Rubber parts &
Rubber-metal compounds
directly from the manufacturer

We manufacture molded rubber and rubber-metal composite parts to deliver an exceptional customer experience. High quality, reliable, and fast – with 100% customer focus.

Technology made of rubber and metal for over 35 years

These Companies trust in us
Brabus automotive corporate logo.
Blaser Group customer logo.
Krones company client logo.
PARI logo and lettering
Customer logo of 2R: An R in red and an R in blue. An outer circle in red and blue
ASMPT_Logo

GUME unites rubber and metal – a hard-and-soft solution.

From rubber and silicone molded parts to stable composite systems made of rubber combined with metal, plastic, or fabric: We process materials that precisely meet your requirements.

Plastic Composite Parts

Combination of rubber and plastic for lightweight, functional and versatile applications

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Fabric Composite Parts

Tissue-reinforced solutions for components with increased tensile strength under dynamic loading

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Rubber-metal compounds

Highly load-bearing connections made of rubber and metal that combine stability, durability, and sound and vibration damping in a single component

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Individual geometries & components to measure or according to a drawing

As a manufacturer of rubber and composite parts, we manufacture your components to 100% % of your specifications in individual geometries. We assist you from material selection through custom toolmaking to mass production.

Hundreds of individual geometries

You can customize any geometry to 100% % individually. Whether special dimensions, complex contours or special installation conditions: We develop the appropriate solution together with you exactly for your application and accompany your component from the initial prototype to mass production.

Component group 01/15

10 geometries

Cover caps & plugs

Subassembly group 02/15

11 geometries

Dynamic seals

Subassembly group 03/15

9 Geometries

Bellows

Subassembly group 04/15

7 geometries

Rubber metal seals

Component group 05/15

9 Geometries

Rubber metal buffer

Component group 06/15

9 Geometries

Rubber buffers

Component group 07/15

10 geometries

Industrial enclosures

Component group 08/15

10 geometries

Bearing elements

Component group 09/15

8 geometries

Membranes

Component group 10/15

10 geometries

Rolls & Rollers

Subassembly group 11/15

5 geometries

Silicone keypads

Component group 12/15

10 geometries

Static seals

Component group 13/15

11 geometries

Grommets

Subassembly group 14/15

9 Geometries

Vacuum suction pads

Subassembly group 15/15

9 Geometries

Valve components

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35 years of experience
with rubberized forms and composite parts

We are specialists in molded and composite parts with German manufacturing directly from Bavaria and have a clear goal: to offer the best customer experience.

Technical excellence

With expertise in materials, manufacturing, and technology, we produce components that meet the highest standards.

Absolute reliability

We honor our commitments. Our goal is to deliver on time with zero defects.

Maximum speed

With our in-house toolmaking facilities and internal metal and plastic composite production, we can deliver your products quickly.

Fully focused on customers

Each customer receives a response within 24 hours and is always provided with 5-star service.

Smart Manufacturing: We combine manufacturing expertise with a resilient supply chain
GuME Logo

Production optimization
through in-house toolmaking

Our tools are entirely manufactured in-house, from CAD design to milled molds. This means that tool and elastomer production is in-house: waiting times for external toolmakers are eliminated – we directly implement changes ourselves. Our toolmakers also take advantage of these short routes in the development process and optimize the geometry, demolding, and parting plane of your component from the very beginning. 

01 Inquire &
Consulting

You are requesting a custom-made component or drawing (CAD model / STEP file)

02 Prototypes &
Release

Optional production of a prototype tool for initial samples & small series 

03 Tool optimization and production

Production of the series tool, pattern making and possible tool optimization

04 Production &
Delivery

Implementation of serial production and delivery of the final elastomer products

Insights into success stories
of our customers.

Tool holder in off-road use

The challenge

Horntools, a developer and retailer of off-road equipment, was looking for a development partner for several tool mounts to securely and permanently attach equipment to the vehicle in a vibration-proof manner. Requirements included an elastically tensioned strap and a rigid clamping body, resistant to UV, moisture and frost, and operable with one hand.

Task

GUME developed the horntools tool holders in various sizes as single-piece injection-moulded parts. The clamping body, strap and fastener are manufactured from a single material, with the functionality achieved solely through geometry and Shore hardness.

Solution

The new tool clamps enable the secure attachment of the equipment to the vehicle without vibrations and noise generation, as well as single-handed operation in any weather during outdoor use.

Iterative product development and project management

The challenge

The project with a medical technology manufacturer started at a very early concept stage on the basis of a specification sheet, but without a clear definition of the geometry and the material to be used.

Task

Together with the customer's development department, GUME worked out an optimal solution in an iterative process and 14 component adaptations. Due to the close coordination between internal toolmaking and elastomer production, iterations could often be implemented within the same weeks.

Solution

The rapid iteration and close interaction as a development partner ensured a high level of development reliability despite the time-critical and complex task. The development and release times were significantly reduced and a production- and therefore cost-optimised design was developed.

