Real Applications

Projects

Selected repair, coating and remanufacturing projects using real component photographs and verified process information.

BEFOREMelamine press piston before UMEK repair
AFTERMelamine press piston after UMEK repair
Wood / MDF

Melamine Press Piston Restoration

Dimensional restoration and final finishing of a worn press piston surface.

Problem: Surface wear / dimensional lossProcess: Repair + final machining
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Refiner Feed Screw Restoration real UMEK project
Wood / MDF

Refiner Feed Screw Restoration

Flight profile rebuilding and hardfacing for abrasive service.

Problem: Abrasive wearProcess: Hardfacing + repair
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Heavy Screw / Şineke Repair & Hardfacing real UMEK project
Wood / MDF

Heavy Screw / Şineke Repair & Hardfacing

Weld rebuilding of lost geometry and hardfacing of critical wear surfaces.

Problem: Geometry lossProcess: Welding + hardfacing
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Rechipper / Chipper Knife Repair real UMEK project
Wood / MDF

Rechipper / Chipper Knife Repair

Rebuilding of cutting geometry and hardfacing of wear edges.

Application: Cutting edge repairProcess: Hardfacing + grinding
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Bag Opener / Shredder Shaft & Knives real UMEK project
Recycling

Bag Opener / Shredder Shaft & Knives

Restoration of shafts, knives and seating areas with hardfacing in wear zones.

Application: Bag opener / shredderProcess: Repair + hardfacing
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Recovery Boiler Tube Protection real UMEK project
Pulp & Paper / Power

Recovery Boiler Tube Protection

Metallic spray and sealing strategy for waterwalls and critical boiler zones.

Problem: Erosion / corrosionProcess: Arc Spray + sealing
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Stabilizer Roll HVOF real UMEK project
Galvanizing

Stabilizer Roll HVOF

High-velocity thermal spray coating and final surface preparation of stabilizer rolls.

Application: Galvanizing rollProcess: HVOF
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Francis Runner Restoration real UMEK project
Hydropower

Francis Runner Restoration

Geometry and surface restoration of erosion/cavitation-exposed runner surfaces.

Problem: Erosion / cavitationProcess: Repair + surface engineering
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PDC Bit / TSP Repair real UMEK project
Oil & Gas

PDC Bit / TSP Repair

Repair and hard-surface restoration of drilling-tool body and insert zones.

Application: Drilling tool repairProcess: Repair + hardfacing
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String Stabilizer Hardfacing real UMEK project
Oil & Gas

String Stabilizer Hardfacing

Dimensional rebuilding of stabilizer blades and carbide hardfacing in high-wear zones.

Material: WC compositeProcess: PTA / hardfacing
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Pump Shaft Restoration real UMEK project
General Industry

Pump Shaft Restoration

Dimensional recovery of shaft/seal zones followed by precision grinding.

Problem: Seal / bearing wearProcess: HVOF + grinding
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Hydraulic Piston Rod HVOF real UMEK project
Hydraulics

Hydraulic Piston Rod HVOF

HVOF restoration and final finishing as an engineered alternative to hard chrome.

Application: Hydraulic componentProcess: HVOF + grinding
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Extrusion Screw Restoration real UMEK project
Plastics / OEM

Extrusion Screw Restoration

Rebuilding and finishing of worn flights and working surfaces.

Problem: Flight wearProcess: Hardfacing + machining
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Crusher Component Hardfacing real UMEK project
Mining / Cement

Crusher Component Hardfacing

Geometry restoration and weld hardfacing for impact/abrasion-exposed crusher parts.

Problem: Impact + abrasionProcess: Welding + hardfacing
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PTA Tungsten Carbide Microstructure real UMEK project
Materials / PTA

PTA Tungsten Carbide Microstructure

Real microstructure showing carbide distribution in a metallic matrix.

Material: WC compositeProcess: PTA
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