into bubble film. Its products are widely used to
2. Main Technical Variables:
| Model |
SJCOT-55 |
SJCOT-60 |
SJCOT-65 |
Features |
Raw Material |
HDPE, LDPE, LLDPE; Virgin and Recycled |
| Film Width |
800mm |
1500mm |
2000mm |
| Average Output |
80Kgs |
120Kgs |
150Kgs |
| Film Thickness |
0.008mm-0.15mm |
| Power supply |
380V, 3Phase, 50Hz |
| Weight |
3000KG |
3500KG |
4000KG |
| Dimension |
6M×5M×5.5M |
6M×6M×6M |
6M×7M×7.5M |
Extrusion Unit |
Screw& Barrel Diameter |
50mm×2
55mm×1 |
55mm×2
60mm×1 |
60mm×2
65mm×1 |
| Screw& Barrel L/D ratio |
32:1 |
| Motor |
15KW×2
22KW×1 |
18.5KW×2
30KW×1 |
30KW×2
45KW×1 |
| Gearbox |
146/173 |
146/173 |
173 |
| Die Head Type |
Rotary Die Head |
| Die Size |
400MM |
450MM |
600MM |
| Heating |
50kw |
60kw |
80kw |
| Blower |
7.5KW |
Film
Taking-up Tower |
Upper Tower Type |
Rise and Fall |
| Roller Length |
1000mm |
1700mm |
2200mm |
| Roller Working Way |
Opened and Tightened by Air Cylinders |
| Take Up Motor |
1.5KW |
Winding Station |
Winder Type |
Double winding station |
| Rollers Length |
1000mm |
1700mm |
2200mm |
| Torque Motor |
15N/M×3 |
| Max. Winding Diameter |
600mm |
Control Panel |
Temperature control |
10 zones |
| Electronics |
Top China Brand |
| Inverter |
3pcs |
| Optional Equipment |
Hopper loader, Corona, Mechanical Screen Changer |
3. More Detailed Pictures
Based on Zhejiang, we face the whole country, and approach to the world.
General features:
Model: SJCOT-55
Maximum film width: 1200mm
Output capacity: around 120kg/h Note: output depends on film width/thickness etc
Power supply: 380V three phase; 50Hz
Raw Material: HDPE/LDPE/LLDPE
Dimension (
L×W×H): 4500mm×4000mm×7000mm
Weight: About 4000kg
Extruder unit:
Main motor power: 22KW/18.5KW/18.5KW
Screw diameter: 55mm/50mm/50mm
Screw L/D ratio of screw: 32:1
Speed of screw: 5-100rpm
Barrel cooling: 1/6 Hp cooling blower
Film thickness: 0.008-0.15mm
Gear Box: model 173/146/146
Material of screw and barrel: Alloyed high-quality steel 38CrMoAlA with optimum hardness and strong corrosion resistance after precision finishing and nitrogen treatment
Heaters: stainless heaters and cast aluminum heaters
Heating capacity: 40kw
Rotary inflation head
Inflation Die: 300mm
Cooling air blower: 7.5kw
Air ring: double lips air ring
High speed screen changer: 3sets
Take up unit
Film bubble taking up motor: 1.5kw
Steel roller/rubber roller length: 1400mm
Guiding roller: 2pcs
Wooden plank bubble supports and A-frame with Gusset device
Tower's height adjusted by motor-rise and fall type
Film taking off speed: 5-40m/min
Film bubble size sensor installed; automatically give more air if bubble size becomes smaller
Ladder and walking board width: 60cm
Double winding station
Winding type: by fraction
Winding motor: 15N/M torque motor x 3SETS
Torque motor controlled by speed adjuster, easy for operation
Friction metal/rubber roller: 220mm diameter*1400mm (L)
Maximum winding diameter: 600mm
Side slitting blade at the two sides
Center slitting knife to cut the film into smaller film stripe: 3pcs
Waste film collecting system
Air shaft: 4pcs
Control Panel
1. Temperature of barrel and die head controlled by digital temperature controller
2. Inverter controls main motor/taking up motor/air blower
3. Electronics used are all Chinese top brand
4. Current meters and Voltage meters show the working state of motors
5). Small fan installed to avoid high temperature caused by long time running
Free spare parts:
1. heater band for barrel: 2pcs; 2. heater band for die head: 1pc; 3. heater band for screen changer: 1pc; 4. heater band for rotating unit (if it is rotary die head): 1pc; 5. thermocouple: 2pcs;
6. Voltage meter: 2pcs; 7. Current meter: 2pcs; 8. AC contactor: 2pcs; 9. Blue pipe for air blower: 1set; 10. Blue pipe for rotary air ring (if it is rotary die head): 1set; 11. Belts for main motor: 1set
12. Red/green buttons and other switches: 2pcs each; 13. one set of tools for maintenance
14. carbon brush for rotary die head: 1set; 15. temperature controller: 1pc
4. High-quality Machines
Ruian Songshan Machinery is studying and adopting international standards and industry-leading technology to create high-quality film blowing machine and high-speed bag making machine, and flying high around the world with "integrity, responsibility, innovation and dedication".
5. Workshop& Warehouse
Ruian Songshan Plastic Machinery Co., Ltd. Was founded in 1995, located in beautiful scenery city-Rui'an near east sea. With mature technologies and abundant manufacturing experiences, Songshan is a qualified plastic machinery manufacturer that specializes in making all kinds of sealing & cutting machine, all kinds of blown film extruder and all kinds of plastic recycling machine. It is integrated manufacture, sales and after sales.
6. Delivery& Package
With advanced technologies, good quality and perfect after-sales service, our all products are far distributed to Russia, Iran, India, Malaysia, South Africa, Indonesia, and Algeria and so on.
7. After Service
Delivery Date: 30 days after deposit
Guarantee: One year. (Also, we will offer you our best after service after one year warranty period as you will afford our technician's cost which includes his visa, air ticket, hotel, food and also their salary USD80 per day per person.)
8. The quality creates the brand.
Since "Songshan" establishment, it has become one of the most advanced plastic machinery manufacturer in Zhejiang. We place great emphasis on research and development and search for new and better way to improve our machine.
Dear friends:
This is Anna, from Sales Department of Ruian Songshan Machinery. If you have any questions about our machines or you're interested in our high output film blowing machines or high-speed bag making machines, please be free to contact with me by email, whatsapp or wechat.
Audited Supplier 
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