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6 Yrs
No. 5 B, PKT 6, MIG Flats, Kondli
Delhi, Delhi-110096, India+(91)-11-22619881
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Non Ferric Alum

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We are engaged in providing Non Ferric Alum to our clients. It is a purer form of aluminum sulphate. It is used in better grades of paper for loading and sizing purposes. This alum is manufactured from aluminium trihydrate whereas ferric alum uses bauxite as the raw material. The raw material is cooked with sulphuric acid under suitable conditions. The resultant product is cooled in suitable moulds to slabs. It is available both, in solid and in liquid forms.
Product Application:

  • It imparts better brightness to paper when used with rosin for sizing
  • It forms a complex resinate that spreads evenly over the surface of paper
  • It finds other uses in pharmaceutical and mordanting industry. In water purification the highly positively charged aluminum precipitates negative suspensions as sludge

Benefits : It is the most versatile and easily used material for sizing paper with rosin
Product Characteristics:
OPL Non Ferric Alum OPL Non Ferric Alum (solid)
Insoluble matter (max.) : 0.30% Insoluble matter (max.) : 0.15%
Soluble Iron comps. (max.): 0.01% Soluble Iron comps. (max.): 0.01%
Soluble Aluminium comps. : (Al O) (max.) 16.0% Soluble Aluminium comps. : (Al O) (max.) 7.5%
PH of 5% solutions (min.) : 2.80 PH of 5% solutions (min.) : 2.80
Basicity (as Al O) (max.) Basicity (as Al O) (max.)

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