1.0 PURPOSE:
To describe a standard operating procedure (SOP) for sifting.
2.0 SCOPE:
The SOP describes in detail the method of sifting.
3.0 RESPONSIBILITY:
The responsibility of sifting as per the SOP lies with the staff of the rank not lower than operator of the production department.
The responsibility of preparing, reviewing and approving the SOP lies with the Officer (Production), Head of Production and Head of QAD respectively.
4.0 METHOD:
4.1 Bring the material to be sieved to the sifter fitted with mesh of desired size.
4. 2 Switch 'ON' the power supply to the sifter.
4. 3 Slowly add the material to the sifter by using scoop.
4. 4 Collect the sieved material in fibre / HDPE drums containing two poly bags.
4.5 Tie the bags, close the drums with lid, weigh and seal.
5.0 RECORDING:
The sieving operation will be recorded by the staff of rank not lower than operator in the batch manufacturing sheet.
Sifting, production
