Impact Crusher Manufacturing, Features and Prices … The GNR PDK series primary impact crusher (HSI) breaks coarse limestone and concrete waste by impact. Capacity 250–900 tph, rotor 1400×1500–1600×2000 mm, feed 900–1300 mm, 200–500 kW. … The GPS series is a General Makina HSI crusher combining primary and secondary impact crushing in one body. Capacity 100–400 tph, rotor 1200×1000–1400×1500 mm, feed 600–1000 mm, 160–315 kW. … The GNR DMK series secondary impact crusher turns primary product into cubical, well-graded secondary aggregate. Capacity 120–500 tph, rotor 1100×1000–1400×2000 mm, feed 800 mm, 160–500 kW. … The GM 125 is a track-mounted impact crusher with a GNR PDK02 impactor (200 kW) — the heaviest, hardest-hitting track in the GM family. … The GM 100 is a track-mounted impact crusher with a GNR-01 impactor (160 kW, 1500 rpm), grizzly pre-scalping and a 1500×5500 mm triple-deck track screen in full closed circuit. … Vertical Shaft Impact Crusher (VSI) should be preferred the materials of high hardness ratio for converting to sand. Also they are used for convert the hard materials to gravel.