How filter fabric selection affects operating economy Filtering devices have radically different
flex resistance; bursting strength; ease of
operating principles. Each imposes very
cleaning.
special demands uponthefilterfabric used.
But this fact remains. Difficult as the
In pressure filtration, for example, the
choice may be, only the right filter fabric
filter fabric must possess mechanical
will provide optimum rate of flow and maxi-
strength and durability. The widely used
murTLproduct quality at minimum cost.
filter press requires particularly tough fab-
Because so great a range of filter fabrics
rics. With vacuum drum filters, lighter
is now available, your interests can best be
weight fabrics may be used—but they need
served through the experienced judgment
dimensional stability to prevent the cloth
of competent filter fabric specialists. You'll
from pulling away at drum edges, or rip-
find the filtration experts who distribute
ping under the strain of shrinkage around
Wellington Sears fabrics can be of practical
the drum circumference. For rotary leaf
help to you.
filters, abrasion resistance is an added consideration when selecting a filter fabric. There are many other factors which influence fabric selection—the product itself —and the objective: liquid clarification or solids recovery. Also heat, chemical and 66 C & Ε Ν
For their names, and a copy of "Filter Fabric Facts," write Dept. L-4.
WELLINGTON SEARS FIRST IN FABRICS FOR INDUSTRY Wellington Sears Company, 111 West 40th Street, New York, N.Y. 10018 · Akron · Atlanta · Boston · Chicago · Dallas • Detroit · Los Angeles · Philadelphia · San Francisco
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