Think You’re An Expert? Tablet Press Operation: How Did This Happen?
Many firms believe that they understand the automatic weight control system on their tablet press.
Or they state that the vendor certified that the AWC is in good working order and has been “validated”. Then how do you explain this situation?
You need to verify the reject gate before and after each batch you compress. Use a specially marked long and short punch to challenge the gate. Some companies even save the rejected tablets with the batch record.
Tablet caught in a reject gate flap. This was caused by excessive powder on the die table. The control panel displayed no alarm. It sent the signal to the gate and the gate reacted, but the tablet was caught there.
