Whether the refilling machine is re-sterilized after reflow
You should ask the juice or protein beverage hot filling or medium temperature filling it?
Outside the words: the general return is almost 20% may be more, this is bound to affect the yield ...
After the return must be back to UHT re-sterilization, because the material will reduce the temperature of the possibility of dyeing bacteria, because it will fight UHT re-sterilization refill.