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CBR Filters are for use in California Bearing Ratio testing to separate the spacer disc from the soil during compaction. They can also be placed between the soil surface and perforated plate prior to the soaking phase. Filters are 5.94in (151mm) diameter.
BRA-75 CBR Filter, No. 100 Stainless Steel Mesh is woven wire with No. 100 (150μm) and reusable.
BRA-76 CBR Paper Filters are single-use and made of coarse filter paper and available in a package of 100.
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