WEB OFFSET PRINTING PRESS – 4 HIGH TOWER
4 high tower is ideal for printing daily newspapers, periodicals, posters, books and circular printing with variety in colours and pagination and capable of printing 4 colour on either side of the web (4+4).
Introduction and Standard Features
4 – HI Tower Standard Features:
- Screw-type swing-down ink fountain with overrides for ink fountain roller.
- Dynamically-balanced hard chrome plated solid plate and blanket cylinders.
- On the nose, slit or spring-type plate lock-up system.
- Manual side register system for both plate cylinders, on the run.
- Electro-mechanical web-break detector.
- Safety guards.
- Centralized oil pressure lubrication for drive gears.
- Provision for printing 4 colours on both sides of one web, or 2 colours on both sides of two webs, or single colour
- Heavy-duty timer belt drive for 4 stack units.
- On the run manual adjustment for registration of 4 colours on each side of web.
- Variable-speed motorized dampening
| Particulars | 508 mm (20″) | 533 mm (20.98″) | 546mm (21.5″) | 560mm (22″) | 578mm (22.75″) |
|---|---|---|---|---|---|
| Printing speed | 16000 – 36000 CPH | 16000 – 36000 CPH | 16000 – 36000 CPH | 16000 – 36000 CPH | 16000 – 36000 CPH |
| Plate Width | 889 mm (35″) | 889 mm (35″) | 889 mm (35″) | 889 mm (35″) | 889 mm (35″) |
| Plate Length (Unbent) (Slit type) | 539mm | 564mm | 577mm | 591mm | 609mm |
| Plate Thickness | 0.30mm | 0.30mm | 0.30mm | 0.30mm | 0.30mm |
| Blanket Length (‘T’ Bar Type including bars) | 556mm | 581mm | 594mm | 608mm | 626mm |
| Blanket Length (Narrow-gap including bars) | 580mm | 605mm | 618mm | 632mm | 650mm |
| Blanket Width | 889mm | 889mm | 889mm | 889mm | |
| Blanket Thickness (including packing) | 1.65+0.45 | 1.65+0.45 | 1.65+0.45 | 1.65+0.45 | 1.65+0.45 |
| Paper Width | 700-889mm | 700-889mm | 700-889mm | 700-889mm | 700-889mm |
| Reel Diameter (Max) | 1070mm (42″) | 1070mm (42″) | 1070mm (42″) | 1070mm (42″) | 1070mm (42″) |
| Printing Length (Max)’T’ Bar Type Blanket | 482mm | 507mm | 520mm | 534mm | 552mm |
| Printing Length (Max) Narrow-gap Blanket | 490mm | 515mm | 528mms | 542mm | 560mm |
| Paper gsm (uncoated) | 38-80gsm | 38-80gsm | 38-80gsm | 38-80gsm | 38-80gsm |