They are widely used in cement plants at home and abroad. Impact Crusher Structure. The impact crusher consists of impact rack, impact plate, main shaft, blow bar, rotor, rotor rack, machine body, etc. ... Double Rotor Impact Crusher: 2PF-1010: Φ1000×1000: 24: 57-70 <450 <20: 75,75,2.2: 4360x3380x3200: 2PF-1212: Φ1250×1250: 53: 100-140 ...