... materials such as wood, less investment ,low energy consumption and high productivity. Energy saving straw crusherIt is a kind of efficient ... ,reduce tool wear. This device has less investment, low energy consumption and hig hproductivity, good economic returns, convenient usage ... 24 3236Chipping length (mm) 200 250340Discharge port dimension(mm) 320×170 400×250460×270 Spindle speed(r/min) 1400 1200 ...