Hitachi Energy (Insulation & Components, Nanjangud — formerly Raman Boards)
Hitachi Energy's premier insulation manufacturing facility in Nanjangud (formerly Raman Boards Ltd), producing high-density precompressed pressboard (IEC 60641-3-1 Type B.3.1), diamond dotted paper (DDP), insulating cylinders, edge spacers, and CNC-machined insulation kits up to 1200 kV class.
Product categories
Pressboard / insulation materials DDP / DPE (densified pressboard) Laminated wood / insulation wood
Related components
Company record
| Company | Hitachi Energy (Insulation & Components, Nanjangud — formerly Raman Boards) (Hitachi Energy) |
|---|---|
| Role | PRIMARY_MILL_MANUFACTURER |
| Location | Nanjangud, Karnataka, India |
| Accessory categories | Pressboard / insulation materials, DDP / DPE (densified pressboard), Laminated wood / insulation wood |
| Product family | High-Density Pressboard & Fabricated Components |
| Product / Trade names | Raman High Density Pressboard, Precompressed Board, DDP, Moulded Components |
| Density | 1.15 – 1.25 g/cm³ |
| Documented grades | IEC 60641-3-1 Type B.3.1, IS 1576 |
| Thickness / dimensions | 0.8 mm – 6.0 mm (laminated blocks to 100 mm) |
| Technical standards | IEC 60641-3-1, IS 1576 |
| Founded | 1979 |
| Primary evidence citation | Hitachi Energy Nanjangud / Raman Boards official technical documentation |
| Source tier | TIER A |
| Provenance | Verified · Source: official website · checked 14 Sept 2026 |
Directory entries are informational supplier listings and do not imply verification, endorsement or commercial affiliation. Verification reflects a website check on the date recorded; always carry out your own due diligence before a commercial decision.
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