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FILTRATION: |
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Allstate provides flexible,
polyurethane filter foam
(reticulated and non-reticulated) to
remove dust and contaminating
particles form air, gasses and other
liquids in a variety of
applications. |
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Open pore
structure |
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Provides low
air resistance and pressure
drop |
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Ideal for
use in computers, electronic
instruments and other
appliances |
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Filter foam is produced in a variety
of pore sizes from 5 to 100 pores
per linear inch (ppi) |
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Thickness to
range from .125" to 1.00" |
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Certain
thicknesses are listed under
classifications UL 94-HF1
and UL 900, Class 2 |
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WOVEN WIRE CLOTH |
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Integrated into everything from
insect screens in smoke detectors to
automobile filters, Allstate's woven
wire cloth screens are as diverse as
their final; applications. |
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Openings from .002" to .500" |
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Commonly used materials: |
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Steel,
stainless steel, copper,
brass and aluminum |
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Nylon |
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Polyester |
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Fiberglass |
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EXPANDED METAL FOIL SCREENING |
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An excellent alternative to woven
wire cloth screens. |
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Recommended for applications
which require screens with
no loose wires. |
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Helps extended tooling |
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Easier to
cut |
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Less
abrasive |
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FILTER FOAM |
| In typical
applications filter foam
successfully eliminates dust and
contaminants at the air intake of
computers and business equipment. |
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Woven Wire Cloth |
| Impurities are
removed during plastic injection
molding with a woven wire cloth
screen made to meet customer
specifications. |
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Expanded Metal Screening |
| When covering the
ventilation louvers on computer
monitors, expanding metal screens
protect inner components while also
providing EMI/RFI shielding. |
