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Calcimator

SLA/DLP Resin Calculator

Calculate resin usage and cost for SLA and DLP 3D printing including supports and waste factor.

Inputs

%

Results

Resin per part (mL)

33

Resin cost per part ($)

$1.65

Waste per part (mL)3
Total resin needed (mL)33
Total resin needed (L)0.03
Total resin cost ($)$1.65
Bottles needed1
Resin remaining (mL)967
Actual Cost$50.00
How to Use This Calculator
  1. Enter Part volume (mL), Support volume (mL), and Waste/drain factor (%).
  2. Set Resin cost ($/liter), Number of parts, and Bottle size (mL).
  3. Review Resin per part (mL) and Resin cost per part ($) ($).
  4. Use Waste per part (mL) and Total resin needed (mL) to inform your decision.

How the result changes with Part volume (mL)

Part volume (mL)Resin per part (mL)Resin cost per part ($)
5,0005,505.5$275.28
17,50019,255.5$962.78
32,50035,755.5$1,787.78
45,00049,505.5$2,475.28

What each input means

Part volume (mL)
Volume of the part in milliliters (1 mL = 1 cm³). Get from slicer or CAD.
Support volume (mL)
Volume of auto-generated support structures. Typically 10-30% of part volume.
Waste/drain factor (%)
Extra resin lost to vat residue, drip-off, and curing waste. Typically 5-15%.
Resin cost ($/liter)
Cost per liter of resin. Standard ~$30-50, engineering ~$80-150, dental/jewelry ~$150-300.
Number of parts
How many copies of this part to print.
Bottle size (mL)
Volume of resin per bottle. Standard bottles are 500mL or 1000mL.

What each result means

Resin per part (mL)
Total resin consumed per part including supports and waste.
Waste per part (mL)
Resin lost to waste per part.
Total resin needed (mL)
Total resin for the entire batch.
Total resin needed (L)
Total resin in liters.
Resin cost per part ($)
Material cost per part.
Total resin cost ($)
Total material cost for the batch.
Bottles needed
Number of resin bottles to purchase.
Resin remaining (mL)
Leftover resin after completing the job.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Part volume (mL) = 25, Support volume (mL) = 5, Waste/drain factor (%) = 10, Resin cost ($/liter) = 50 = 6 input(s) provided
  2. Calculate Resin per part
    Resin per part = resinPerPartMl + wastePerPartMl
    33 = 33
  3. Calculate Resin cost per part
    Resin cost per part = totalPerPartMl * costPerMl
    1.65 = $1.65
  4. Calculate Waste per part
    Waste per part = resinPerPartMl * (wasteFactorPct / 100)
    3 = 3
  5. Calculate Total resin needed
    Total resin needed = totalPerPartMl * partCount
    33 = 33

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