

Overview
About PROTOMASTER GmbH
Who we are
As a long-standing supplier of well-known German OEMs, we are mainly engaged in the production of individual body parts and assemblies through to ready-to-paint hang-on parts. In doing so, we can represent almost all steps of product development in-house: - Method planning and forming simulation - Tool and equipment design and production in-house - Manufacture of individual sheet metal parts and sub-assemblies made of aluminum or steel - manual or robot-assisted production of complex assemblies (e.g. side doors, front flaps, tailgates, spoilers, tank and load hatches, etc.) Our flexible and experienced employees as well as universal manufacturing systems enable us to economically represent both prototypes and small and medium-sized series of large parts (car sidewall, floor groups). Even in the high-volume sector, we support our customers with smaller components (e.g. tank and loading hatches). Of course, we also have sufficient experience and the technical capabilities to implement manual joining technologies, such as resistance point, MAG, MIG, TIG welding, nut and bolt welding, punch riveting, clinching, roll folding, gluing, etc. With our manual transfer large and servo-hydraulic transfer presses including decoiling system and circuit board cleaning, 3D lasers, universal robotic systems, a CNC-controlled shell furnace and also the finishing of outer skin components, we believe that the ideal conditions are available to also take over your component supply. We are also happy to answer your inquiries about production relocations or spare parts production after series production has ended, with downstream KTL coating from long-standing partner companies if required. Components for metal chair furniture (metal seat shells/frames) round off our portfolio even outside automotive production.
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Wilkau-Haßlau, Germany
Member since 2004
Employees50 - 100
Certificates3
Turnover5 - 10 Mil.
Year of foundation1995
Marketing documents
Competencies
Technologies
Sheet Metal Forming (Stamping, Deep-drawing)
| Technologies | Lotsize | Length | Width | Height | Material thickness |
|---|---|---|---|---|---|
Punching / pressing (Out-of-tool) | 1–500 k | 100–4,500 mm | 100–2,500 mm | — | 0.5–5 mm |
Deep-drawing | 1–500 k | 100–4,500 mm | 100–2,500 mm | 100–500 mm | 0.5–5 mm |
Welding
| Technologies | Lotsize | Length | Width | Height | Weight | Material thickness |
|---|---|---|---|---|---|---|
Inert gas shielded arc welding (MIG/MAG) | from 0 | 0–2,500 mm | 0–2,500 mm | 0–2,500 mm | 0–25 kg | — |
Inert gas shielded arc welding (TIG) | 1–10,000 | 100–5,000 mm | 100–2,500 mm | 50–500 mm | 0–500 kg | — |
Robot welding | 1–100 k | 100–1,000 mm | 100–1,000 mm | 10–1,000 mm | 0–30 kg | — |
Spot welding | 1–100 k | — | — | — | — | 0.5–5 mm |
Stud welding | 1–100 k | — | — | — | — | — |
Projection welding | 1–100 k | — | — | — | — | 0.5–5 mm |
Cutting dies / deep drawing dies
| Technologies | Length | Width | Height | Weight |
|---|---|---|---|---|
Punching / Cutting tools | 300–5,000 mm | 300–2,800 mm | 10–500 mm | 0.1–40,000 kg |
Deep-drawing dies | 300–5,000 mm | 300–2,800 mm | 10–500 mm | 0.1–20,000 kg |
Die replacement / wearing part manufacturing | — | — | — | — |
Embossing / swage dies | 300–5,000 mm | 300–2,800 mm | 10–500 mm | 0.1–10,000 kg |
Assembly Group Manufacturing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Clinching | 1–100 k | 100–2,500 mm | 100–2,500 mm | — | — | — | 0.5–3 mm |
