Mechanical Services

Our Services

SWTS has established an accredited and long-standing reputation as a preferred specialist contractor supporting major OEMs in the maintenance and servicing of rotating equipment for both critical and auxiliary applications.

At SWTS, we strive to value-add to our clients across different industries with our superior expertise in the dynamic field of mechanical engineering services. Our experienced team is skilled in providing you support in a range of equipment, from turbomachinery such as compressors, gas and steam turbines, to stationary pumps and blowers.

Besides manpower expertise, our engineering facilities are also designed to handle largescale, complex and quick turnaround jobs. We keep your plants and vessels running.

Workshop Technical Capabilities & Services

  • Machining (Turn/Bore/Mill/Grind)
  • Computerized Dynamic Balancing
  • Positive Material Identification (PMI)
  • ARC / TIG Welding
  • HVOF / Metal Spray Build-Up Process
  • Material Hardness Inspection

Pumps and General Rotating Equipment

  • Reverse Engineering
  • Precision Parts Fabrication
  • Casting of various component
  • Journal Bearing Rebabbitting
  • Protective Coating
  • Dry-Ice Blasting/UHP Jetting

Site Work & Field Services

  • On-site Machining
  • Equipment Haulage Service
  • Laser Alignment
  • Hydraulic Torquing
  • Mechanical Seal & Bearing Replacement
  • Vibration Monitoring & Field Balancing

Knowledge and Expertise

Notable track record, service strength & coverage

API Pumps Overhaul

One-Stop Solution for pump overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Pump component repair
  • Supply of spares
  • Retrofitting and reverse engineering
  • Protective coating
  • Dynamic balancing
  • Pump setting and assembly
  • Hydrostatic pressure testing

GP Turbine (API 611)

One-Stop Solution for Louver & Blowers overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Grid blasting/steam cleaning
  • Non-Destructive Testing (DP/UT/MPI)
  • Retrofitting and reverse engineering
  • Supply and renewal of spares, eg: brgs/seals
  • Dynamic balancing
  • Overspeed trip test
  • TTV & Governor servicing & overhaul

Turbo-Machinery (Compressor & Turbine)

Compressor & Turbine overhaul & repairs:

  • Interstage diaphragm replacement
  • Dry-Ice cleaning
  • Grid Blasting (alu-oxide/glass bead)
  • Non-Destructive Testing (DP/UT/MPI)
  • Dynamic balancing
  • Turbine blade fitting
  • HGP refurbishment
  • Thermal barrier coating, Abradable coating
  • Thermal spray, HVOF
  • Machining
  • Turbine Actuators maintenance

Blower & Screw Compressor

Blower & Compressor overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Grid blasting
  • Parts fabrication & component repairs
  • Retrofitting and reverse engineering
  • Non-Destructive Testing (DP/UT/MPI)
  • Dynamic balancing
  • Setting and assembly
  • No-load testing for blower

Multi-stages Reciprocating Compressor

Reciprocating compressor overhaul services:

  • Pocket valves change out
  • Renewal of piston ring, gas seals, crosshead bearings, etc
  • Inspection on con rod, pin, bearings, crankshaft
  • Deflection checks on crankshaft
  • Motor Alignment services
  • Cylinder liner replacement
  • Repair piston rod journals via HVOF
  • Retrofitting and reverse engineering
  • Fabrication works

Gearbox (Bevel / Parallel / Planetary)

Blower & Compressor overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Supply of spares
  • Retrofitting and reverse engineering
  • Blasting & Non-Destructive Testing (DP/UT/MPI)
  • Parts fabrication, Gear Hobbing
  • Gear contact check
  • Gear backlash setting, unit assembly
  • No-load testing

Elmagco Eddy Current Brake (offshore)

One-Stop Solution for Elmagco brake overhaul & repairs:

  • Workshop dismantling and inspection
  • Grid blasting/steam cleaning
  • Electrical static test
  • Non-Destructive Testing (DP/UT/MPI)
  • Supply of spares, example; bearings/oil seals
  • Repair/rewinding of magnetic poles brake coil
  • Repair / rebuilt of brake drum
  • Inspection of air-gap & magnet pull-down test

Tank Mixer & Agitator

One-Stop Solution for mixer, agitator overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Mixer component repairs
  • Supply of spares, mechanical seals
  • Parts fabrication & component repairs
  • Retrofitting and reverse engineering
  • Dynamic balancing
  • Hydrostatic pressure testing
  • No-load test for tank mixer

Decanter Screw Centrifuge

One-Stop Solution for decanter screw centrifuge overhaul & repairs:

  • Workshop dismantling and inspection
  • Grid blasting/steam cleaning
  • Non-Destructive Testing (DP/UT/MPI)
  • Bearing and spare replacement
  • Refiling/putty of scroll flights
  • Supply of spares
  • Dynamic balancing of bowl & scroll

Polymer Extrusion Machine (mixer screw / melt pump / pelletizer)

Overhaul & Turnkey Project:

  • Removal of extruder barrel (hot-condition)
  • Removal of melt-pump rotor (hot-condition)
  • Ultra High-Pressure hydro-jetting
  • Non-Destructive Testing (DP/UT/MPI)
  • Screw and element replacement
  • Overhaul Pelletizer, lube-oil system
  • Hydraulic torquing – melt pump casing
  • Laser alignment
  • Commissioning support – hot tightening

Fan Blowers (IDF / FDF) & Dampers (Louver / IGV)

One-Stop Solution for Blowers & Dampers overhaul & repairs:

  • Site removal & installation
  • Workshop dismantling and inspection
  • Grid blasting/steam cleaning
  • Non-Destructive Testing (DP/UT/MPI)
  • Retrofitting and reverse engineering
  • Repair/fabrication of parts
  • Supply and renewal of spares, eg: brgs / seals
  • Dynamic balancing/On-site balancing

We'd love to hear from you.
Lets, get in touch.

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