Dual Mixer/Mill® 8000D – High Energy Ball Mill

The SPEX Dual Mixer/Mill 8000D is a high energy ball mill with dual clamps that accommodates sample sizes ranging from 0.2 – 10 grams. Ideal for grinding dry, brittle samples, mechanical alloying, slurry grinding, blending powders, and mixing emulsions.

Typical Samples

Typical samples that can be processed using the Spex Dual Mixer Mill 8000D/High energy ball mill include:

  • Rocks
  • Minerals
  • Sand
  • Cement
  • Slag
  • Ceramics
  • Catalyst Supports
  • Glass
  • Pharmaceuticals
  • Plant and animal tissues
  • Seeds
  • Paints
  • Inks


  • Accepts all SPEX SamplePrep Mixer Mill(R) Grinding and Mixing Vial Sets.
  • Also called a shaker mill or high-energy ball mill.
  • Dual clamps enable multiple sample processing for high-throughput applications.
  • Efficient two-clamp laboratory mill commonly referred to as the “SPEX Mill”.
  • Equipped with forced-air cooling and safety interlock system for operator protection.
  • Extended Running Time Chip is available for extending timer range to 1,000 or 10,000 minutes.
  • For efficiency, clamps are run in balance with the same vial and load in each clamp.For grinding multiple samples in the 0.2 – 10 gram range or mixing up to 60 mL of multiple sample per clamp.
  • Reduces samples to analytical fineness and can be utilized for mechanical alloying and nanomilling.
  • Shock mounted motor enables bench top operation.
  • Steel housing protects the clamp mechanism and rugged construction ensures a long life of heavy work
  • The 8010 and 8011 Multiple-Sample Adapters permit processing of multiple smaller samples.
  • Variable-range electronic timer is factory-set for 100-minute range.
  • Wide selection of grinding and mixing vials available including hardened steel, stainless steel, tungsten carbide, alumina ceramic, zirconia ceramic, silicon nitride, agate, polystyrene, methacrylate, polystyrene, and polycarbonate.


Clamp Movement2 1/3 in (5.9cm) back-and-forth, 1 in (2.5cm) side-to-side
Clamp Speed875 cycles/minute (230V)
Timer/ControlsStart and stop buttons, programmable 100-minute timer with digital display
Dimensions22 in (56cm) x 15.25 in (39cm) x 11 in (28cm)
Net Weight (lbs)68 lbs (31kg)
Gross Weight (lbs)92 lbs (41.7kg)
Motor1/3 hp, 1725 RPM @ 60Hz, 1425 RPM @ 50Hz
CE ApprovedYes

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