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)
ISO & CE icon

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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 A Lab Press?

A lab press, also known as a laboratory press, is a machine used to create compressed pellets from powdered material for various applications such as pharmaceutical development, spectroscopy, and bomb calorimetry. The powders are placed into a die and are pressed into shape by hydraulic action. Lab presses can have a wide range of pressures, from 15 to 200 metric tons, and can accommodate a wide range of different-sized or customized dies. They are commonly used in industries such as pharmaceutical, laminating, rubber and plastic molding, and for R&D work, testing, short runs, limited production, cell manufacturing, and lean manufacturing.

What Are The Main Types Of Rubber Processing Machines?

The main types of rubber processing machines include twin screw extruders, plate vulcanizing presses, open mixing mills, small lab rubber calendering machines, lab internal rubber mixers, lab plastic PVC calenders, automatic high temperature heat presses, and more. Each type is designed for specific tasks such as mixing, vulcanizing, calendering, and extruding rubber materials.

What Is Physical Vapor Deposition (PVD)?

Physical vapor deposition (PVD) is a technique for depositing thin films by vaporizing a solid material in a vacuum and then depositing it onto a substrate. PVD coatings are highly durable, scratch-resistant, and corrosion-resistant, making them ideal for a variety of applications, from solar cells to semiconductors. PVD also creates thin films that can withstand high temperatures. However, PVD can be costly, and the cost varies depending on the method used. For instance, evaporation is a low-cost PVD method, while ion beam sputtering is rather expensive. Magnetron sputtering, on the other hand, is more expensive but more scalable.

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 Is The Purpose Of A Hydraulic Press In Lab?

A hydraulic press in the laboratory is used to test the strength and durability of materials, investigate the effects of high pressure on different substances, and create pellets for sample analysis. It is a machine that uses fluid pressure to generate a force, which can be used to compress or mold materials. Laboratory hydraulic presses are smaller versions of industrial machines that offer more precision and control. They are commonly used to create KBr pellets for FTIR and general sample pellets for XRF in order to study the elemental composition of materials.

What Is The Principle Of Operation For A Twin Screw Extruder Plastic Granulation Machine?

A twin screw extruder plastic granulation machine operates by mixing and processing raw materials like engineering plastics, modified plastics, waste plastics, and masterbatches through a twin screw mechanism. This machine ensures thorough mixing and processing for various plastic materials.

What Is Magnetron Sputtering?

Magnetron sputtering is a plasma-based coating technique used to produce very dense films with excellent adhesion, making it a versatile method for creating coatings on materials that have high melting points and cannot be evaporated. This method generates a magnetically confined plasma near the surface of a target, where positively charged energetic ions collide with the negatively charged target material, causing atoms to be ejected or "sputtered." These ejected atoms are then deposited on a substrate or wafer to create the desired coating.

What Are Different Type Of Lab Presses?

Different types of laboratory presses include manual hydraulic presses, automated hydraulic presses. Manual hydraulic presses use hand-operated levers to apply pressure, while automated presses are equipped with programmable controls to press products more accurately and consistently. When selecting a hydraulic press, it is important to consider the amount of force needed for a specific sample, how much space is provided in the lab, and how much energy and strength is required to pump the press.

What Is The Purpose Of A Plate Vulcanizing Press In Rubber Processing?

A plate vulcanizing press is used for the vulcanization of rubber products. Vulcanization is a critical process in rubber manufacturing that improves the material's strength, elasticity, and resistance to heat and chemicals.

Why Magnetron Sputtering?

Magnetron sputtering is preferred due to its ability to achieve high precision in film thickness and density of coatings, surpassing evaporation methods. This technique is especially suitable for creating metallic or insulating coatings with specific optical or electrical properties. Additionally, magnetron sputtering systems can be configured with multiple magnetron sources.

How Does An Open Mixing Mill For Rubber Work?

An open mixing mill for rubber works by mixing and dispersing rubber, plastic raw materials, pigments, masterbatches, and other high molecular polymers. The machine consists of two rollers that rotate in opposite directions, ensuring uniform mixing and dispersion of the materials.

What Are The Materials Used In Thin Film Deposition?

Thin film deposition commonly utilizes metals, oxides, and compounds as materials, each with its unique advantages and disadvantages. Metals are preferred for their durability and ease of deposition but are relatively expensive. Oxides are highly durable, can withstand high temperatures, and can be deposited at low temperatures, but can be brittle and challenging to work with. Compounds offer strength and durability, can be deposited at low temperatures and tailored to exhibit specific properties.

The selection of material for a thin film coating is dependent on the application requirements. Metals are ideal for thermal and electrical conduction, while oxides are effective in offering protection. Compounds can be tailored to suit specific needs. Ultimately, the best material for a particular project will depend on the specific needs of the application.

