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The Versatility of Used Extruders in Plastic Recycling
The world of plastic recycling is a dynamic and ever-evolving industry, with used extruders playing a pivotal role in this transformation. These machines, often overlooked, are the workhorses that convert waste plastic into reusable material.Get more news about used extruder,you can vist our website!
Used extruders, despite their second-hand status, offer a cost-effective and environmentally friendly solution for plastic recycling. They are designed to melt and reform plastic waste, turning it into pellets or granules that can be used to manufacture new products.
The process begins with the collection of plastic waste, which is then sorted and cleaned. The clean plastic is fed into the extruder's hopper, where it is heated until it melts. The molten plastic is then forced through a die, which shapes it into a continuous profile. This profile is cooled and cut into pellets, ready for reuse.
One of the key advantages of used extruders is their versatility. They can handle a wide range of plastic materials, including PET, HDPE, and PVC. This flexibility makes them an invaluable asset in the recycling industry.
Moreover, used extruders are a testament to the industry's commitment to sustainability. By reusing these machines, companies are not only reducing waste but also conserving resources. This practice aligns with the principles of the circular economy, promoting resource efficiency and waste reduction.
However, operating used extruders requires expertise. The machines must be properly maintained to ensure their efficiency and longevity. Regular inspections and timely repairs are crucial to prevent breakdowns and production delays.
In conclusion, used extruders are an integral part of the plastic recycling industry. They offer a practical and sustainable solution for managing plastic waste, contributing to environmental conservation. As the demand for recycled plastic continues to grow, the role of used extruders is set to become even more significant.
Brabender launches new extruder Big Compounder
Just in time for the K show, the world’s most important trade fair for the plastics and rubber industry, Brabender has launched the new electrically heated twin-screw extruder B-TSE-S 30/40 Big Compounder. The extruder was developed as an interface between laboratory and pilot plant and has a very compact design as it combines the drive as well as the processing unit. This makes it the smallest and most space-saving compounding system in its category on the market and makes it suitable for developing formulations and small-scale production of various extrudates made of plastics, rubber, food and feed, and many other extrudable materials. The Brabender extruder has also been used for laboratory-scale extrusion of anode and cathode materials on a conductive film.Get more news about used extruder,you can vist our website!
Other possible applications include material developments, quality control, developments in the field of recycling and analyses of material behavior during a process in research institutes and industry.
Optimize production in large-scale plants and save resources
With the Big Compounder as a pilot plant extruder, resources can be used efficiently: Compared to tests on production extruders, the B-TSE-S 30/40 saves resources and works as a link between laboratory and large-scale production. This is because in the field of industrial applications, direct scalability from the laboratory to production plants is only possible to a limited extent. This is where the Big Compounder takes over as a pilot plant: the process parameters can be optimized in the Big Compounder for subsequent production in large-scale plants. The Big Compounder offers this possibility of upscaling both at the laboratory-to-pilot level and at the pilot-to-production level.
The Big Compounder has a foldable liner system. This makes the Big Compounder the only compounder in its category on the market where the operator has complete access to the process during and after the extrusion operation. The hinged design allows for extremely easy cleaning, and the user gets visual insight into his process through polymer inspections related to the screw configuration.
Big Compounder scores with high throughput
Despite its compact size, the Big Compounder has a particularly high throughput of 100 kilograms per hour and a higher torque compared to competitor devices. This allows companies in the plastics and food industries to compound using the smallest sample quantities in laboratory size, keeping their production volumes low compared to other laboratory extruders, even at higher throughput rates. The low material usage not only saves material costs, but is also sustainable and beneficial for materials that are difficult to procure. In addition, disposal costs of test materials can be saved: “Manufacturers of innovative products in particular have yet to establish their products on the market and therefore keep their production volumes small. The Big Compounder is particularly suitable for these companies because they need larger throughput volumes but want to keep their material costs at a low level”, says Simon Hill, Sales Engineer at Brabender. But markets with customized products that keep their production volumes small can also benefit from the Big Compounder.
Using co-rotating, intermeshing screws, the Big Compounder produces a homogeneous plastic compound from samples with or without extenders or additives, such as thermoplastic elastomers, thermoplastics, engineering plastics, metal oxides or ceramic materials.
The B-TSE-S 30/40 offers the greatest possible flexibility for applications thanks to its modular screw design with individual screw elements. Various screw geometries are available specifically for individual requirements. In addition, the screws can be easily removed, making cleaning convenient.
The ultimate guide to the Precious Plastic Extrusion machine
The Precious Plastic Extrusion machine is an open source machine to transform plastic waste into beautiful recycled beams, bricks and more. Anyone can build the Extrusion machine and make a business from recycling plastic. And thousands of people are already using it around the world. Get more news about used extruder,you can vist our website!
In this article you will learn the Extrusion basics and how the community is replicating it and improving it from around the world. The Precious Plastic Extrusion machine was originally designed and developed at the Design Academy by Dave Hakkens back in 2013. Then, during version 2 it was refined by Kees and released open source to the world in 2016. Fast forward to 2020, and Precious Plastic released the Extrusion Pro, a bigger and stronger machine to fit the growing needs of the community.
It’s ability to work with moulds or free-hand makes the Extrusion machine a very common choice amongst the Precious Plastic community. And since it can now make beams and bricks its popularity has increased many folds with hundreds of people making inspiring things with it.
The fundamental functioning of the Precious Plastic Extrusion machine is quite simple. Heat the plastic, melt it, transport it with a screw, press it in a mould or work with it freehand, cool it and you’re done. Let’s look at it in a bit more details:
1. Set the machine to the correct temperature. This depends on the plastic you’re going to recycle. Over the years we found the Extrusion machine to work best with PP and HDPE.
2. Load the barrel through the hopper with your recycled plastic of choice. Make sure the hopper is quite full as the plastic will be quickly used up.
3. The screw, powered by a motor, will transport your shredded plastic further into the barrel where the heating elements are.
4. The heating elements plus the pressure created by the screw will melt the plastic. As the plastic melts it can get through the nozzle.
5. At this point you have two options: you can work with a mould or freehand to create your recycled product.