New manufacture
- From tool, nitrate and powder metallurgical steels (CPM)
- Screw geometry as three zone to High performance barrier screw with mixed and
shear part combination
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Screws
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Regeneration
Top surface / flanks and full armouring
with PTA automatic welders
Surface techniques
Gas and plasma nitrating, vacuum hardening, plasma powder welding (PTA), chromium-plating,
PVD surface coating (TiN), electrolytic zinc, Thermal Spraying
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