← Recipes

Metal Detectable

SKU: METDET-HARD-ADD · Retsol / Hard · active

1. Ingredients (builds the batch)

IngredientQuantityUnitLine cost
Paraffin Wax 58 c/135f23.3kg$107.18
Zinc Stearate1.1kg$10.14
Stearic Acid2kg$21.86
Talcum Powder7kg$13.93
NutraFine RS Metal Powder1.2kg$18.60
Batch weight34.600 kg

2. Batch yield

Crayon unit weight determines how many crayons one batch actually produces.

Batch material cost$171.71
Theoretical crayons/batch2168
Material cost/crayon$0.0792

3. Time, labour & reject rate

Crayon unit weight (g)
Setup (min)
Manufacture (min)
Setdown/clean (min)
Mfg/setup/setdown labour rate
QC (min)
QC labour rate
Reject rate (0–1, e.g. 0.05 = 5%)

4. Total cost per crayon

Total time/batch0 min
Labour cost/batch$0.00
Good crayons/batch (after reject rate)2168
Total cost per crayon$0.0792