Materials
Plastic part shrinkage
Calculates percentage shrinkage from the mold dimension and finished part dimension.
Related calculators
Volumetric shrinkage from linear shrinkage
Calculates volumetric shrinkage from linear shrinkage using a simplified isotropic three-direction model.
Plastic mass from volume and density
Calculates plastic mass from volume and user-provided density; it does not use a plastics database.
Plastic thermal expansion
Calculates helper length change from user-provided initial length, expansion coefficient, and temperature change.
Dimension tolerance
Calculates tolerance width and mean dimension from upper and lower limit dimensions.
Percentage of value
Calculates the part, percent, or whole from part = percent * whole / 100.
Tolerance midpoint
Calculates the midpoint from upper and lower limit dimensions.