Shrink L Sealer Machine Shrink L Sealer Machine, Semi & Fully Automatic L Sealer Machine, also heavy duty doctor rewinder machine Features: Microprocessor based interface. PLC back-end. Digital display, Pre-Settable Product Counter. Error Display. Seal seat: 375(W) X 500 (L) Application: All Industries for Sealing and Packaging. Quick Inquiry [contact-form-7 id=”1690″ title=”side bar”]