

Overview
About KRATZER s. r.o.
Who we are
The company Scratch Duben, spol. s ro was established in 1994 as a subsidiary of the company scratches GmbH by merging Czech and German capital. Following the example of the parent company, which operates on the market since 1962, and after the acquisition of know-how, it has set itself the goal of becoming a leading position in the field of CNC machining technology in Central Europe. Since 2007, the scratches GmbH & Co. KG is a 100% owner of scratches sro The company name was changed to scratches sro. 2008, the decommissioning of old plant in Jasenna and moving into the new building of administrative and production building after Jaromere. 2008 and 2009 the production capacity was expanded by the purchase of new machinery. At present, the company employs 43 employees, both in production and quality as well as in technology and sales department.
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Jaroměř, Czech Republic
Member since 2004
Employees20 - 50
Turnover1 - 5 Mil.
Year of foundation1994
Competencies
Technologies
Turning
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Turning | 10–200 k | 1–300 mm | from 0 mm | from 0 mm | 15–170 mm | 0–30 kg | from 0 mm |
Automatic turning (bar) | 350–200,000 | 1–150 mm | from 0 mm | from 0 mm | 18–52 mm | from 0 kg | from 0 mm |
Finishing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
External cylindrical grinding | 20–10,000 | 8–150 mm | from 0 mm | from 0 mm | 5–150 mm | 0–2 kg | from 0 mm |
Surface grinding machine | 1–1,500 | 10–700 mm | 5–240 mm | 1–150 mm | from 0 mm | 0–50 kg | from 0 mm |
Milling
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Milling | 15–50,000 | 20–550 mm | 10–500 mm | 5–450 mm | from 0 mm | 0–60 kg | from 0 mm |
Drilling / Sawing
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Drilling / threading / tapping | 15–50,000 | 20–550 mm | 10–500 mm | 5–450 mm | from 0 mm | 0–60 kg | from 0 mm |
Materials
Light metals
Aluminium and aluminium alloysTitanium and titanium alloys
Advanced Materials
Nickel alloy (Inconel, Monel, Hastelloy)
Cast metals
Cast steelCast iron
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steelSpring steelCold extruding steel
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloys
Plastics/synthetic materials
ThermoplasticsGlass fibre-reinforced plasticCarbon fibre-reinforced plasticParticle reinforced composite materials
Industries
Automotive and vehicle construction
Parts & Machines
Machinery (4)
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TC-2
ManufacturerYCM
Control-
Technology
Turning
2 / 4
BEA 05
ManufacturerHeller
Control-
Technology
Drilling / threading / tappingMilling
3 / 4
BUA 25A
ManufacturerCetos
Control-
Technology
External cylindrical grinding
4 / 4
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ManufacturerMägerle
Control-
Technology
Surface grinding machine
4 Machinery
Turning1
Drilling / threading / tapping1
Milling1
External cylindrical grinding1
Surface grinding machine1
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