When add talc and magnesium stearate in lubrication
Lubricants are added during blending or granulation depending upon the manufacturing process.
Talc to be added during preblending
Magnesium should be added in final blending
Talc n mg st r added at the end of final blending.Firstly add talc then mg st.after mg st mixing should not b more than 3-5 min