Machining
FMB Bumar has experienced and competent specialists and modern machinery to manufacture to order specific components and to do various machining jobs according to your design.
1. Machining on universal turning lathes
- Centre turning of the "roller" type work pieces within the following range of diameters:
- up to 530 mm diameter and up to 12 000 mm long
- up to 1000 mm diameter and up to 10 000 mm long
- Machine: Poreba TPK80x12000
- Turning the work pieces of "disk, sleeve" type up to 1 300 mm.
- Acceptable weight - clamping in the centres up to 6 000 kg
- Fixing in the clamp up to 800 kg
- Machine: TR-135-10 000 mm
2. Machining on CNC numerically controlled lathes
- Centre turning of "roller" type work pieces up to 200x2000
- Machine: clamping lathe TZC-32 N1
- Clamp turning of "disk, sleeve" type work pieces up to 630x220 maximum.
- Machine: centre lathe TUR-63 SN
3. Machining the internal diameters of the pipes
- Boring and burnishing the internal diameters of the pipes up to O 185 mm and up to 9 500 mm long
(8th accuracy category with the surface finish Ra = < 0,40 l'm)
- Machine: Horizontal drill Gildemeister B3B
- Boring and burnishing the internal diameters of the pipes up to O 400 mm and up to 4 000 mm long
(8th accuracy category with the surface finish Ra = < 0,40 l'm)
- Machine: Universal lathe POREBA TPK 80x10 000mm
4. Grinding
- Centre grinding of up to 560 mm and up to 4 000 mm long
- Acceptable weight about 3 000 kg
- Machine: Centre-type grinder 3A 172
- Centre less grinding up to 280 mm and up to 12 000 mm long
- Acceptable weight up to 1 500 kg.
- Machine: Centre less grinder WEDALCO C-750
5. Honing
- Honing the external surfaces of the rollers of the diameter up to 180 mm and up to 10 000 mm long.
- Machine: Horizontal honing machine for honing external surfaces TEHA
6. Straightening
- Straightening the pipes and bars on the hydraulic press of maximum O 280 mm and 10 000 mm length.
- Machine: Straightening hydraulic press DUNKENS HR-160
7. Machining on drilling-milling machines
- Machining the "frame" type work pieces on conventional drilling-milling machines
- Machine: Universal horizontal drilling-milling machine PA-622
- Machining the "frame" type work pieces on the numerically controlled drilling-milling machines in four axes.
- Machine: numerically controlled drilling-milling machine MAHO 1000C/K
- Machining the "frame" type work pieces - driving chuck on vertical machining centre.
- Machine: Vertical machining centre STAMA MC 218/230
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