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Backyard Bazaars

Domestic Walnut Shell Abrasive Polishing Powder Producer

Grind clean walnut shells into fine abrasive grit for natural metal and jewellery polishing.

Startup Cost: £25 Location: Remote/Home Difficulty: Medium Potential repeatable business A few hours a week

Earning and time figures are our broad estimates, not guarantees — actual results depend on your area, your effort and demand.

Why it's left-field

Jewellers buy bags of crushed walnut shells processed in your garden shed to polish silver rings.

How it works

  1. 1Collect dry empty walnut shells from home use and sanitise in boiling water.
  2. 2Grind dried shells into fine 1mm abrasive grit using a heavy-duty mill.
  3. 3Package walnut shell grit into moisture-proof pouches for online craft sale.

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