Dual sourcing for critical components

The challenge

The manufacturer of measurement technology purchased a critical component in large quantities from a single source. This led to dependency and the risk of a complete production shutdown in the event of a supplier failure. Earlier attempts to establish a second supplier failed due to the technically demanding production process.

Task

Due to the challenging properties of the component, GUME involved external specialists in the development process. Thanks to a structured development process, it was possible to achieve the desired component properties over several iterations and test cycles.

Solution

The customer now has a secure supply chain with GUME as a second supplier and additional resilience. Purchasing also benefited from cost improvements due to competition and the ability to place quantity structures flexibly.

Express service to avoid a production stop

The challenge

The previous rubber parts supplier of a crane manufacturer was in danger of failing, with the risk of a production standstill due to missing components. In order to safeguard production, a new supplier had to be established within a very short space of time and several new moulds had to be developed.

Task

GUME prepared a quotation for the components concerned within one working day. Qualification as a new supplier, including documentation and an on-site visit, took place within a week. Thanks to the integrated express design and production of the moulds at GUME, the first components were delivered just two weeks later.

Solution

The supply of parts was ensured thanks to the rapid implementation and tool development and production downtime was avoided. The customer quickly gained planning security and reduced the risk of further delivery failures.

Technical rubber solutions for demanding industries

We support development teams, production managers and purchasing managers
In this context, it is important to be able to quickly, predictably and reliably bring technical components into series production.
From idea to assembly, we provide solutions that work – both in the product and in the process.

Laboratory with various technical devices for medical and biological research.
Medical Technology

Components for medical technology must be precise and often biocompatible and sterilizable. We manufacture rubber parts and composite solutions made from tested materials and provide complete documentation, in addition to individual parts and series.

Machine for mechanical and plant engineering.
Mechanical Engineering
Mechanical engineering practices demand versatile resistance to pressure, temperature, and chemicals, combined with mechanical durability. With a wide range of materials, our in-house toolmaking, and short development cycles, we deliver tailored solutions at competitive cost.
Close-up of a dark blue circuit board.
Electronic Devices
Electronic devices often require insulating and flame-retardant molded parts. Rubber components protect against dust, moisture, and vibration in tight installation spaces. Our precise elastomer and composite solutions to the UL 94 standard ensure functional safety and long-term reliability for sensitive devices.
Two-story bridge with solid anchorings in the ground.
Infrastructure (Construction)
Construction and infrastructure projects require durable components resistant to weather and UV. Our molded rubber parts seal and damp reliably, withstanding frost, heat, and mechanical loads. With our in-house toolmaking and insert fabrication, we ensure project security, timely performance, and high functionality in demanding environmental conditions.
Large, heavily armored vehicle with 6 wheels.
Defense Applications

The defense industry requires components with maximum robustness, functional safety, and resistance to extreme temperatures, loads, and media. We deliver precise, fail-safe, and robust solutions with strict adherence to safety-critical requirements.

Turbine with a yellow spiral extending from the center and a white dot right in the middle.
Aerospace

Aerospace demands lightweight, extremely durable, and certified molded parts. Components have to withstand temperature fluctuations, pressure, and vibration without compromising performance. Our high-performance elastomers and validated manufacturing processes ensure reliability, traceability, and absolute dependability for mission-critical applications.

Expert knowledge about Molded rubber and composite parts

As a manufacturer of high-quality rubber components, we have more than 35 years of experience in the development and production of molded parts. This extensive knowledge is available in our knowledge database. As an extensive extension of our glossary, it offers in-depth technical articles on materials, manufacturing processes, and technical processes from the world of rubber and elastomer technology.

Category

Materials

Elastomers, thermoplastic elastomers, and composite materials made of rubber and metal, plastic, and fabric. In the Materials category you will find specialist articles written by material experts with decades of practical experience.

Category

Manufacturing Processes

We process your molded part using different manufacturing processes depending on its size, design, and cost-effectiveness. You can learn how we make decisions and what is relevant in our detailed articles on the different manufacturing methods.

Category

Process engineering

As a manufacturer with over 35 years of experience, we know that processes that take place outside of pure manufacturing are also important. This section provides you with a deeper insight into what matters when it comes to materials and manufacturing processes. 

Category

Rubber knowledge

In the Rubber Knowledge category you will find additional articles on all topics related to the production of rubber molded and composite parts. We provide insights into topics that become particularly relevant when it comes to individual special-order products for our customers.

Rubber and Metal Technology

From prototype to series – with express service and full customer support, we are your partner for technical elastomer solutions.

Several vacuum suction cups as product photo
Several rubber-metal bearing elements in packaging
O-ring as a rubber-plastic composite part
35+ Years of experience
2 Wks. Express prototypes
100% On-time delivery
Krones company client logo.
Brabus automotive corporate logo.
Blaser Group customer logo.
PARI logo and lettering
Bayerische Motorenwerke (BMW) logo
ASMPT_Logo
Customer logo of 2R: An R in red and an R in blue. An outer circle in red and blue