The document describes the working principle and applications of Milltronics MSI and MMI continuous weighing products. These products are suitable for controlling stone blending tunnels, monitoring grinding mill feed rates, tracking daily production rates and totals, controlling coal feed for power plants, etc. The performance accuracy is ±0.5% within the 20-100% operating range. The products are suitable for fast-moving belts, short idler spacing, light or uneven belt loading.