PET Preform Mold Cavity Calculator

Estimate a practical cavity match from verified machine, platen and preform inputs.

Preliminary cavity match—

Complete the five inputs and calculate to view a preliminary match.

Preliminary planning reference only. Final cavity count, mold envelope, cycle and machine compatibility require OSLON engineering review.

Select a neck finish to view its dimension drawing.

Need a confirmed mold-machine match?

Share the machine details, preform drawing and production target for an engineering review.