RYYT 452 series multi color offset printing machine is the market and technology leader in the field of metal decorating presses. RYYT 452 series multicolor offset printing machine provides a high-performance metal printing solution and excellent print quality. The multi color offset printing machine is an automatic offset printing machine with low make-ready times and is easy to operate. RYYT 452 series multi color offset printing machine include 1-color, 2-color , 3-colour, 4-colour , 5-color, 6-color, 8-colour, multi-color metal printing presses and we can provide 1-color, 2-color, 3-colour, 4-colour, 5-color, 6-color, 8-colour, multi-color metal printing presses at a suitable price.
| CONFIGURATIONS | RYYT1452W/1-COLOR | RYYT2452/2-COLOR | RYYT3452/3-COLOR |
| Maximum sheet size | 1145×950mm | 1145×950mm | 1145×950mm |
| Minimum sheet size standard | 712×510mm | 712×510mm | 712×510mm |
| Sheet thickness standard | 0.15-0.4mm | 0.15-0.4mm | 0.15-0.4mm |
| Maximum printing area | 1135×945mm | 1135×945mm | 1135×945mm |
| Size of printing plate | 1160×1040×0.3mm | 1160×1040×0.3mm | 1160×1040×0.3mm |
| Size of pre-bar blanket | 1175×1135×1.9mm | 1175×1135×1.9mm | 1175×1135×1.9mm |
| Gripper margin | 3-5mm | 3-5mm | 3-5mm |
| Maximum mechanical speed | 5000 sheets/hr Maximum printing speed depending upon printing shop conditions and ingoing material quality | ||
| Height of infeed table | 916mm | 916mm | 916mm |
| Maximum weight of feeder pile | 2.0 (ton) | 2.0 (ton) | 2.0 (ton) |
| Power of main motor | 15 kw | 15kw+15kw | 15kw+15kw+15kw |
| Capacity of air pump | 80+100(m³/hr) | 80+100(m³/hr) | 80+100(m³/hr) |
| Dimension of machine(LxWxH) Length without inspection table | 6850x3700x2460mm | 10750x3700x2460mm | 14750x3700x2460mm |
| Total connected load of machine without dryers | 36kw | 56kw | 76kw |
| Running pressing of air cylinder | 0.6-0.8Mpa | ||
| Compressed air | ≥140m³/h | ||
Three printing cylinders are arranged vertically for easy operation;
Quick gripper for printing plate and rubber cloth to reduce lead time;
Drive system of ink/water supply can be separated from the main motor to avoid dry abrasion of the rubber roller;
Advanced structure for dynamic pressure adjustment of water/ink roller makes easy operation;
Automatic adjustment of synchronization between feeder and main motor by easy operation of push button;
The shaft-less drive is used. Four printing couples are controlled by individual motor so they are independent.
The synchronized optic cable between printing couples, through the virtual main axis as reference, makes the four units quite synchronized.
Main drive device with simple structure has only one communication bus to connect PLC and is easy for service;
All cylinders/rollers and delivery device and double sheet ejector are coupled pneumatically featuring simple structure and easy operation;
Water/ink duct rollers are controlled separately by frequency converter for continuous speed change, and are synchronized/traced with main motor;
Reasonable and advanced arrangement of china offset printing machine water/ink rollers guarantees printing quality;
All three big cylinders use advanced high precision bearing support to ensure quality printing;
Hard lining structure ensures solid screen dot;
High point closing of jaws with strong gripping force and reliable transfer;
Sheet transfer by imported electronic device and standard air cylinder features simple structure and accurate transfer;
The stock lift mechanism is operated by worm wheel and chain wheel with strong load capability and without slip;
A No-sheet detector for stock controls the air pump operation and holds back the stock lift.
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