The wallpaper embossing steel roller is purpose-built for large-format, continuous embossing of wallpaper, decorative paper and wall covering materials. Produced from 45# seamless steel pipe or alloy steel, the roller body undergoes comprehensive processing including welding, stress relief, tempering, quenching and precision grinding before a seamless, continuous repeat pattern is applied by laser engraving.
Large diameters up to 800 mm and face lengths up to 4000 mm accommodate wide-format production lines. The seamless repeat design eliminates visible joins and mismatched edges, ensuring every run produces a clean, uninterrupted pattern with stable depth and registration across the entire web width.
| Parameter | Specification |
|---|---|
| Material | 45# seamless steel pipe / alloy steel |
| Surface Hardness | HRC 52-58 |
| Hard Chrome Hardness | HRC 62 |
| Surface Roughness | Ra 0.01 |
| Concentricity | < 0.02 mm |
| Engraving Method | Laser engraving |
| Diameter | 300-800 mm |
| Face Length | 1000-4000 mm |
| Pattern Repeat | Seamless continuous repeat |
This roller is used in wallpaper and decorative paper manufacturing, wall covering production and embossed packaging film lines. It delivers consistent large-format texture for interior decoration, luxury wall coverings and premium packaging where seamless repeat and high definition are required.
Each roller is wrapped in anti-rust film and foam and secured in an export-grade wooden case. Before shipment every roller is inspected for hardness, roughness, concentricity and pattern registration, with production controlled under ISO 9001:2015 quality management.