The 9FQ-420 feed grinder is an ideal feed processing equipment for farms and a good helper for farmers to become wealthy. This machine has good adaptability and can crush various raw materials such as corn, sorghum, straw, peanut seedlings, grass, etc. It can also be used for potato pulping. Easy to maintain, easy to operate, no need for foundation fixation, and convenient for mobile operations. High efficiency, low energy consumption, and low noise, it is a replacement product for old-fashioned crushers. This machine implements a three guarantee policy, with accessories available nationwide and year-round, relieving users of any worries. Working principle: This machine is a tangential feed hammer crusher. In the crushing chamber, the rotor rotates at high speed, and the feed is crushed into fine particles through the hammering of the hammer and the friction of the toothed plate. It leaks through the sieve holes and is then sucked into the storage bag or aggregate chamber by a centrifugal fan. 2、 Main technical specifications: Spindle speed: 5800 r/m, matching motor: 7.5KW/380v, machine weight: 100kg, external dimensions: 980 x 900 x 950 mm, main performance indicators: sieve hole diameter (mm), production efficiency (kg/h), corn 5.0 ≥ 2000, corn 2.0 ≥ 1500, waterlogged soybeans 2.0 ≥ 800, fresh sweet potatoes 1.2 ≥ 1000, dynamic performance