The company SADA 3-inch fine grinding mill, please consult the discussion. 
 Product Name: SADA fine grinding mill Model: 06680 Size: deflection stroke: 2.5mm Rotational Speed: 12000 rpm Working pressure :4-6 bar Air consumption: 360L/min Noise: 72 dBA grinding tray diameter: 75mm Weight: 560g Product Description: 1, high-tech materials, precision manufacturing processes - durable. 
 2, in accordance with ergonomic designed handle feel comfortable, lightweight body - which can reduce the work intensity. 
 3, the implantation of a number of patented technology, lightweight body and low air consumption, while the mill torque (power) is extraordinary - to save energy consumption.