Trim / Gate Loss
Vacuum / pressure sheet thermoforming & heat-press mold engineering toolkit
Trim / Gate Loss Rate
Material
Blank length
mm
Blank width
mm
Part length (net)
mm
Part width (net)
mm
Cavities per sheet
—
Pitch / gap (nesting)
mm
Sheet thickness
mm
Material price
$/kg
Reclaim rate (scrap→material)
%
Gate / web loss (% of blank)
%
Calculate
Trim loss = (blank − parts)/blank. Gate/web loss is the connecting web between cavities and the clamp frame scrapped each cycle. Part footprint approximated as a rectangle.
Result
Preview
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Sensitivity
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Educational / preliminary engineering estimates.