It is a Cold repair service, executed on all India basis as well as abroad by adopting the technology of Lock-N-Stitch Inc., USA. Cold Metal Stitching is a method for the repair of machinery & equipment both iron and steel, which has been cracked or fractured. We have specialized in repairing of various equipments which includes Cylinder Heads, Cylinder Blocks, all sorts of Heavy Machineries & Machine Tools like Boring,Milling, Press & Vertical Leathe. Also Compresser body-cylinder, Turbine casing, Girthgear including Teeth etc. using the consumables of Lock-N-Stitch Inc. USA.
Initially the visible and invisible cracks are identified.Holes are drilled across the crack length at suitable intervals.Locks of a special material are inserted into the holes.Specially designed Pins are placed along the length of crack overlapping each other to ensure a leak –proof repair.
ADVANTAGE OF THIS PROCESS :
- Cold repair method, causes no distortion in workpiece.
- Full strength can be restored.
- Expensive re-machining requirements are low.
- Inherent stress in casting is relieved.
- Dismantling is rarely necessary.
- Provides Co-efficient of expansion in relation to repaired metals.
- Gas/Liquid proof repair.
- Withstand with high temperature and pressure.