Carl KRAFFT & Söhne GmbH & Co.
Germany, 52351 Düren
Overview
About Carl KRAFFT & Söhne GmbH & Co.
Who we are
Established in 1870, KRAFFT have become a reliable PARTNER in the paper industry. Today, our worldwide involvement caters for the needs of a multitude of industries and applications. QUALITY is our major aspect, which is why all our production is supervised according to the quality management standard DIN ISO 9001. This ensures that stagnation will not occur and that our customers can be assured that by choosing KRAFFT, you are choosing a progressive company. SERVICE is not a catchword to KRAFFT, but is the basis of our culture. With our own fleet of vehicles, we can keep our promise to deliver on time. Our highly skilled and experienced specialists have, at their disposal, a facility equipped with the most modern fabrication machinery. We have combined our experience of traditional mechanical engineering with the most up-to-date CAD design and the finite elements method. Coupled with the extreme competence of one of the leading suppliers, this places KRAFFT as being the ideal provider of rollers, drums, cylinders and, indeed, any heavy turning component. We are capable of producing rolls, grinding and dynamically balancing on a massive scale up to. - 5 500 mm Maximum Diameter - 15 000 mm Maximum Length - 130 tons Maximum Weight Repair Service KRAFFT are pleased to offer a roll repair service, including journal renewal, surface plating and dynamic balancing. Each roller, that enters the shop, undergoes a full inspection when the costs for repairing any reported defects are estimated. Erection Department We have a team of experienced fitters who are at your disposal. Our coverage is world-wide. As well as providing roll removal and installation, our team is highly proficient in work involving the modernization of existing plants and the dismantling and erection of production facilities. Project and Design Engineering Engineering has been at the heart of our business for 130 years. Our design engineers work with our customers in a close partnership to produce unsurpassed results. Whether the requirement is for rollers or for complete modernization of your plant, you can be confident in our assurance that we can more than meet your expectations.
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Düren, Germany
Member since 2003
Employees50 - 100
Certificates1
Turnover20 - 50 Mil.
Year of foundation1870
Competencies
Technologies
Finishing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
External cylindrical grinding | 1–999 | 1,000–5,800 mm | from 0 mm | from 0 mm | 80–400 mm | 0–1,200 kg | from 0 mm |
Welding
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Inert gas shielded arc welding (MIG/MAG) | 1–100 | 500–15,000 mm | 300–6,000 mm | 300–6,000 mm | 100–6,000 mm | 0–100,000 kg | 5–200 mm |
Inert gas shielded arc welding (TIG) | 1–100 | 500–15,000 mm | 300–6,000 mm | 300–6,000 mm | 100–6,000 mm | 0–100,000 kg | 5–200 mm |
Manual electrode welding | 1–100 | 500–15,000 mm | 300–6,000 mm | 300–6,000 mm | 100–6,000 mm | 0–100,000 kg | 5–200 mm |
Submerged-arc welding | 1–100 | 500–15,000 mm | 300–6,000 mm | 300–6,000 mm | 100–6,000 mm | 0–100,000 kg | 10–200 mm |
Turning
| Technologies | Lotsize | Length | Diameter |
|---|---|---|---|
Turning | 1–100 | 500–15,000 mm | 300–5,500 mm |
Welded constructions / Structural Steelwork
| Technologies | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|
Welded constructions (weldments) | 500–10,000 mm | 300–6,000 mm | 300–6,000 mm | from 0 mm | 0–100,000 kg | from 0 mm |
Machine frames / bases / racks | 500–10,000 mm | 300–6,000 mm | 300–6,000 mm | from 0 mm | 0–100,000 kg | from 0 mm |
Surface Treatment
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Surfacing / build-up welding | 1–100 | 500–15,000 mm | 300–6,000 mm | 300–6,000 mm | 100–6,000 mm | 0–100,000 kg | 5–200 mm |
Assembly
| Technologies | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|
Industrial / On-site-assembly | from 0 mm | from 0 mm | from 0 mm | from 0 mm | 0–100,000 kg | from 0 mm |
Materials
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloys
Cast metals
Cast steelCast iron
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Tool steel
Industries
Automotive and vehicle constructionClean room technologyMechanical engineeringInformation technology (hardware)Power generation and transmission industryBoiler, container and tank construction Measurement and control technique, laboratory equipmentMilitary engineeringElectrical industryShipbuilding industryPaper and printing machinery industryApparatus engineeringMedical technologyAir conditioning, refrigeration and ventilation industryLighting industryMachine tool manufacturingPackaging industryHydraulic and pneumatic industryChemical industryBuilding, agricultural and forestry machinery manufacturingConstruction and architectural suppliesRailway and rail vehicles industryPrecision engineering, mechatronics and opticsFittings engineeringTelecommunication industryOffice machinery and suppliesAutomation and control engineeringDrive and gear engineeringSpecial purpose machinery manufacturingFurniture industryPlant engineering and constructionMining and tunnel engineeringHousehold appliance industryAerospace and aviation industry
Certificates
ISO 9001:2008
Parts & Machines
Machinery (1)
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Heinumat
ManufacturerHeyligenstedt
ControlPhilips
Technology
Turning
1 Machinery
Turning1
Contact
Location
Main locationSchoellerstraße 164, 52351 Düren, Germany
Further locationsdrei Produktionsstandorte in Düren
Company contact
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