P REFORM A DVANCED M OULDING PAM
SUMMARY 1.PAM PROCESS DESCRIPTION 1.PAM MACHINE DESCRIPTION 1.TECHNICAL FEATURES 1.TECHNOLOGY ADVANTAGES 1.FUTURE PERSPECTIVES
A B C F E D H A= blade B= extruder die C= PET gob D= cavity E= lips F= coreH= air postcooler G= preform G 1 - BATCHING2 - INSERTION3 – COMPRESSION & COOLING 4 – EXTRACTION & DELIVERY TO POSTCOOLER 5 – POSTCOOLING PAM PROCESS DESCRIPTION
EXTRUDER DRYER MOLDING CARROUSEL POST COOLER CARROUSEL OPTIONAL COOLING ANCILLARY PAM LAYOUT PAM MACHINE DESCRIPTION
MOLDING CARROUSEL POST COOLER CARROUSEL INSERTION CARROUSEL EXTRUDER PAM LAYOUT
Extrusion Unit
Moulding Carroussel
TYPES OF PET RESIN (IV) AVG. TEMPERATURE OF PET MELT (C°) 940EXTRUDER OUTPUT (kg/h) 135MAX TOTAL PREFORM HEIGHT 33MAX NECK FINISH SIZE (mm) 48N° CAVITIES MAX OUTPUT RATE (pref/h) PAM TECHNICAL FEATURES PAM installation includes the 16x16 stations postcooler (cooling time can be set up to 5,3 times the compression time)
A - ABSENCE OF GATE solution of most common rejects causes & quality issues, such as: a. GATE CRYSTALLINITY b. GATE VOID c. LONG OR PULLED GATE VESTIGE d. PIN HOLE IN GATE TECHNOLOGY ADVANTAGES
B - LOWER MELT TEMPERATURE C - LOWER STRESS OF THE MATERIAL a. LOWER ACETALDHEIDE CONTENT b. SHORTER CYCLE TIME IN PRODUCTION c. POSSIBILITY TO USE HIGHER IV MATERIALS Both the above technological characteristics of PAM process are favourable conditions for obtaining:
D - HIGHER GEOMETRY CONSISTENCY E - HIGHER WEIGHT CONSISTENCY
IN-LINE PREFORMS PRODUCTION PROCESS a. IN-LINE INSPECTION b. EASE IN PROCESS CONTROL
POTENTIAL BOTTOM THICKNESS REDUCTION 0.23 mm 0.41 mm FUTURE PERSPECTIVES
1.5 mm 88.7 mm a. SHORTER CYCLE TIME b. REDUCED POST COOLING PHASE c. ENERGY SAVING IN THE BLOWING PROCESS POTENTIAL WALL THICKNESS REDUCTION
MANY THANKS FOR YOUR ATTENTION!