machines?

Tell us cold-pressed or hot-pressed, and how much seed you process.

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