oil and gas drilling rig

Pexoplug 338

Blend of materials for wellbore stability and seepage loss

Chemistry Type: Blend of polymer, asphalt, natural fibers and minerals

Function(s): Drilling Fluid Additives

Pexoplug 338 graphite-based blend includes fibers and minerals plus carbon products designed to help reduce seepage losses during the drilling of a depleted zone, especially in synthetic based fluids. Pexoplug 338 can be mixed in all types of drilling and completion fluids.

Key Advantages

  • Enhances wellbore stability
  • Prevents and controls seepage loss
  • Provides lubricity
  • Broad particle size distribution (PSD) range
  • Non-damaging
  • Reduces filter cake permeability and provides lower high temperature, high pressure (HTHP) filtrate
  • One sack blend
  • Stable in bottomhole temperatures up to 232 °C (450 °F)
Color Other
Physical Form
Average Particle Size
5 - 10 µm
Particle Size (Max)
100 - 150 µm
Specific Gravity
1.6 @ room temperature (RT)

Product Availability

Asia (excl. China, incl. India), China, EMEA (Europe, Middle East, Africa), Latin America, North America, South Pacific

Contact Us for individual country availability.

Related Documents & Downloads

OMNOVA Chemical Technical Data Sheet
OMNOVA Chemical Regulatory Data Sheet
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