Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

American Colloid Company VOLCLAY SPV 200 Sodium bentonite thickener

American Colloid Company VOLCLAY SPV 200 is a high-purity sodium bentonite thickener engineered for superior rheology control, suspension stability, and water retention in industrial applications including drilling fluids, sealants, and foundry binders. Its optimized particle dispersion delivers rapid hydration, high yield value, and consistent viscosity performance under varying pH and salinity conditions.
  • american colloid company volclay spv 200 sodium bentonite thickener_01dd576b
  • american colloid company volclay spv 200 sodium bentonite thickener_01dd576b

Features Of American Colloid Company VOLCLAY SPV 200 Sodium bentonite thickener

  1. High-yield sodium bentonite with exceptional colloidal dispersion in water.

  2. Delivers rapid viscosity development and excellent suspension stability in aqueous systems.

  3. Consistent rheological performance across varying temperatures and pH ranges (pH 6–10).

  4. Low soluble salt content minimizes interference in sensitive formulations.

  5. Optimized particle size distribution for improved hydration kinetics and reduced mixing time.

Typical Applications Of American Colloid Company VOLCLAY SPV 200 Sodium bentonite thickener

  1. Water-based drilling muds for geotechnical and environmental borehole applications.

  2. Grouting slurries in soil stabilization, tunneling, and foundation sealing.

  3. Thickening agent in industrial coatings, ceramic slips, and refractory castables.

  4. Suspension aid in agricultural adjuvants and pesticide formulations.

  5. Viscosity control in non-aqueous emulsions requiring water-phase structuring.

Specifications Of American Colloid Company VOLCLAY SPV 200 Sodium bentonite thickener

Chemical TypeSodium montmorillonite (natural sodium bentonite)
Product FormFree-flowing granular powder
AppearanceCream to light tan granules
Primary ApplicationsDrilling fluids, grouts, suspensions, thickeners
Key FeaturesHigh swelling capacity, low gel time, excellent thixotropy
BenefitsReduced settling, improved pumpability, enhanced solids suspension
pH Range (1% slurry)7.5 – 9.5
Moisture Content (max)10.0 wt%


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