415 Union Street · Sebewaing, Michigan 48759 · Phone: (989) 883-2000

Stamping and Metal Cutting

Sebewaing Tool and Engineering Company supports stamping and metal cutting companies with our mechanical design and build division. From large machines, and pumps and pressure vessels, to size reduction equipment and flow control hardware for agriculture, automotive and transportation design, manufacturing and maintenance tooling, dies, machinery and equipment industries.

Flow Control Industry

Our Valve Hardware business designs and manufactures all types of high quality bracketry and mounting hardware, for actuators, positioners, limit switches and other valve accessories, for the chemical/petrochemical, water/wastewater, gas, oil and food industries.

Raw Plastics Processing Industry

Sebewaing Tool and Engineering is a supplier of Pumps, Pelletizers, Mixers, Granulators, Strand Die Assemblies, etc. to the petrochemical (plastics)processing industry. Some of our worldwide petrochemical customers include: The Dow Chemical Company, JV’s, Subsidiaries and Licensees, including UCC, Styron LLC, Americas Styrenics, PBB Polisur, Equate, Sadara, SCC, Dow Automotive, Dow Building Solutions and Dow AgroSciences, SINOPEC SGPC (Shanghai GaoQiao Petrochemical Company), Liaoning Huajin Petrochemical/Tongda Corporaton, Braskem, Styrolution, Lyondell Basell (Equistar), NatureWorks (Cargill), Kuraray, Trinseo, ExxonMobil and Westlake Chemical.


We have over 70 years experience engineering, manufacturing, repairing and rebuilding plastics pumps and pelletizing equipment.

Typical pump repairs include bake-out, disassembly, failure analysis, design improvements, component repair or replacement, inspection, assembly and testing. Sebewaing welcomes customer involvement in all phases of the repair process. We can provide spare parts, a complete pump, or a complete pumping system with customized pump skid, gearbox, motor, and control system.

We’re leaders in the development of milling and grinding of strand pelletizer teeth, Sebewaing provides helical, straight, hard-faced, and carbide tooth cutter heads for a vast array of materials, including standard resins and reinforced strands.

Markets Served

    Customer Profile
  • Flow Control Equipment Manufacturers (OEMs) and Service Centers
  • Distributors
  • Facility Maintenance Service Providers
  • Facility Prime Contractors
  • In-house Facility Maintenance Staff (end user)


  • Petrochemical Processing
  • Food and Beverage
  • HVAC
  • Pharmaceutical
  • Oil and Energy production
  • Mining
  • Nuclear
  • Water / Waste Water
  • Marine
  • Agricultural
  • Paper and Pulp
  • Plastic Recycling

Sebewaing Engineering Services include:

  • Custom designs
  • Large-machine Design/Build
  • Valve Hardware Engineering
  • Plastics Processing Equipment
  • Reverse engineering
  • Application engineering
  • Stainless steel, carbon steels, exotic materials
  • ISO and NAMUR specifications
  • Emergency response
Sebewaing Tool and Engineering - Machines

We're Here To Make Your Life Easier.

For questions about
reverse engineering

ext. 119

For questions about
pump solutions

ext. 122

For questions about
valve hardware

ext. 123

For general inquires contact us