Stretch Blow Molding Machine

General Description

Automatic stretch blow molding machine can blow plastic medicine bottles (Injection Bottles). It is suitable for PP material. And our company can offer the relevant mould for your every need. Our PP stretch blow molding machine is small in size, low in energy consumption and high in productivity.

Note:We are the professional PP stretch blow supplier in China, and we can provide customized machine and mould according to client requirement to meet the special need of your product.

Main Features

1. After preform injection, the heat can be used for bottle blowing and no need of preform packaging, storage, reheating and other working procedures.
2. This kind of PP stretch blow molding machine is featured of less land occupation, simple management, high degree of automation and less labor intensify (1 person can control more than 3 machines).
3. Due to it has a temperature adjustable station, so it is suitable for complicated and difficult shape products (such as PP IV-solution bottles).
4. The compact structure of the automatic stretch blow molding machine greatly shortens the production cycle and enhances productivity.
5. PP stretch blow molding machine adopts variable pump and servo motor that can maximally reduce the energy consumption.
6. The cost of the mold replacement is far lower than similar foreign equipment.

Ready-made pictures

  • PP Baby Feeding Bottle

Injection, Stretch and Blow Process Maps


  • Blow Molding Injection Preform

  • product Preform up

Advantages

1. The PP stretch blow molding machine adopts advanced blowing machine design, such as the fully automatic plastic bottle blowing equipment with micro-computer, the control cabinet is separate from the main machine and the PLC man and machine interface between operator and machine.
2. The adjusting speed system adopts frequency conversion, so it is suitable for the full-hardened decelerator box with the characters of steady speed, low noise and durable.
3. This kind machine adopts clamping mould, transfer mode system, beam arm, three-bit and linear ball bearings with high precision ,small resistance and fast speed.
4. The blowing needle holder of this kind of PP stretch blow molding machine adopts “hand style platform clamp” method that is easy and precise to adjust with stable performance.

Specifications

No. Item Unit Data
1 Screw Diameter mm 40
2 Theoretical Injection Capacity g 150
3 Injection Clamping Force KN 200
4 Blow Clamping Force KN 62
5 Motor Power KW 20
6 Heater Capacity KW 6.4/4
7 Operating air pressure Mpa 0.7-0.9
8 Blowing pressure Mpa 2-3
9 Cooling water bar 1-3
10 Dimension of Machine cm 350×140×313
11 Machine weight Kg 5000
12 Suitable material PP

Product-related Configuration/ Parts

No. Item Brand
1 Hydraulic Valve YUKEN
2 Servo Motor System Mitsubishi Motor+YUKEN pump
3 Seal Ring HALLITE
4 Hydraulic oil motor Intra-Italia
5 Cylinder Air Valve SMC
6 Air Cylinder SMC/AIRTAC
7 PLC   OMRON
8 Rotation Plant Servo Motor OMRON
9 Low-voltage electrical components  Schneider
10 Temperature controller  OMRON
11 Material used for mould Mould Stainless Steel
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