Residue Remining

MONITORING UNITS

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High Pressure Monitoring Unit/Tourelle Gun/Water Cannon

No Description

  • PRZ has integrated its on-site experience in Hydraulic Reclamation into the design and manufacture of this barge to support its VS-range pumps.
  • Our PRZ Spillage Pumps come in two different models & six different discharge sizes on each model. 2” (50mm) to 10” (250mm)
  • All models can be supplied with a variety of spindle lengths & drive arrangements suited your specific application.
  • The two specially designed Wet-ends are 27% HIGH CHROME IRON and can also be supplied in different materials to suit your specific application.
  • Our components are interchangeable and compatible with the most common brands in the market. They can easily be removed for inspection, service and maintenance.

100mm & 150mm

VERTICAL SPINDLE

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Floating BARGE

No Description

No Design Features

No Specifications

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Pontoon/Barge Floatation Mounted VS Pumps

No Description

Advantages over submersibles or self-priming pumps:

1) Vertical spindle pumps on floating barges require minimum maintenance and maximize intervals between maintenance on account of they being powered electrically and not diesel driven in the case of self-priming pumps and due to the robust design of the vertical spindle pumps with cantilever shafts and oversized bearings and no mechanical seal requirement. Resulting in opex savings.

2) The pumps spindle depth (NPSHA) remains constant as the pit water level rises and falls in flash flooding occurrences. No need to prime the pumps.

3) Pumps continue to operate even in flash flooding scenarios translating into a safer work environment because crews are not required to move pumps to higher ground.

 4) As much as 30% more cost effective from a capital expenditure point of view. 

5) Simple run dry water seal arrangement, eliminating expensive mechanical seals.

6) Eliminating the replacement costs and maintenance expenses of a diesel engine.

9) Cost saving by eliminating diesel refueling in the pit.

10) Diesel Refueling in the pit in flash flooding conditions could contribute to a safety hazard.

No Specifications

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PZ Range

Our OEM range which is interchangeable with the two most common spillage pumps

We offer 2 Models and 3 sizes (50mm, 75mm, 100mm) customizable with spindle lengths to suit

No Specifications

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VS Range

Heavy Duty Hard Metal or Elastomer – This has been enhanced from the original design with the hydro-dynamic expeller labyrinth seal which when operating pressurizes and keeps contaminants from entering the bearings. 

  • Due to the OEM design weaknesses, we introduced our design improvements that have increased the working life of this pump significantly resulting in huge cost savings.
  • A PRZ Hydro-dynamic expeller labyrinth seal was introduced, the pressurized seal design keeps contaminants from entering the bearings with an additional shrink-on securing ring.
  • A heavy-duty five-foot column extension design for additional support.
  • A standard heavy-duty five-foot volute design to match.
  • The cantilever shaft design together with improved material selection enables high impact resistance from large pumped objects.
  • A complete test and Case study was conducted and concluded by a Mining Company quality department.
  • Monthly operating expense’s and improved overall cost of ownership have been achieved.

No Specifications

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P5 Range - 2" - 8"

Vortex Spillage Pump – Applications include spillage, slurry, food process, paper and pulp and processing plants. The recessed vortex impeller design allows large quantities, solids and fibrous materials to be pumped without clogging. Optional agitators and various spindle lengths are available. 

No Design Features

No Specifications

SLURRY VALVES

Appointed as the representative agent for eDART Slurry Valves by offering sales and support to clients while eDART provide us with technical and factory support.

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eDart C-TECH Knife Gate Valve

  • A case study was done on a 400mm nb Pinch Valve that was put on trial at Sibanye Stillwater’s Dam 20 re-mining site.
  • The purpose of the trial was to test if the Red Roc pinch valve would operate successfully for a duration of a six month period. If that trial is successful then Sibanye Stillwater would consider using the Red Roc pinch valve in similar applications.
  • After six months of use the valve was standing up well to its environment and it has not been necessary to remove it from the line since the installation.
  • The Red Roc Pinch Valve has performed as it should and as a result, Sibanye Stillwater has installed another four valves on that site.

No design features

  • We supply and repair high and low pressure valves, complete with Test certificates.
  • Appointed as the representative agent for eDART Slurry Valves by offering sales and support to
    clients while eDART provide technical and factory support to us.
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eDart Yellow-Roc Diaphragm Valves

  • A case study was done on a 400mm nb Pinch Valve that was put on trial at Sibanye Stillwater’s Dam 20 re-mining site.
  • The purpose of the trial was to test if the Red Roc pinch valve would operate successfully for a duration of a six month period. If that trial is successful then Sibanye Stillwater would consider using the Red Roc pinch valve in similar applications.
  • After six months of use the valve was standing up well to its environment and it has not been necessary to remove it from the line since the installation.
  • The Red Roc Pinch Valve has performed as it should and as a result, Sibanye Stillwater has installed another four valves on that site.

Polyurethane and Rubber Lined

  • We supply and repair high and low pressure valves, complete with Test certificates.
  • Appointed as the representative agent for eDART Slurry Valves by offering sales and support to
    clients while eDART provide technical and factory support to us.
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eDART Red-Roc Pinch Valve

A case study was completed on a 400mm NB Pinch Valve that was trialed at Sibanye Stillwater’s Dam 20 re-mining site. The purpose of the trial was to test if the Red Roc pinch valve would operate successfully for a duration of six months. Upon the successful completion of that trial Sibanye Stillwater would consider using the Red-Roc pinch valve in similar applications. After six months the valve stood up well to the harsh operating conditions it was subjected to and it was not necessary to remove it from the line for maintenance. Sibanye Stillwater has installed another four valves on that site.

Shrouded Frame 

Open Frame 

Hi Lift 

Easy Change 

  • We supply and repair high and low pressure valves, complete with Test certificates.
  • Appointed as the representative agent for eDART Slurry Valves by offering sales and support to
    clients while eDART provide technical and factory support to us.

SUBMERSIBLES

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S81 Submersible

A design enhancement from the popular dewatering submersible elevates this pump into a class of its own.

This pump is 100% manufactured in-house by our team of specialised technicians and engineered to meet the demanding application in underground deep mining.

Ask us for our references and we will be happy to share with you how mining managers have saved capital and operating costs by switching to PRZ.

100% Made in South Africa

110kW

VIBRATING SCREENS

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Vibrating Screens

No Description

No Design Features

No Specifications

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