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Traditional crushers with screen plates clog within minutes when processing coal gangue or shale above 10% moisture. Motors burn out, production stops – and frequent hammer changes eat into profits.
The double-stage crusher (screenless, dual-rotor) is designed for high-moisture fine crushing.
Four Key Advantages
Screenless design – No grate at the bottom. Handles 20-30% moisture, even wet coal slime or rainy-day material. Never clogs.
Dual rotors – Upper rotor coarse crushes, lower rotor fine crushes. Output below 3mm, with 85% under 2mm.
Wear-resistant combined hammers + shift adjustment – High-alloy hammers last 2-3x longer. Adjust gap when worn – one set lasts like three. Maintenance cost down 40%.
Hydraulic opening – One button opens the housing. One person replaces hammers quickly. Downtime cut 60%.

defaultDouble-Stage Screenless Crusher
Yulin, Shaanxi – SCF1000×1000 processing 18% moisture coal gangue. Ran entire rainy season with no clogging. Output 80 t/h.
Meishan, Sichuan – Shale brick plant switched from old crusher to 800×600. Rainy season output exceeded dry season.
Brick & building materials: wet coal gangue, shale, clay, fly ash, slag
Mining & metallurgy: iron ore, copper ore, limestone, slag
Chemical & power: gypsum, quicklime, coke, power plant slag
Environmental: construction waste (bricks, concrete) into recycled aggregate

Double-Stage Screenless Crusher – Workshop Real Shot
Technical Specifications

Years of experience in crushers. Products include double-stage, roll, mobile, and construction waste crushers. Served 3,000+ customers. One-stop service from site inspection to commissioning.