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LSF398 manual plastic moulding machines
- 50 Set / Sets per Month
- Shanghai
- T/T
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Product Details
Condition | New | Type | Preform Injection | |
Style | Horizontal | Brand Name | Longsheng | |
Model Number | LSF398 | Place of Origin | Jiangsu, China | |
Plastic Type | Thermosetting | Automatic | Yes | |
Injection Weight | 1260g,1447g,1646g | Injection Rate | 310g/s-405g/s, 356g/s | |
Clamping Force | 3980kn | Opening Stroke | 200mm | |
Power(W) | 37kw | Certification | CE | |
After-sales Service Provided | Engineers available to service machinery overseas |
woodcase
Product Description
LSF398 manual plastic moulding machines along with
plete production line supply(injection machine+mould+auxilaries)
2.overseas testing and installation supply
Pls check following specifications and let us know the model which you wanted, or let us know your needed making products details, so that we can check and recommend related machine to you.
welcome contact us for more details and professional services.
INJECTION UNIT |
| Unit | LSF-398 | ||
A | B | C | |||
Screw Diameter | Mm | 70 | 75 | 80 | |
Screw L/D Ratio | L/D | 21.4 | 20 | 18.8 | |
Short Size | Cm3 | 1385 | 1590 | 1809 | |
Injection weight | G | 1260 | 1447 | 1646 | |
Injection Rate | g/s | 310 | 356 | 405 | |
Plasticizing capacity | g/s | 60 | 65 | 70 | |
Injection Pressure | Mpa | 195 | 158 | 139 | |
Screw Speed | Rpm | 0-165 | |||
CLAMPING UNIT | Clamp Force | KN | 3980 | ||
Space Between Tie Bars | mm | 720*720 | |||
Toggle Stroke | mm | 700 | |||
Max. Mold Height | mm | 760 | |||
Min. Mold Height | mm | 280 | |||
Ejector Stroke | mm | 200 | |||
Ejector Tonnage | KN | 110 | |||
Ejector Number | P | 13 | |||
OTHERS | Max. pump Pressure | Mpa | 16 | ||
Pump motor powder | Kw | 37 | |||
Heater Power | Kw | 24.8 | |||
Machine Dimension(L*W*H) | M | 7.3*2.0*2.2 | |||
Oil Tank Capacity | L | 850 | |||
Machine Weight | T | 16 |
Machine Structure manual plastic moulding machines 398ton (Standard Configuration)
1. Adopting double-cylinder injection, with multilevel injection, pressure maintaining and anti-dribbling action, good injection pressure and good injection speed.
2. Low-speed high torque hydraulic motors drive screws directly, stepless speed changing is achieved.
3. Adopting five-pivot point double-elbow hydraulic machinery clamping devices and stable movement.
4. Adopting computer control, proportional electrohydraulic drive, auto-alarm, fail safe, high degree of automation.
5. Hydraulic motor actuate gearwheel to regulate mold.
6. Pre-molding and back-pressure regulator.
7. Low pressure protection for mold.
8. Multiple hydraulic ejecting.
9. Hydraulic oil pressure, double-pump, double-proportion control.
10. Single hydraulic inserting and taking-out core device.
11. Mechanical and electrical safety device.
12. Molding memory system.
13. Liner displacement sensor control.
14. Special computer for injection molding machine.
15. The machine has “Manual” mode, “Semi-automatic” mode and “Automatic” mode. “Automatic” mode including “Electric Eye” automatic and “Time” automatic for users to choose.
16. Hydraulic components are designed to be outside the machine, which is easy for installation and maintenance.
manual plastic moulding machines 398ton Features:
1)Plastic injection moulding machine hydraulic unit
This unit of our plastic injection molding machine composed of imported advanced hydraulic components. System pressure is controlled by proportional valve. According to users demand, a quick mold clamping device and fast-respond excellent control valves also can be fitted on the unit.
2)Plastic injection moulding machine clamping unit
Optimum designed double-toggle five-joint clamping machinery has functions such as large open stroke, efficient and reliable movement. Multi-eject Functions with pressure, speed, position and delay time adjustable are suitable for various molding conditions. In addition, we can deploy multilevel moulding devices according to the requirement of the user.
3)Plastic injection machine electronic equipments control
It is adopted special computer of plastic-injection machine and advanced CPU controller. Which can raise the operating speed of the control system and warm of excess oil-temperature to ensure the working accuracy of machine.
