
ExBAR (4.2) ExWATE (4.1)
These API Barite products are manufactured from a high quality natural barium sulfate ore. Strict quality control during manufacture results in a consistent product that is used in all phases of oil and gas exploration. ExBAR is chemically inert to all drilling fluid additives and is applicable to all drilling fluids for purposes of increasing density.
ExBAR 200, 325 and 400
These products are manufactured from a high quality natural barium sulfate ore. Strict quality control during manufacture results in consistent products that are used in paints, plastics, rubber, adhesives, sealants and many other applications.
ExBAR W 325, W 400, W 4, W 3, W 2 and W 1
These products are manufactured using only the highest quality white, natural barium sulfate ore. Strict quality control during manufacture results in consistent products that are used in paints, plastics, rubber, adhesives, sealants and many other applications where color and purity are principle concerns.

ExCAL 100, 200, 325 and 400 Drilling Fluid Grade
Houston, TX
Dyersburg, TN & New Iberia, LA
These products are processed from a high purity stone, to exacting specifications at our Houston , Texas plant. These grades are suitable for use in drilling fluids and other applications.
ExCAL 100, 200, 325 and 400 Industrial Grade
These products are processed from a high purity stone, to exacting specifications at our Houston , Texas plant. The grades shown are suitable for use in plastics, adhesives, sealants and other applications.
ExCAL CW 100, CW 200, CW 300 and CW 325 Medium Grind Industrial Grade
These products are processed from a high purity ore, to exacting specifications at our Houston, Texas plant. These grades are processed for use in plastics, rubber, coatings, adhesives, sealants, mastics, and other specialty applications where color, binder demand and economics are of importance.
ExCAL CW 10, CW 7, CW 5 and CW 3 Fine Grind Industrial Grade
These products are processed from a high purity ore, to exacting specifications at our Houston, Texas plant. These grades are processed for use in paints, plastics, rubber, adhesives and other applications where color and particle size are of importance.
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