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Tuesday, March 18, 2014

TECHNICAL - SMALL FILTERS

SMALLER FILTERS (AKA    STRAINERS )

Here are the small filters that fit into the standard bodies supplied by most spray equipment manufacturers.

MATERIALS AVAILABLE              Polymer, brass or NYLON with stainless steel mesh elements.

MESH SIZES

The mesh size refers to the number of blocks per inch. For example the 50 mesh element has 50 blocks per inch. The higher the number the finer the element. As you can see the red filter is 50 mesh and the green filter has the 100 mesh element.

 This is the 50 mesh brass filter with stainless steel mesh.  These are also available in non-drip form.


In the case of the slotted filters the red one would be the 50 mesh equivalent and the yellow slotted filter as illustrated below is the equivalent of a 25 mesh. Used primarily with disc and core nozzles.
Please note mesh size does not refer to microns.

IMPORTANT POINTS


Match the filter MESH SIZE to suit the nozzle-tip. THESE ARE SPECIFIED IN THE TEEJET CATALOGUE. The filter mesh size is specified in parenthesis below each nozzle code.  Usually in the 1st column.   DO NOT USE FILTERS FINER THAN SPECIFIED AS THESE WILL QUICKLY BLOCK RESULTING IN REDUCED FLOW AND INCORRRECT APPLICATION.



NOTE, IF FILTERS ARE NOT CLEANED REGULARLY THEY WILL EVENTUALLY BUILD UP DEPOSITS AND BLOCK!!

chemicon@multispray.com
Tel Intl: +27 83 289 0327
Tel Natl:  083 289 0327

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