BOLL & kIRCH

BOLL & KIRCH is one of the world’s leading filter manufacturer and filtration specialist for liquids and gases. Filter systems are used by customers all over the world for safety, reliability and protection of machines, engines and production plants. The applications cover a wide range of industries, such as shipbuilding and engine construction, steel, automotive and chemical industries, power generation, water treatment and supply. We also differentiate between the different media to be filtered, e.g. fuels, lubricating oils, chemicals, gases, refrigerants, oils, detergents and water.

As an experienced filter trader we can offer you the right filter for your application:

  • Automatic Filter / Backwash Filter
  • Duplex Filter / Double Filter
  • Simplex Filter
  • Coolant Filters
  • Cartidge Filters
  • Coalescence Filter
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Filter Elements

Filter elements are at the core of each BOLLFILTER and individually adapted for our customers’ diverse fields of application. By using the most suitable type of fabric, the protective function of the filter is guaranteed at all times and the defined solid particles are reliably retained. These are used in the following areas:

  • chemical industry
  • automobile sector
  • paper industry
  • power stations
  • steel mills
  • mining
  • in oil and gas production   
 

Various types of filter elements:

  1. Basket Filters
  2. Candle Filters
  3. Multimantle Filter Element
  4. Catridge Filter
  5. Candle Element for Automatic Filters
  6. Star-pleated Filter Element
 

Pressure Indicator

The differential pressure indicators 4.36 and 4.46 from BOLL & KIRCH provides you with robust, compact devices which display the contamination state of the filter insert.

These can be mounted on every BOLLFILTER and they display on the coloured segmented disk when filter cleaning is required.

The housing of the differential pressure indicator is made from coated aluminium pressure casting and is suitable for a maximum operating pressure of 100 bar.On type 4.46 the internal parts are designed from Cr-Ni steel. The housing enables an operating pressure of up to 160 bar