Ketmak’s New Product “Refuge Chamber” Made Debut

Built to Endure

In a mining area, where there are hundreds of meters of tunnels, every single emergency situation must be thought beforehand. This is why we have great faith in our products. Ketmak’s ‘Ketmine Refuge Chamber’ Series vary from 12 to 20 person chambers and is  prepared to any situation such as a possible rock collapse, fire, toxic gases, flooding, explosions or smoke release. Double 5 mm steel outer shell of our chambers is the guarantee to maintain its’ rigidity under toughest conditions.

Designed for Miners by Miners

With our experience in the mining industry for more than 20 years, we have thought every disaster scenario that can be encountered, thinking every little detail; afterwards we have started our designs accordingly, finding solutions to these problems one by one.

Right Choice, Easy Installation

As Ketmak Group, we stand behind all our chambers solidly and are ready to help you find the best solution possible by giving consultation about your specific needs.

Standard Features

  • 5 mm double layer steel outer shell
  • CO & CO2 scrubbers
  • Air conditioner
  • Acrylic window
  • Battery supply
  • First aid kit
  • Fire extinguisher
  • Bench seating
  • Reflective stickers
  • Gas tight door & hatch
  • Chemical Toilet
  • Oxygen supply

Optional Features

  • Upgraded battery supply
  • Separable modular chamber
  • Special configurations & dimensions
  • Blast rating upgrade
  • Gas detector
  • Personal Chemical Oxygen Supply

Standard Dimensions

Model Capacity Height (mm) Width (mm) Length (mm) Weight (kg)
KM 12 12 persons 2450 2280 4770 6500
KM 16 16 persons 2450 2280 5970 7290
KM 20 20 persons 2450 2280 7170 8100


About Ketmak

KETMAK Machinery Inc., established in 1997 by Engineer A. Levent KETENCI, manufactures machinery and equipment utilized for mineral enrichment and treatment & recycling of the waste water of all kinds of mining industries such as gold, copper, silver, chromium, magnesite, marble, granite, ceramics, aggregate, sand, coal, feldspar, etc.

KETMAK, whose goal is always continuous development without abandoning its principles in line with its vision since establishment, has become a pioneer, particularly in mining sector. KETMAK has added to its portfolio over 700 organizations in domestic and abroad with its successful projects

in the field of mineral beneficiation and industrial waste water treatment & recycling systems starting with the marble industry. Today, the plants installed by KETMAK in 28 different countries of the World continue to operate successfully. KETPOL Inc. was founded under KETMAK Group

Companies in 2011 to provide logistics support to the plants installed by KETMAK. Ketpol serves in the field of treatment chemicals and filter clothes which have vital roles in treatment systems.

Ketmak’s Main Products:

  • Filter Presses
  • Thickeners
  • Thickener Reducers
  • Centrifugal Slurry Pumps
  • Hydraulic Slurry Pumps
  • Submersible Drainage Pumps
  • Sedimentation Tanks
  • Chemical Dosing Units
  • Dosig Pumps
  • Pan Filter
  • Compact Treatment Plants
  • Reverse Osmosis Systems
  • Biological Treatment Plants
  • Filter Clothes
  • Treatment Chemicals

For further Information: KETMAK Machinery Inc

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