Pharmatech Engineers Pvt. Ltd or Sehgal Industrial Works offers Sifter Sieving and Grading Machine. Pharmatech Engineers Pvt. Ltd. Manufactures Pharmaceutical & Chemical Equipments. The Sifter Sieving and Grading Machines are used for gradation and separation of powder, granules, etc. By using gyratory motion. It offers vibration adjustable as required and is incorporated with interchangeable S.S. Screen. This Sifter Sieving and Grading Machine come in 20 inches, & 30 inches diameter sizes.