The Complete Woven Wire Cloth Glossary
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micron retention
Micron retention is defined as the diameter of the smallest round particles which can not pass through a filter.
 
Micronic grades
Finer mesh range of Dutch Weave cloth in meshes giving retentions of 50 microns or finer.
 
Mill Grade
Group of industrial wire cloth specifications with lighter wire diameters than "market grade". Standard wire diameters of this grade produce a medium percentage of open area.
 
Mud Screen
A wire cloth screen panel fitted with hooks for tensioning installed on shale shakers.
 
- N -
nonferrous alloys
Non-pure metals containing no iron, such as copper, brass, aluminum, etc.
 
notched
See - "cut-back".
 
- O -
OCW
Outside clamping width.
 
offal
Fall-off or excess (drop) wire screen material cut from a standard roll, in the slitting or fabricating process.
 
off count
A mesh which has a greater number of wires per inch in one direction, usually the warp direction.
 
open area
The ratio of open space area between the wires, to the total area of a given section of wire cloth, expressed as a percentage.
 
opening
The dimension between adjacent parallel wires, usually expressed in decimal parts of an inch.                  See -"aperture"  See - "space"
 
outside clamping width
Outside dimension (overall) of hooked edges on a screen panel. Also referred to as "OCW".   Most original equipment manufacturers recommend an OCW of 1" less than the clear clamping width between the vibrator side plates.
 
outside dimension
The distance between the outside edges of a formed screen panel.
 
- P -
particle
A minute portion, piece, or amount.
 
particle retention
The particle size that will be retained by a given mesh, usually expressed in microns.
 
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33008 NE Washougal River Road, Washougal WA 98671 USA
 
Screen Technology Group, established in 1988 With our success built on providing a level of customer service that is second to none, competent technical assistance, quality materials at competitive prices, properly package every order, always ship promptly according to schedule.
 
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Last modified: December 15, 2016