12 inch (305 mm) sieve, 50 US STD mesh, stainless steel

12-inch (305 mm) laboratory sieve with No. 50 mesh size according to US STD standard. High corrosion-resistant stainless steel construction. Technical specifications: 300 μm mesh opening, 67 mm frame height, 305 mm nominal diameter. Designed for particle size analysis and particle separation in the medium-fine range with high dimensional precision. High processing capacity for analytical and quality control applications in laboratories, chemical, pharmaceutical, and mining industries. Robust structure ensuring stability during prolonged sieving operations.