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Willfried Mende GmbH logo – plastics processing

Equipment technology

Injection moulding solutions for technical devices and assemblies with high dimensional accuracy, stable processes and appropriate material selection.

Equipment technology: requirements for injection moulded parts

In equipment technology, plastic components must fulfil several functions simultaneously. Precise geometries, secure assembly properties, consistent surface quality and reliable function in later device use are required. For designers and buyers, this means injection moulded parts must not only be economical to manufacture but also fit technically into the overall system.

Added to this are typical sector requirements such as temperature resistance, impact strength, media contact or electrical boundary conditions. Depending on the application, housings, covers, brackets, carrier structures or functional internal parts are subject to different loads. Plastic injection moulding for equipment technology is therefore primarily a question of correct part design, suitable material and a stably controlled series process.

As a plastic injection moulding service provider, we support projects from development through prototyping and toolmaking to series production. The result is plastic parts for technical devices that are designed for assembly, laid out for manufacturability and produced reproducibly in series.

Our solutions for equipment technology

Typical applications

  • Housing parts for technical devices and electronic systems
  • Front panels, covers and operating components
  • Brackets, carriers and fastening elements
  • Functional parts for sensors, controls and internal assemblies
  • Plug and guide elements with defined fits
  • Visible parts with increased requirements for surface and dimensional accuracy

Materials and special requirements

For injection moulding in equipment technology, engineering plastics are primarily used whose properties are aligned with the respective application. These include, for example, materials with good dimensional stability, increased heat deflection temperature, impact strength or chemical resistance. Depending on part function, reinforced materials or plastics with specific electrical properties may also be appropriate.

Typical selection criteria include:

  • Dimensional accuracy and warpage behaviour
  • Temperature resistance in device operation
  • Impact strength during transport and use
  • Resistance to cleaning media, oils or technical fluids
  • Requirements for visible surfaces and haptics
  • Assembly properties, for example latches, screw bosses or snap connections

Where regulatory requirements are relevant, we consider these already in the project phase. This may include documented quality requirements, material-related evidence or special traceability requirements in certified series production, depending on the application.

Technical competence

Manufacturing and quality assurance

For plastic parts in equipment technology, an aligned overall process matters more than an isolated machine. That is why we structure our manufacturing in meaningful clusters aligned with part size, complexity, surface requirements and series volume. This allows both compact precision parts and larger housing components to be produced economically and process-safely.

Our quality processes include securing support from prototype to series. These include in particular:

  • inspection-appropriate design of relevant part characteristics
  • initial sampling and series release
  • process-accompanying quality controls
  • documented inspection procedures for function-critical characteristics
  • aligned measures for process stabilisation on series parts

This is particularly important when plastic parts for equipment technology must meet tight tolerances, defined visible surfaces or repeat-accurate assembly properties.

Experience in the industry

In equipment technology, constructive detail requirements meet economical series demand. Experience in technical injection moulding is relevant here. We support the seamless transition from the first part concept through prototypes and toolmaking to reliable series production. We ensure that function, manufacturability and quality are not considered in isolation but as an interconnected technical task.

Project example from practice

Two-component plastic grip for equipment technology

Starting point
A manufacturer in device engineering was looking for an ergonomic grip for a technical device that provides secure hold and high operating comfort even during extended use. A two-component plastic grip was required combining a stable, dimensionally stiff carrier structure with a softer, non-slip surface and functional elements inside to optimally support both function and design of technical devices.
Solution
The grip was realised in two-component injection moulding as a combination of glass-fibre reinforced polyamide and a softer, grippy surface, uniting stability and haptics in one component. Through ergonomic geometry adapted to the hand shape, defined wall thicknesses and precisely designed parting planes in the multi-component tool, a two-component plastic grip is created that mounts cleanly while offering a high-quality, visually appealing surface.
Result
The result is an ergonomic two-component plastic grip produced by two-component injection moulding that ensures secure, non-slip handling and significantly increases operating comfort for the user. The customer benefits from an economical, reproducible solution for device engineering in which design, function and haptics are combined in a single injection moulded part.

Technical inquiry on equipment technology

Describe the application, material requirements, quantities and quality specifications. We will assess part concept, tooling strategy and series capability.

Discuss your project