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Power Transmissions International (PTI)
The power behind you

We are a premier supplier of industrial couplings for all power transmission applications embodying the best and latest technologies. Our products are utilised in many markets such as oil and gas, metals and mining, pulp and paper, fans, cooling towers, pumps, compressors, and large power generation equipment.

Our Products

Grid Couplings

These are used in Power and Steel industries where resilience is required. Such applications are fans, pumps and roller drives.


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Spring, Standard and Flanged Type Grid
54 Series Grid
Taper Grid

Gear Couplings

Standard AGMA gear couplings in single or double configuration accommodates angular and parallel misalignments or a combination of both and transmitting high torques. Ideal for all horizontal close coupled applications including fans, overhead cranes, conveyors steel and papermill equipment. One or both hubs can easily be reversed for extra separation.


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Gear Flex Type RGD
Gear Flex Type RGS

Pin and Bush Couplings

Non-lubricated couplings that will accept parallel angular and axial misalignment, ideally suited for fan applications.


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B Flex Type RB
Cone Flex Type RC / RCT / RCS
Rigid Couplings Type RR / RRT
EFLEX Type Pin & Bush Coupling

Jaw Couplings

Using natural rubber and other compounds these couplings provide excellent vibration absorption. Models close coupled or spacer versions for pump applications.


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Type L / SW / RRS
N-Flex Type RN / RNS
Curve-Flex Type RRJ
Curve-Flex Type RJB
Jaw-Flex Type RRL / SWSH
Jaw-Flex Type RFC

Disc Couplings

Torsionally stiff, light and capable of high speed applications. Models available for process pumps covering all standard sizes. Carbon fibre shafts for long span applications.


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Disc-O-Flex Type RLM / RLMK
Disc-O-Flex Spacer Type REM / REMH
Disc-O-Flex Type RSK
Disc Coupling Type HBSX8 AH / RH

Tyre Couplings

Tyre Couplings are highly elastic, lubrication free couplings that tolerate large amounts of misalignment in all planes as well as offering simple installation and inspection without disrupting the drive. They also have excellent shock absorbing properties while reducing vibration and torsional oscillations.


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Type RTP / RTPS
Tyre-Flex Type T / TO / RST

Other Products

We are also able to offer fluid couplings, torque limiters, calibrated alignment shims as well as non-standard couplings for most applications.


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Precut Alignment Shims Type RS / RSC

Get in Touch

For more information about our products or a quotation please contact us today

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