✅ Precision 425 micron Mesh (ASTM No. 40) – Designed for accurate particle size separation in labs, field testing, and quality control environments. 🛠️ Premium Stainless Steel Construction – Made with high-grade stainless steel frame and mesh for long-lasting durability and corrosion resistance. 📏 Standard 8 Inch (200mm) Diameter – Universally compatible with lab sieving machines and manual analysis methods; perfect for educational and industrial use. 🔬 Ideal for Soil, Sand, and Aggregate Testing – Suitable for testing sand, gravel, powders, grains, and other fine to medium materials in construction or agricultural labs. ✅ Meets ASTM Standards – The MANIKARN Test Sieve complies with ASTM E11 specifications, ensuring precise and reliable particle size analysis. Ideal for scientific research, laboratory testing, and quality control in industrial applications. The MANIKARN 8" Diameter Stainless Steel Test Sieve – 425 Micron Mesh (ASTM No. 40) is designed for high-precision particle size analysis in laboratory, industrial, or educational settings. Featuring a durable stainless steel frame and wire mesh, this sieve ensures accurate results, long-lasting performance, and resistance to rust and corrosion. This sieve is ideal for applications including soil testing, sand and aggregate separation, grain screening, and biofloc or aquaculture material analysis. Its standard 8-inch diameter fits most lab sieve shakers and manual setups, while the ASTM No. 40 (425 Micron) mesh size offers consistent and regulated material classification.