Products Sample Preparation Rubber processing machine Lab Blown Film Extrusion Three Layer Co-Extrusion Film Blowing Machine
Lab Blown Film Extrusion Three Layer Co-Extrusion Film Blowing Machine

Rubber processing machine

Lab Blown Film Extrusion Three Layer Co-Extrusion Film Blowing Machine

Item Number : RPM-05

Price varies based on specs and customizations


Screw aspect ratio (L/D)
33:1(or customized)
Screw speed
0-95rpmFrequency conversion speed regulation
Motor (kg)
Variable frequency motor or servo motor
Main motor power
4KW(or customized)
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Introduction

Lab blown film extrusion is mainly used to detect the feasibility of film blowing of polymer materials and the colloid condition in the materials, as well as the dispersion of colored dispersions, controlled mixtures, and extrudates;

Detail & Parts

Lab Blown Film Machine
Lab blown film extrusion
Three layer co-extrusion film blowing machine
Three layer co-extrusion film blowing machine
Three layer co extruded sample(ABC)
Three layer co extruded sample(ABC)

Application

The lab blown film extrusion is a small film blowing equipment specially designed for laboratory environment. It is usually used for scientific research, teaching and small batch production. Compared with large-scale industrial film blowing machines, laboratory film blowing machines have the characteristics of small size, easy operation and low cost. The application scope of laboratory film blowing machines mainly includes the following aspects:

Scientific research experiments: In the fields of materials science, chemistry, bioengineering, etc., researchers use laboratory film blowing machines to prepare various plastic films for performance testing, structural analysis and application research.

Teaching demonstration: In the relevant professional teaching of colleges and universities and vocational and technical schools, laboratory film blowing machines are often used to demonstrate the production process of plastic films to help students understand the principles and operation methods of film blowing technology.

Small batch production: For enterprises or individuals who need to produce plastic films on a small scale, laboratory film blowing machines can meet their needs for films with specific specifications and performances, especially in the product development and trial production stages.

Customized service: Some laboratory film blowing machines can also provide customized services, producing films of specific specifications, colors, and thicknesses according to the special needs of customers to meet personalized needs.

Principle

Lab blown film extrusion is a process used to produce thin plastic films, typically from thermoplastic materials such as polyethylene (PE), polypropylene (PP), and others. This process is commonly used in research and development (R&D) laboratories to create small batches of film for testing and prototyping purposes. The lab-scale equipment allows for precise control over the process parameters, enabling the development of custom film properties.

Features

Detect the feasibility of film blowing of various polymer composite materials;

The three-layer co-extrusion structure improves the transverse and longitudinal tensile strength of the film and the puncture resistance to form a multifunctional plastic film;

The unique ABC three-layer co-extrusion flow channel design has uniform thickness and stable melt pressure, which is suitable for different composite materials;

Technical specifications

Model No. RPM-05A RPM-05B
Name Single layer blown film Three layer co-extrusion blown film
Screw diameter 25mm or customized 25mm *3 or customized
Screw aspect ratio (L/D) 33:1(or customized)
Screw speed 0-95rpmFrequency conversion speed regulation
Motor (kg) Variable frequency motor or servo motor
Main motor power 4KW(or customized)
Die diameter 25mm( or customized) 30mm( or customized)
Max diameter of the film 150-180mm( or customized) 300mm( or customized)
Volume(mm)(W*D*H)  1800*800*2000mm 2100*950*2300mm
Weight(kg) about 450kg about 1100 kg
Power supply 3∮,AC380V
※Special models can be designed according to customers ' requirements.

FAQ

What Is The Primary Purpose Of Using A Lab Blown Film Extrusion Machine?

The primary purpose of a lab blown film extrusion machine is to produce small batches of plastic film for research and development (R&D) purposes. This allows for the testing and prototyping of new film formulations and properties before scaling up to production.

What Types Of Materials Are Commonly Used In Lab Blown Film Extrusion?

Common materials used in lab blown film extrusion include polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), and other thermoplastic resins. These materials can be in the form of pellets, granules, or powder.

How Does The Extruder Melt The Plastic Material?

The extruder melts the plastic material by heating the resin as it moves through the barrel. The barrel is divided into several heating zones, each with adjustable temperature settings. The screw inside the barrel conveys the resin forward, mixing and melting it as it progresses.

What Is The Function Of The Screen Pack And Breaker Plate In The Extrusion Process?

The screen pack and breaker plate serve to filter out contaminants and ensure a homogeneous melt. The screen pack consists of several layers of metal screens that trap impurities, while the breaker plate helps to maintain pressure and smooth the flow of the melt.

How Is The Bubble Formed In The Blown Film Extrusion Process?

The bubble is formed by inflating the molten plastic as it exits the circular die. Air is introduced through the nipple (air ring) to expand the tubular shape into a bubble. The bubble is stabilized by internal air pressure and external cooling.

Why Is The Bubble Pinched At The Bottom During The Extrusion Process?

The bubble is pinched at the bottom by a set of nip rolls to flatten the tube into a flat film. This step is crucial for converting the tubular shape into a usable flat film that can be wound onto a take-up roll.

What Factors Can Be Adjusted To Control The Thickness Of The Film?

Factors that can be adjusted to control the film thickness include the die gap (the distance between the die lips), the air pressure inside the bubble, the take-up speed, and the cooling rate. These parameters can be fine-tuned to achieve the desired film thickness.

