Columns
AWU produces columns & pillars
- hardened, non-hardened, partially hardened
- processing of hardened or non-hardened material
- with high-precision, turning, drilling, milling and grinding
- high dimensional accuracy while keeping the tolerances of shape and position
- surface hardened
- with pins, threads, milling areas, matched grooves, with front position drilling
Area of applications
- Guiding columns for injection molding machines and presses
- Tie rods
- Pump shafts, bolts, pistons, etc.
Material
- Cf53, Ck45, Ck60 or others upon request
Surface roughness
- up to Ra 0,025 μm
Heat Treatment
- Induction surface hardening - hardening depth 4 - 6 mm with the removal of internal stresses
Surface Treatment
- chromeplated
- nitrided
- blackened
AWU - Tolerances
- Diameters in h6 are standard, h5 and h4 possible
- Straightness up to 5 μm/m
- Surface quality up to Ra 0,025 μm, Rz 0,1 μm
- Alignment up to 3 µm/m
Diameters
- from 8 mm up to 250 mm
Lengths
- up to 4 000 mm turning and grinding
- up to 3 000 mm hardening
Products weights
- up to 1 000 kg
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