Wednesday, November 23, 2011


1.  Objective:
To provide a standard cleaning procedure of  mass mixer  and its accessories.

2.  Scope:
2.1      This procedure covers dismantling and cleaning of mass mixer  and its accessories.
2.2      Provides cleaning procedure if the cleaning validity not exceed 48 hours

3.  Responsibility:
¯  Operator.
¯  Chemist.
¯  Production Manager.
¯  Q.A. Manager
4.  Procedure:
4.1      Switch off the main and close the material discharge hole .
4.2      Open the lid of themass mixer. Dismantle the propeller blade .
4.3      Wash the dismantled accessories with 0.5% (v/v) Teepol solution, 0.1 % Sodium Lauryl Sulphate by using nylon brush and finally rinse with DM water.
4.4      Fill raw water upto ¼ of the MM and wash with nylon brushes to remove powder of previous product.
4.5      Drain the washed water through discharge hole, wash with 0.5% (v/v) Teepol solution and 0.1 % Sodium Lauryl Sulphate and finally rinse with DM water.
4.6      Wipe all machine parts with wet cloth and then with dry cloth.
4.7      Collect the washed water and send it to Quality Assurance to check the presence of any residual moiety.
4.8      Assemble the dismantled parts in it, after the approval of Quality Assurance.
4.9      Ensure that the discharge hole & panel board have been washed thoroughly.
4.10   Put the status label as “Cleaned” with date & time and allow for drying.

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