Kroll GmbH

Germany, 71737 Kirchberg an der Murr

Overview

About Kroll GmbH

Who we are

Kroll is one of the leading manufacturers of warm air heating systems and is also a market leader in the field of high-precision sheet metal forming. Decades of experience, the most modern manufacturing technologies as well as our highly motivated employees are the basis for our high quality standard. Our products are well-engineered, energy-saving and meet all technical, economic and ecologic requirements. The team at Kroll is at your disposal right from the outset and would be pleased to submit our proposals, offers and solutions.

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Kirchberg an der Murr, Germany

Member since 2010

Employees50 - 100

Certificates2

Year of foundation1963

Competencies

Technologies

Sheet Metal Processing

Technologies	Lotsize	Length	Width	Weight	Material thickness
Laser cutting 2D	1–10,000	1–2,500 mm	1–1,250 mm	0–300 kg	0.1–15 mm
Bending / folding	1–10,000	50–4,000 mm	—	—	0.5–8 mm
Punching / nibbling	1–10,000	1–2,500 mm	1–1,250 mm	0–150 kg	0.1–6 mm
Combined forming laser cutting / punching	1–10,000	1–2,500 mm	1–1,250 mm	0–150 kg	0.1–6 mm
Plate straightening	1–10,000	—	50–900 mm	—	1–6 mm
Shearing (rectangular blank/strip)	1–100	—	—	—	0.1–4 mm

Welding

Technologies	Lotsize	Length	Width	Height	Diameter	Weight	Material thickness
Inert gas shielded arc welding (MIG/MAG)	1–10,000	1–2,500 mm	1–2,500 mm	1–2,500 mm	10–1,250 mm	0–200 kg	1–8 mm
Inert gas shielded arc welding (TIG)	1–10,000	1–2,500 mm	1–2,500 mm	1–2,500 mm	10–1,250 mm	0–200 kg	0.8–6 mm
Laser-beam welding	1–10,000	10–1,000 mm	10–500 mm	1–200 mm	10–500 mm	0–20 kg	—
Spot welding	1–10,000	—	—	—	—	—	0.5–3 mm
Manual electrode welding	—	—	—	—	—	—	—
Stud welding	1–10,000	—	—	—	—	—	—
Soldering	—	—	—	—	—	—	—
Seam welding	1–10,000	—	—	—	—	—	1–2 mm

Welded constructions / Structural Steelwork

Technologies	Length	Width	Height	Weight
Welded constructions (weldments)	10–4,000 mm	10–2,500 mm	10–2,500 mm	0–1,000 kg
Machine frames / bases / racks	10–4,000 mm	10–2,500 mm	10–2,500 mm	0–1,000 kg

Assembly Group Manufacturing

Technologies	Lotsize	Length	Width	Material thickness
Clinching	1–10,000	10–1,000 mm	10–1,000 mm	0.8–3 mm
Adhesive bonding	—	—	—	—
Riveting	1–10,000	10–2,500 mm	10–1,250 mm	0.5–3 mm

Assembly

Technologies	Weight
Mechanical assembly	—
Electromechanical assembly	0–9,999,999 kg

Measuring & Testing

Technologies
Measuring / testing

Threading

Technologies	Lotsize	Length	Diameter
Thread rolling	1–10,000	10–600 mm	2–16 mm

Surface Treatment

Technologies	Lotsize	Length	Width	Height	Weight
Anodizing	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	0–500 kg
Pickling	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	0–500 kg
Blacking	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	0–500 kg
Chromatizing	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	0–500 kg
Electropolishing	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	—
Electroplating	1–10,000	1–1,000 mm	1–1,000 mm	1–1,000 mm	0–500 kg
Phosphatizing	—	—	—	—	—
Powder coating	1–10,000	1–6,000 mm	1–3,000 mm	1–3,000 mm	0–2,000 kg
Sand blasting	—	—	—	—	—
Chrome-plating	1–10,000	—	—	—	—
Nickel plating	—	—	—	—	—
Galvanizing	—	—	—	—	—

Sheet Metal Forming (Stamping, Deep-drawing)

Technologies	Lotsize	Width	Material thickness
Plate rolling / bending	1–10,000	1–1,200 mm	0.1–4 mm

Finishing

Technologies
Shot blasting
Rotofinishing, barrel finishing

Drilling / Sawing

Technologies	Lotsize	Length	Width	Height	Weight
Drilling / threading / tapping	1–10,000	10–600 mm	10–600 mm	1–15 mm	0–20 kg

Labelling / marking

Technologies	Lotsize	Length	Width	Height	Diameter
Laser marking / Laser inscription	1–10,000	10–500 mm	10–500 mm	0.5–200 mm	10–500 mm
Screen printing	—	—	—	—	—
Pad printing	—	—	—	—	—

Materials

Steel

Structural steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Tool steelSpring steel

Light metals

Aluminium and aluminium alloysTitanium and titanium alloys

Heavy metals

Copper-zinc alloys (brass)Zinc and zinc alloys

Industries

Electrical industryFurniture industryPower generation and transmission industryAutomotive and vehicle constructionPaper and printing machinery industrySpecial purpose machinery manufacturingApparatus engineeringConstruction and architectural suppliesAir conditioning, refrigeration and ventilation industryInformation technology (hardware)Medical technologyMeasurement and control technique, laboratory equipmentPackaging industryMachine tool manufacturingFittings engineeringMechanical engineeringAerospace and aviation industryPrecision engineering, mechatronics and opticsPlant engineering and constructionChemical industry

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