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DX-Hydrated Lime
(Calcium Hydroxide)


DX-Hydrated Lime is an economical, non-hazardous source of calcium for flocculating bentonite slurries (spud mud) for improved hole cleaning. Great source of calcium and alkalinity in both water-based and oil-based drilling fluids.

  • Increases pH
  • Excess Lime provides an alkalinity buffer
  • Flocculant for bentonite muds (spud muds) for improved hole cleaning
  • Removes soluble carbonate ions
  • Controls corrosion
  • Activates fatty acid, oil-based mud additives

Physical Analysis


Specific Gravity
Solubility (H2O)
Calcium Hydroxide (%)
Calcium Carbonate (%)
Insoluble Residue (%)
Moisture (%)

White or Grayish-White Powder
2.2-2.4 (H2O = 1)
12.45 (1% Solution)


This product can irritate the eyes and skin. When handling any chemical, good personal hygiene should be practiced. Please read the DX-Hydrated Lime material safety data sheet.


DX-Hydrated Lime is packaged in 50-lb, multiwall, water-resistant bags.


The information and data herein are believed to be accurate and have been compiled from sources believed to be reliable. It is offered for your consideration, investigation and verification. Buyer assumes all risk of use. DX Oilfield Products, LLC will not be liable for claims relating to any party’s use of our reliance on information and data contained herein regardless of whether it is claimed that the information or data are inaccurate, incomplete or otherwise misleading.

Revised: 11.01.2014

     DX Oilfield Products, LLC, 300 Jackson Hill Street, Houston, Texas 77007

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