Extrusion parts

What are extrusion parts?

Today, extrusion - along with injection molding - is one of the most important processes for manufacturing high-quality plastic parts. For this purpose, a viscous plastic melt is brought into a desired shape by means of a die.

Due to the nature of the process, extrusion can be used to produce workpieces of almost any length, the shape of which is determined by the nature of the die. Depending on the plastic used and the nature of the workpieces, extrusion can take place at different temperatures and pressures.

Cold, warm and hot extrusion can be distinguished as basic processes. If different raw materials are extruded simultaneously through one die, this is known as coexstrusion. With this process, composite materials can be produced in a single step.

What are the types of extruded parts?

Since extrusion can theoretically be used to produce workpieces of any length, this process is particularly suitable for the cost-effective and rapid production of profiles and hoses.

But smaller workpieces, such as rings and discs, can also be produced in this way. For this purpose, the extruded workpiece is brought to the desired length in a second work step.


Profiles

In the automotive industry, in the construction industry and in the trades - dimensionally stable profiles are required everywhere for a wide variety of applications. These can be seals for doors and windows or form-giving elements in the interior of vehicles.

Depending on the application, these profiles can be made from a wide variety of plastics, such as PE, PA, PUR or TPE.


Hoses

Hoses are probably the most classic extrusion workpieces. A simple ring shape is extruded to almost any length. As a rule, shaping is carried out via a mandrel, the thickness of which determines the inner diameter of the hose. Coextrusion also makes it possible to produce coated hoses.


Hose ellbows

Hose elbows are individually manufactured connecting elements for connecting two or more hose lines.Hose elbows are used in air intake and distribution, in cooling and heating elements, for vibration and noise insulation or in fuel supply.

Typical industries in which hose bends are installed are vehicle and engine construction as well as air conditioning and ventilation technology.


Hose rings

Hose rings are individually manufactured extrusion parts with an almost unlimited range of applications. Hose rings can be used as sealing and buffer elements, in gas and fuel lines, and as connection elements for a wide variety of applications.

Depending on the range of applications, hose rings are made of a wide variety of plastics whose chemical, mechanical and physical properties are precisely matched to the respective application.


What are typical extrusion parts?

Due to the manufacturing process, typical extrusion parts are simple moldings of any length, such as hoses, seals and profile strips. Shorter workpieces, such as rings and sealing washers, are shortened or shaped to the desired length after extrusion.

Special extrusion techniques also allow the production of coated or fiber-reinforced extrusion parts.

What material can extrusion parts be made of?

The raw materials from which we manufacture extrusion parts are as diverse as their areas of application. In addition to natural and synthetic rubber, plastics such as polyethylene, polyurethanes or thermoplastic elastomers are used.

Since we manufacture extrusion parts individually for our customers, the material selection is also made in close coordination with the respective customer.

How are extrusion parts manufactured?

Extrusion is a process for producing workpieces of a specific shape from a plastic melt by means of an extrusion die. The shape of the die determines the shape of the subsequent workpiece. Depending on the conditions used, a distinction is made between the following extrusion techniques:

  • cold extrusion
  • hot extrusion
  • hot extrusion

In cold extrusion, the extrusion parts are formed at low pressures and temperatures and relatively low shear forces. Hot extrusion uses elevated temperatures. Finally, hot extrusion uses very high temperatures and high pressures to form the extrusion parts.

In which application areas are extrusion parts used?

As relatively low-cost products, extrusion parts are found in a variety of different applications. These include:

  • Construction industry
  • automotive industry
  • photovoltaics
  • solar collectors

Extrusion parts for the construction industrybr/>

In the construction industry, extrusion parts are used in the construction of pipelines and ventilation systems as well as for the insulation of electrical systems. Hoses, hose bends and rings of various types are used here. Solid buffer rings are also extremely important for vibration isolation of entire components or fixtures.

But extrusion parts are not only found in the building itself, but also in construction machinery, vehicles and equipment as fluid lines or insulation elements.


Extrusion parts for the automotive industry

No vehicle in this world moves without hoses, hose bends or sealing rings. Robust hoses made of plastics that are completely inert to organic solvents and oils are used as fuel lines and in the oil pump.

Lines for coolants must be able to withstand large temperature fluctuations. Sealing and buffer elements are exposed to violent and recurring impacts in vehicles. High weather resistance is essential for extrusion parts in vehicle construction.


Extrusion parts for photovoltaic

With the rise of renewable energy, the photovoltaic industry is also experiencing a major boom. Extensive fields of solar panels and large-scale roof systems provide clean electricity.

Cable protection conduits, rubber seals and conduit connectors are required in large numbers for the installation of these systems and for the protection of electrical supply and discharge lines. Since they are usually installed outdoors, these must be made of weather-resistant plastics.


Extrusion parts for solar collectors

Solar collectors are now not only used on a large scale, but are also regularly found on balconies, terraces and garages. Even these comparatively small solar panels must be mounted safely. That is why rubber buffers and cable hoses for safe mounting of home systems are included in every mounting set.

What does the production of extrusion parts cost?

We produce extrusion parts exclusively according to the wishes of our customers. Therefore, the cost of extrusion parts is completely individual according to your wishes. Let us know your plans and we will send you an individual offer for extrusion parts completely according to your ideas.

This is how you get your extrusion parts - produced by Sattler entirely according to your requirements.

We at Sattler are plastics professionals. Based on our many years of experience, we have extensive and in-depth knowledge of these unique and versatile materials for virtually any application.

Our goal is to accompany customers from the very beginning. From the initial ideas, through precise plans, to the finished product, we are at your side to work with you to develop the perfect plastic solution.

Talk to us about your ideas. Together we will develop the perfect solution.

Dipl.-Ing. Thorsten Sattler-Lägel

As Managing Director of Sattler GmbH, it is a constant concern of mine to meet our customers not only as a trading partner, but also as a competent procurement service provider for applications in the plastics and rubber sector. I am an engineer by heart and most passionate when I can solve detailed technical issues to create sophisticated, customized solutions.

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