Folding | 1–100 k | — | — | — | — | — | 0.5–3 mm |
Adhesive bonding | 1–100 k | 100–2,000 mm | 100–2,000 mm | 10–500 mm | 100–2,000 mm | 0.1–50 kg | 0.5–5 mm |
Riveting | 1–100 k | 100–2,500 mm | 100–2,500 mm | — | — | — | 0.5–5 mm |
Assembly
| Technologies | Weight |
|---|---|
Mechanical assembly | 0.1–50 kg |
Measuring & Testing
| Technologies | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|
Measuring / testing | 100–5,000 mm | 100–1,600 mm | 1–2,000 mm | 100–3,000 mm | 0.1–10,000 kg |
Sheet Metal Processing
| Technologies | Lotsize | Length | Width | Height | Weight | Material thickness |
|---|---|---|---|---|---|---|
Laser cutting 2D | 1–15,000 | 100–4,500 mm | 100–2,500 mm | — | — | 0.5–3 mm |
Laser cutting 3D | 1–10,000 | 100–4,500 mm | 100–2,500 mm | 1–1,000 mm | 0.1–30 kg | 0.5–4 mm |
Machining (Extruded Profiles)
| Technologies | Width | Height | Weight |
|---|---|---|---|
Machining of extruded sections | 50–2,000 mm | 50–1,000 mm | 0–20 kg |
Jigmaking
| Technologies | Length | Width | Height | Weight |
|---|---|---|---|---|
Measuring / testing jigs | 300–2,000 mm | 300–2,000 mm | 100–2,000 mm | 0.1–500 kg |
Milling
| Technologies | Lotsize | Length | Width | Height | Weight |
|---|---|---|---|---|---|
Milling | 1–100 | 200–5,000 mm | 100–2,000 mm | 5–1,000 mm | — |
5-axis milling machines | 1–10 | from 0 mm | from 0 mm | from 0 mm | — |
Form milling (3 D) | 1–100 | 200–5,000 mm | 100–2,000 mm | 5–1,000 mm | — |
HSC milling | 1–100 | 200–5,000 mm | 100–2,000 mm | 5–1,000 mm | 0–10,000 kg |
Heat Treatment
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|---|
Induction hardening | 1–100 k | 100–2,000 mm | 100–2,000 mm | 10–500 mm | 100–2,000 mm | 0.1–30 kg |
Materials
Light metals
Aluminium and aluminium alloysMagnesium and magnesium alloysTitanium and titanium alloys
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steelSpring steelCold extruding steel
Sintered materials
Metal powder for formed partsMetal powder for hard metal
Cast metals
Cast steelCast iron
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloysSolder
Advanced Materials
Carbide
Industries
Plant engineering and constructionMechanical engineeringMilitary engineeringFurniture industryAutomotive and vehicle constructionBuilding, agricultural and forestry machinery manufacturing
Certificates
ISO 9001:2015
ISO 14001
IATF 16949:2016
Parts & Machines
Machinery (6)
1 / 6

Fräsmaschinen
Manufacturerdivers
Technology
MillingHSC millingForm milling (3 D)5-axis milling machines
2 / 6

Hydraulikpressen
Manufacturerdivers
Technology
Punching / pressing (Out-of-tool)Deep-drawing diesPunching / Cutting toolsDeep-drawing
3 / 6

Servohydraulische Presse
ManufacturerLasco
Technology
Deep-drawing diesDeep-drawingPunching / Cutting toolsPunching / pressing (Out-of-tool)
4 / 6

3D-Laseranlagen
ManufacturerPrimapower
Technology
Laser cutting 3D
5 / 6

Roboteranlagen Rohbau
Manufacturerdivers
Technology
RivetingFoldingAdhesive bondingSpot weldingRobot weldingClinchingMechanical assembly
6 / 6

Rohbauofen
ManufacturerPadeltherm
Technology
Mechanical assembly
6 Machinery
Milling1
HSC milling1
Form milling (3 D)1
5-axis milling machines1
Punching / pressing (Out-of-tool)2
Deep-drawing dies2
Punching / Cutting tools2
Deep-drawing2
Laser cutting 3D1
Riveting1
Folding1
Adhesive bonding1
Spot welding1
Robot welding1
Clinching1
Mechanical assembly2
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