Gruber & Kaja is a specialist for pressure casting technique. We think of each task to the whole problem solution, the casting and its optimal processing is only part of the technical and industrial requirement.

As experienced consultants, when it comes to the development of parts, components and modules, secure our specialists for manufacturing and process technologies through their years of experience producing functional and economic end products.

The products manufactured by Gruber & Kaja castings are characterized by high dimensional accuracy. This costly and time-consuming machining is saved.

Qualtitätsmanagement

Gruber & Kaja guarantees its customers a comprehensive quality management from product development to series production. In all phases of product development, the highest possible production stage is ensured by direct exchange of information.

Our clients receive all necessary information in the form of documented test results upon request.

The company Grünefeld is a guarantee for high-quality die casting products and operates a continuous development of conventional die casting technology with aluminum and zinc. Green box is also your partner for aluminum gravity die for the highest demands.

We produce parts weighing from 1 gram to 3.5 kg.

Die-cast zinc
Only the standard program of "precision die casting parts" now includes as 1500 products - and there are almost daily more: Components for closure systems, components for industrial housing, supply industry, processing, assembly manufacturing
Examples: Handles - troughs - case parts - Hinges - Corner connector - Fasteners - Fasteners
Machining
Excellent products of the highest quality: the production of complicated machining parts, components or entire modules is the most modern machinery manufacturing technology: Precision machining parts made of all materials, stainless steel turned parts, finishing, finishing by thermal and galvanic treatment, assembly manufacturing, packaging and order picking
Aluminum die casting / die forging
This allows the spectrum in the field of aluminum production is best described: aluminum castings, die forgings, machining, assembly manufacturing
Examples: spring plate - Motor Mounts - flanges, connectors
Drive Technology
In the area of drive technology gears, complete axles and transmissions parts for special vehicle to be manufactured. These are our own product development as well as the extensive capabilities of the ILS manufacturing network from rapid prototyping to assembly available.

We offer our customers a complete professional solutions for plastic injection molding, zinc die casting, assemblies. From the tool creation to series part one contact.

GÜRGENLİ Mühendislik Ltd started its activities in Bursa in 2000 in order to serve in the heavy industry sector. It aims to produce quality with the knowledge of the trained personnel with many years of experience in the sector. We are a company that has adopted the principle of working without compromising customer-oriented social responsibility and ethical values within the sectors we operate.

GÜRGENLİ Engineering Ltd carries out design, manufacturing and assembly projects with its skilled engineer staff in the heavy industry sector.

About us
With our industry expertise, we can help you successfully and promptly implement your production project for mechanical components, assemblies, and housings for small to medium-sized series.

For more than 20 years, we have been experts in die casting, injection molding, and other mechanical processes. Our focus is on cross-process thinking.

In Germany, Europe and Asia (in-house certified production) we manufacture your mechanical components, assemblies or housings.

Our manufacturing services include:

Engineering: Technology consulting (wide range of materials and manufacturing processes); CAD evaluation, construction & development

Prototyping (close to series production; 1,-3,000 pieces) for die casting, injection molding, precision casting, sand casting, PA casting, vacuum casting, CNC milling, SLS & SLY

Series production for batch sizes of up to 25,000 units

Metal: aluminum die casting, zinc die casting, deep drawing, gravity die casting, sand casting
Plastics: injection molding, thermoforming, extrusion
Our Services:

Project-related surface finish
Coordination of the entire production project
Advice along the value chain
Assembly service, measurement reports
International logistics service

As a Swabian family owned company based in Nagold we are a recognized partner of the furniture industry, the woodworking crafts, hardware-dealers, architects and designers, builders and investors. With 10 sales offices spread over the entire country, and over 100 specialized consultants, we are always on site at our customers.

The HANKE Society for foundry cooperation mbH (HANKE ggk) specializes in the manufacture of precision aluminum die castings for the automotive industry. The company was founded in 1993 by President and CEO Siegfried Hanke and currently employs 50 people.

The foundry provides steering and switching systems for leading automotive manufacturers. He is highly automated, flexible and largely. The investment rate is 26 percent and always ensures the necessary capacity building - particularly for large quantities - at low cost and consistently high quality. PPM = 0 is not a dream!

The HANKE ggk operates according to a comprehensive quality management system is certified according to DIN EN ISO 9001:2000. During the entire production process, a continuous process monitoring takes place. From the careful selection of materials used on numerous intermediate checks to final inspection ensures that all products leave only as a guaranteed HANKE-quality cast the company.

Due to their many years of successful cooperation and supply relationships with leading automotive manufacturers has the HANKE ggk extensive knowledge of the country-specific customer requirements including Japan, the UK, France, Brazil, Poland and Slovakia.

Prerequisite for market success is the HANKE network - an international cooperative community of SMEs. In a project-based European network of 500 designers, mold makers, toolmakers and automation engineers from 15 partner companies in Germany, Sweden and Denmark are pooling their expertise for complex solutions in the design, construction, prototyping, tooling, aluminum die casting and process automation.