India's Most Trusted Kappa Board & Greyboard Manufacturer
ISO 9001 certified. FSC certified. 10+ grades of kappa board, grey board, rigid box board, book binding board, multilayer board, chipboard, file board, and recycled board — manufactured in Sivakasi, Tamil Nadu.
What is Kappa Board?
Kappa board — also called grey board, greyboard, solid board, or millboard — is a thick, multi-ply paperboard manufactured from recycled fibre. It is the primary raw material for rigid box making, book binding, file board, photo album covers, shoe boxes, and premium packaging across India and globally.
At Sowji Papers, we manufacture kappa board in Sivakasi, Tamil Nadu under IS 1060 and ISO standards. Our range covers 1.0 mm to 4.0 mm thickness (650 gsm to 2600 gsm), with specialised grades for high bulk, high stiffness, high burst strength, lamination, die-cutting, and food-safe applications.
We supply kappa board, greyboard, rigid box board, book binding board, duplex board, kraft paper, multilayer board, and corrugated packaging to converters, printers, and brand owners across India and 20+ export markets.
Also known as
Products We Manufacture
Every grade is precision-engineered, IS 1060 / ISO tested, and available in custom sizes.
Why Sowji Papers vs Other Kappa Board Manufacturers?
A direct comparison of what sets Sowji Papers apart from other Indian kappa board and greyboard suppliers.
| Feature | Sowji Papers | Other Manufacturers |
|---|---|---|
| Manufacturing Location | Sivakasi, Tamil Nadu — South India's industrial hub | Typically Gujarat / Maharashtra |
| Quality Certifications | ISO 9001, FSC, MSME, ZED, D-U-N-S, FIEO, IEC | Usually ISO 9001 only |
| IS / ISO Standard Testing | IS 1060, ISO 534, ISO 536, ISO 2758, ISO 2493 — all tested | Often self-declared, no standard cited |
| Product Range | 17 grades — kappa, duplex, kraft, corrugated, die-cut, food-safe | 8–12 grades typically |
| Thickness Range | 1.0 mm – 4.0 mm (kappa); 0.25 mm – 6.0 mm (full range) | Limited to standard thicknesses |
| SKU Catalogue | Named SKUs with exact gsm, size, sheets/pack, weight/pack | Generic thickness/gsm only |
| Export Experience | FIEO member, IEC holder, 20+ export markets | Primarily domestic |
| Food-Safe Grades | Dedicated food-safe grades for bakery, cake base, paper plate | Rarely offered |
| Sustainability | FSC certified, ZED certified, recycled fibre blends | Limited eco credentials |
| Technical Support | Grade selection, custom development, converting guidance | Order fulfilment only |
Frequently Asked Questions — Kappa Board & Greyboard
Get a Quote for Kappa Board, Grey Board & Paperboard
Tell us your thickness, gsm, and quantity — we'll respond within 24 hours with pricing and samples.