Hard Chrome Doctor Roll Match with Glue Roll for Single Facer
| Product name | Doctor roll |
| Application | Single facer, glue machine, double facer |
| Coating | Hard chrome 0.03-0.05mm |
| Diameter | 50-500mm |
| The roller surface length | 100-4000mm |
| Cylinder run-out accuracy | ≤0.02mm |
| Cylindricity accuracy | ≤0.015mm |
| Dynamic balancing accuracy grade G2.5 | G2.5 |
Their function is to control and fine-tune the adhesive layer working with glue rolls, helping achieve consistent bonding strength and smooth board surfaces, even at high production speeds.
· Roll diameter: 100-300mm
· Roll width: 1000-3600mm
· Coating layer: 0.03-0.05mm (chrome plated)
· Circular runout tolerance: ≤0.02mm
About us
Since its establishment in 2004, Zhejiang Yonghui Corrugated Roller Co., Ltd. has always focused on the R&D and manufacturing of high-quality corrugated rollers, the "heart" component of the corrugated cardboard production line.