How Is The Quality Of The Film Assessed During The Extrusion Process?

The quality of the film is assessed by inspecting it for defects such as streaks, bubbles, or uneven thickness. Thickness and width measurements are taken using specialized tools like micrometers or calipers. Samples may also be subjected to further testing in the laboratory to evaluate properties like tensile strength, opacity, and barrier performance.

Can Multi-layer Films Be Produced Using A Lab Blown Film Extrusion Machine?

Yes, multi-layer films can be produced using a lab blown film extrusion machine. This is typically achieved by using a multi-layer die that allows for the simultaneous extrusion of different materials or layers. The process can be adjusted to create films with varying layer configurations and properties.

What Are The Methods Used To Deposit Thin Films?

The two main methods used to deposit thin films are chemical vapor deposition (CVD) and physical vapor deposition (PVD). CVD involves introducing reactant gases into a chamber, where they react on the surface of the wafer to form a solid film. PVD does not involve chemical reactions; instead, vapors of constituent materials are created inside the chamber, which then condense on the wafer surface to form a solid film. Common types of PVD include evaporation deposition and sputtering deposition. The three types of evaporation deposition techniques are thermal evaporation, electron-beam evaporation, and inductive heating.

What Is Thin Film Deposition Equipment?

Thin film deposition equipment refers to the tools and methods used to create and deposit thin film coatings onto a substrate material. These coatings can be made of various materials and have different characteristics that can improve or alter the substrate's performance. Physical vapor deposition (PVD) is a popular technique that involves vaporizing a solid material in a vacuum, then depositing it onto a substrate. Other methods include evaporation and sputtering. Thin film deposition equipment is used in the production of opto-electronic devices, medical implants, and precision optics, among others.

What Is Thin-film Deposition Technology?

Thin film deposition technology is the process of applying a very thin film of material, ranging in thickness from a few nanometers to 100 micrometers, onto a substrate surface or onto previously deposited coatings. This technology is used in the production of modern electronics, including semiconductors, optical devices, solar panels, CDs, and disk drives. The two broad categories of thin film deposition are chemical deposition, where a chemical change produces a chemically deposited coating, and physical vapor deposition, where a material is released from a source and deposited on a substrate using mechanical, electromechanical, or thermodynamic processes.

What Are The Advantages Of Using Thin Film Deposition Equipment?

Thin film deposition equipment offers several advantages in various industries and research fields. It enables precise control over film properties such as thickness, composition, and structure, allowing for tailored materials with specific functionalities. Thin films can be deposited over large areas, complex shapes, and different substrate materials. The deposition process can be optimized to achieve high uniformity, adhesion, and purity of the films. Additionally, thin film deposition equipment can operate at relatively low temperatures, reducing thermal stress on the substrate and enabling deposition on temperature-sensitive materials. Thin films find applications in fields such as electronics, optics, energy, coatings, and biomedical devices, offering enhanced performance, protection, or functionality.

What Factors Should Be Considered When Selecting Thin Film Deposition Equipment?

Several factors should be considered when selecting thin film deposition equipment. The technique (PVD, CVD, ALD, MBE) should align with the desired film properties and the specific material being deposited. The size and configuration of the deposition chamber should accommodate the substrate size and shape requirements. The equipment's capabilities in terms of film thickness control, uniformity, and deposition rate should meet the application needs. Considerations should also include the availability and compatibility of precursor materials or target sources for the desired film composition. Other factors to consider are the ease of operation, maintenance requirements, vacuum system reliability, and any additional features such as in situ monitoring or control options. Consulting with experts or manufacturers can provide valuable guidance in selecting the most suitable thin film deposition equipment for a specific application.

What Safety Considerations Are Associated With Operating Thin Film Deposition Equipment?

Operating thin film deposition equipment requires certain safety considerations to ensure the well-being of operators and prevent potential hazards. Some deposition techniques involve the use of high temperatures, vacuum environments, or toxic gases. Adequate safety protocols should be in place, including proper training for operators, use of personal protective equipment (PPE), and adherence to safety guidelines provided by the equipment manufacturer and regulatory agencies. Proper ventilation systems should be installed to handle any hazardous gases or by-products generated during the deposition process. Emergency shut-off systems, alarms, and interlocks should be implemented to handle unexpected events or equipment malfunctions. Maintenance and periodic inspections should also be conducted to ensure the equipment's safety and functionality. It is crucial to have well-established safety protocols and follow recommended practices to minimize risks associated with thin film deposition equipment operation.
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4.7

out of

5

Exceptional quality and durability. Ideal for our lab's needs.

Hiroshi Tanaka

4.8

out of

5

Fast delivery, excellent value for money. Highly recommend!

Elena Müller

4.9

out of

5

Technologically advanced, simplifies our research process.

Carlos Silva

4.7

out of

5

Robust design, handles complex experiments with ease.

Anya Petrova

4.8

out of

5

User-friendly interface, saves time and boosts efficiency.

Liam O'Brien

4.9

out of

5

Reliable performance, crucial for our critical research.

Fatima Al-Mansour

4.7

out of

5

Compact yet powerful, perfect for small lab spaces.

Sofia Rossi

4.8

out of

5

Innovative features, enhances our film blowing experiments.

Andrei Volkov

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