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Headquartered in Hanover, Massachusetts, Sturtevant is a family owned manufacturer of materials processing equipment, including air classifiers, crushers and fine grinders. Since 1883, the company has provided processing solutions to the chemical, pharmaceutical, foods and mineral processing industries. Founded by Thomas L. Sturtevant, the company is currently managed by W. Sturtevant English, Jr., the fifth generation from the company’s founder.

Air Classification and Fine Grinding Product Lines

  • Air Classifiers
  • Micronizer® – Jet Mills
  • Simpactor® – Pin Mills
  • Powderizer® – Air Classifying Mills
  • Hammermills
  • Roll Crushers
  • Jaw Crushers
  • Rotary Crushers
  • Sample Grinders

Company Services

Using the latest C.A.D. and finite Element Analysis, Sturtevant models equipment to understand and eliminate stresses which could cause failure. Less-carefully designed equipment breaks down often and can evenly fail catastrophically. Sturtevant takes these extra steps to protect company investments and their employees’ safety.

Consultation with Application Specialists
Sturtevant Inc. offers free consultation on size reduction or product classification challenges with over 120 years of experience helping customers evaluate the best way to achieve fine particle sizes, validate product expectations and confirm economic feasibility.

Replacement Parts
Manufactured to strict original factory specifications, Sturtevant’s O.E.M. replacement parts assure safer operation and less downtime carrying full factory warranty.

Testing Facility
Sturtevant’s test facility in Hanover, Massachusetts is capable of milling or air classifying dry solids to ¼” -0.5 microns. Qualified laboratory technicians optimize equipment capacity; recommend wear protection and material handling requirements. Customers are invited to visit the facility to benefit from hands-on experience, equipment operator training and technical presentations.

Field Services
Sturtevant’s service department is available to assist in the installation and start-up of new equipment. Qualified serviceman can provide a comprehensive field inspection to evaluate equipment’s condition and recommend adjustments and/or parts replacement.

Remanufacturing Services
Rebuilding and remanufacturing of entire machines or sub-assemblies to original factory specifications.