What Are The Advantages Of Using A Lab Internal Rubber Mixer?

A lab internal rubber mixer offers advantages such as efficient mixing, kneading, and dispersing of various chemical raw materials like plastics, rubber, synthetic rubber, and low-viscosity materials. It is particularly useful for laboratory settings where precise control and small batch processing are required.

What Are The Methods To Achieve Optimal Thin Film Deposition?

To achieve thin films with desirable properties, high-quality sputtering targets and evaporation materials are essential. The quality of these materials can be influenced by various factors, such as purity, grain size, and surface condition.

The purity of sputtering targets or evaporation materials plays a crucial role, as impurities can cause defects in the resulting thin film. Grain size also affects the quality of the thin film, with larger grains leading to poor film properties. Additionally, the surface condition is crucial, since rough surfaces can result in defects in the film.

To attain the highest quality sputtering targets and evaporation materials, it is crucial to select materials that possess high purity, small grain size, and smooth surfaces.

Uses Of Thin Film Deposition

Zinc Oxide-Based Thin Films

ZnO thin films find applications in several industries such as thermal, optical, magnetic, and electrical, but their primary use is in coatings and semiconductor devices.

Thin-Film Resistors

Thin-film resistors are crucial for modern technology and are used in radio receivers, circuit boards, computers, radiofrequency devices, monitors, wireless routers, Bluetooth modules, and cell phone receivers.

Magnetic Thin Films

Magnetic thin films are used in electronics, data storage, radio-frequency identification, microwave devices, displays, circuit boards, and optoelectronics as key components.

Optical Thin Films

Optical coatings and optoelectronics are standard applications of optical thin films. Molecular beam epitaxy can produce optoelectronic thin-film devices (semiconductors), where epitaxial films are deposited one atom at a time onto the substrate.

Polymer Thin Films

Polymer thin films are used in memory chips, solar cells, and electronic devices. Chemical deposition techniques (CVD) offer precise control of polymer film coatings, including conformance and coating thickness.

Thin-Film Batteries

Thin-film batteries power electronic devices such as implantable medical devices, and the lithium-ion battery has advanced significantly thanks to the use of thin films.

Thin-Film Coatings

Thin-film coatings enhance the chemical and mechanical characteristics of target materials in various industries and technological fields. Anti-reflective coatings, anti-ultraviolet or anti-infrared coatings, anti-scratch coatings, and lens polarization are some common examples.

Thin-Film Solar Cells

Thin-film solar cells are essential to the solar energy industry, enabling the production of relatively cheap and clean electricity. Photovoltaic systems and thermal energy are the two main applicable technologies.

What Applications Does A Small Lab Rubber Calendering Machine Have?

A small lab rubber calendering machine is used for producing thin, continuous sheets of plastic or rubber materials. It is commonly employed in laboratories and small-scale production facilities for creating films, coatings, and laminates with precise thickness and surface finish.

Factors And Parameters That Influence Deposition Of Thin Films

Deposition Rate:

The rate at which the film is produced, typically measured in thickness divided by time, is crucial for selecting a technology suitable for the application. Moderate deposition rates are sufficient for thin films, while quick deposition rates are necessary for thick films. It is important to strike a balance between speed and precise film thickness control.

Uniformity:

The consistency of the film across the substrate is known as uniformity, which usually refers to film thickness but can also relate to other properties such as the index of refraction. It is important to have a good understanding of the application to avoid under- or over-specifying uniformity.

Fill Capability:

Fill capability or step coverage refers to how well the deposition process covers the substrate's topography. The deposition method used (e.g., CVD, PVD, IBD, or ALD) has a significant impact on step coverage and fill.

Film Characteristics:

The characteristics of the film depend on the application's requirements, which can be categorized as photonic, optical, electronic, mechanical, or chemical. Most films must meet requirements in more than one category.

Process Temperature:

Film characteristics are significantly affected by process temperature, which may be limited by the application.

Damage:

Each deposition technology has the potential to damage the material being deposited upon, with smaller features being more susceptible to process damage. Pollution, UV radiation, and ion bombardment are among the potential sources of damage. It is crucial to understand the limitations of the materials and tools.

How Does An Automatic High Temperature Heat Press Machine Function?

An automatic high temperature heat press machine is designed for pressing, sintering, and processing materials in a high temperature environment. It can operate at temperatures ranging from hundreds to thousands of degrees Celsius, making it suitable for various high temperature process requirements.

What Makes A Lab Blown Film Extrusion Machine Useful?

A lab blown film extrusion machine is useful for detecting the feasibility of film blowing of polymer materials, assessing the colloid condition in the materials, and evaluating the dispersion of colored dispersions and extrudates. It is essential for research and development in polymer processing.
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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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