Coperion and iD Additives conducted a trial in Coperion's lab and found that QuickShots reduced
purging times from 4-5 hr to less than 1 hr, and sometimes even eliminated the need for a screw pull, says Nick Sotos, iD Additives president.
The Ultra Purge line of
purging compounds covers a range of thermoplastics applications, including injection molding, hot runners, caps and closures, PET preforms, blow molding extrusion, film extrusion, automotive and more.
The large central collar dramatically reduces the space to be purged and makes it easier to reach the lower oxygen levels faster than with conventional
purging systems.
The study compared the new Dyna-Purge E2 integrated polymer system with a mechanical-abrasive
purging product that is a highly glass-filled (approximately 50%) polycarbonate-based resin and with a chemical
purging product that is a polyolefin compound with chemical additives, including inorganic and inert salts.
The main objectives pursued by inert gas
purging are to de-gas, pre-clean and homogenize the melt.
On the other hand, operators and mechanics are authorized to change the MCU coolant filter, do routine cleaning and perform coolant charging and
purging of the water solution, but NOT the refrigerant, like the TM says.
I'm glad you told me, and now I'm telling you: Stop
purging! Throwing up on purpose is harmful to your organs, throat, teeth, muscles and general health.
In some cases, binge eating and
purging occur periodically.
Along with an intense fear of becoming overweight and preoccupation with body image, both anorexia and bulimia can include binging and
purging. Binging has no specific definition, but refers broadly to eating a tremendous amount of food, usually high calorie food and sweets, in a short period of time.
Next, insert the bur and run the handpiece on an air station or handpiece
purging station for 10 to 20 seconds (once normal speed is reached) to flush the debris out of the turbine before autoclaving.