Fortified Rosin and Rosin are the classic internal sizing agents for paper. Combined with alum, rosin size makes paper resist water and ink penetration, so writing does not feather and packaging holds up in humid conditions.
Key Benefits
- Controls water and ink absorption (Cobb value)
- Cost-effective sizing for acidic systems
- Fortified grades give better sizing at lower dosage
- Improves printing and writing quality
- Proven, easy-to-run chemistry
Applications & Use Cases
- Internal sizing of writing & printing paper
- Kraft and liner sizing for moisture resistance
- Duplex board and packaging grades
- Exercise book and notebook paper
- Rosin as a raw material for adhesives and soaps
Industries Served
Writing & printing paper, kraft paper, duplex and packaging board, tissue, newsprint and specialty paper mills, along with pulp mills using agro-residue, wood or recycled fibre.
Why Source Fortified Rosin / Rosin from Mittal Trading Company
Since 1988, Mittal Trading Company has supplied paper mills and process industries across India, Nepal and Bangladesh. We supply Fortified Rosin / Rosin in grades matched to your process, with consistent batch quality, dependable dispatch and technical support from our team. Share your requirement and we will send a quotation with the technical data sheet.