1.Reliable thermosetting LSF398 manual plastic moulding machines equiped with closed loop control for pressure and flow .low noise,high precision and energy saving .
We design,manuafcture and supply our own brand of injection molding machine called “Longsheng” with clamping force ranged from 600kn to 16800kn, injection weight from 80g to 10000g, and can provide custom-built machine.
2.Inject all kinds of plastic parts, bottle preform, engineering plastic, UPVC, PVC, PE pipes fitting, pomponents for automotive, household, eletronics, telecommunication, ETC
Advantages:
Control part:
1.It adopts imported computer for plastic injection machine , with large screen . high definiyion crystal display and human-computer interface in different languages. Through CPU independent control and individual treatment. It has raised the running speed of thr control system and alarming of successive oil temperature , thus I,proving the operating speed of the machine.
2.Closed –loop temperature control system to ensure the accuracy and reliability of the barrel temperature . The functions of cold –proof boot, alarming and parameter memory for the molding, with password protection. The injection and switch are controlled by imported ruler.
Injection part:
1.The excellent chrome , molybdenum and aluminum alloy screw and barrel have undergone the nitrilizing process, applicable to various plastic materials.
2.The injection cylinder(258T advanced) is parallel or balance for both sides of the barrel, so as to ensure the non-deviation of thr nozzle, good sealing and non-leadage. It is equipped with double guide pillar supporting system which can inject under multifarious pressure at various speeds. It also uses one-stop hydraulic pre-injection device.
Hydralic part:
It adopts the imported top quality hydraulic components, proportional control for pressure and flow.
Mouding-adjusment part:
Mold is adjusted by gear controlled by oil motor , the mold can be adjusted automatically in accordance with the setting pressure , which is both convenient and reliable.
Mold part
1.Five –fulcrum crankshaft structure , the mold and bracket structure together,with good rigidity and high-fitting precision, adopting the computerized optimized design. The mold employs finite element analysis, with double pulling and inserting device.
2.Perfroms thefunctions of super sensitive low pressure protection. The mechnical hydraulic and electrical protection have the human safety. The dismounable fill-out hopper can be installed conveniently and automatically.The moveable platen adopts a fixed durable vertical brace that is adjustable. With little friction and balanced dependable moving. Clamp opening is synchro with ejection
Good Quality: Strict quality control system .Good reputation in the market.
Fast Delivery: High efficiency forwarder,quality ,quantity and timely shipment.
Good Service: Our company provide one-stop service
Q: What is the ability of your factory?
A: About injection molding machine, we could produce 60-80 sets machines per month.
Q: Do you have any technical supports about your products?
A: We have many agents in the world , like in Russia , in Egypt, in Iran and in UZ ,etc , which will give you on site technical support, Or we will send you our technical engineer to buyer’s factory for installation ,
Q: Do you have any other service about your products?
A: We have a lot of experience on making complete “Turn-Key” projects and specifications for our clients. Also we have a fixed service system
Company Profile

Changzhou Longsheng Machinery Co., Ltd. (Longsheng) is located at Zhonglou Science and Technology Industry Park of Changzhou. We mainly produce and sell plastic injection molding machines, with high technology and reliable quality. Our products are selling well all over the world. We compare price with the same quality, while comparing quality with the same price, and compare service with the same quality and price, so as to improve our management. We always integrate optimized designs with manufacture and good sales service together. We utilize 24 hours networking for sales services. All lifecycle services for products and smile are our characteristics. Ways to success start from Longsheng. With strong capability, Longsheng is devoted to building a brand name - Longsheng Machinery Series. The clamp force of our machines ranges from 600KN to 16800KN, and shot weight ranges from 63g to 10,000g. Our plastic injection molding machines are widely applied in the areas of automobile, mechanical, chemical, and electrical industries, daily supplies, and toys. With good quality, professional services and sincere credit, Longsheng can go along with new and old clients, to realize the complementary of each other's advantages, resource sharing and mutual benefits. We can try to create a prosperous future with our customers as we always do.
Contact Us
- Changzhou Longsheng Machinery Co., Ltd.
- Contact nameRichard Chan Chat Now
- Phone0086-519-88018962
- Address65-28#,Xinggang Road,Changzhou, Changzhou, Jiangsu
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