The corrugated cardboard preheater includes single-roller type, double-roller type, three-roller type and four-roller type. It is functioned to preheat the paper. Its position in DHCL high speed corrugated cardboard production line is shown in diagram ⑩ and that in DHSL high speed single-corrugated sheet production line is shown in diagram ⑤.
- With precision grinding and chrome plating, the surface of the preheater roller is smooth and durable.
- The preheating rollers are professionally manufactured in compliance with national safety standards for the pressure vessel.
- Their diameters can be 600,800,900 or 1000mm.
- The preheating roller and paper guide roller are electroplated. The former is designed with butterfly or flat head to make the paper uniformly heated.
- The angle wrapping of the paper is electrically adjusted between 60° and 360° to fit different paper characteristics and speeds.
- Work Width(mm)
- 1200 - 2800
- Dia. of Pre-heating Roller(mm)
- Φ400, Φ600, Φ800, Φ900, Φ1000, Φ1100
DHSL Corrugated Cardboard Single Sheet Production Line