In quarry aggregate plants, cement factories and construction waste recycling projects, PCZ series heavy hammer crusher has replaced traditional two-stage crushing flow (jaw crusher + impact crusher) for medium-hard brittle rock processing, featuring one-step forming, large feeding size, high hourly output and low operational cost. Driven by high-speed rotary heavy hammerheads, this heavy duty hammer mill crushes raw stones with compressive strength ≤200MPa, including limestone, bluestone, coal gangue, dolomite, construction waste and shale. Maximum feed size reaches 1200mm, finished aggregate can be produced in single crushing process without secondary shaping, cutting total production cost by 35%-40% for quarry operators.
1. Working Principle of Heavy Hammer Crusher
A complete heavy hammer crusher consists of motor, main shaft, rotor, high chromium alloy hammer head, crushing chamber and adjustable grate bar. Raw bulk stones drop into crushing cavity from top big feeding inlet, smashed by high-speed hammer impact, stone-to-stone collision and squeezing. Qualified finished aggregates discharge through bottom grate gaps, users can adjust gap width to control final product size from 5mm to 50mm freely. It supports both dry crushing and wet crushing, anti-blockage design handles high moisture sticky materials perfectly.
2. Core Advantages of PCZ Heavy Hammer Crusher
One pass forming to simplify crushing line: Replace jaw + impact crusher combination, finish primary crushing & shaping in single machine, save extra equipment investment, foundation cost and labor expense, ideal for small & medium stone quarry plant;
Super large feeding opening: Standard model accepts raw feed ≤500~1200mm, no pre-crushing needed for mine blasted raw ore;
Long service life spare parts: Tungsten-titanium alloy hammer improves wear resistance by 50% vs ordinary hammer crusher, greatly reduce regular maintenance downtime;
Wide capacity range: Hourly output from 50tph to 3000tph, motor power 55~700KW available for mini crushing workshop and large open pit quarry;
Low power consumption: Optimized curved crushing chamber cuts power cost over 25% under same production capacity, helping customers save long-term electricity cost;
Well-shaped final aggregate: Cubic finished stone with low flaky content, fully meet international standard for highway & construction aggregate.
3. Suitable Materials & Global Application Fields
Crushable Raw Materials (Compressive strength ≤200MPa)
Limestone, bluestone, dolomite, coal gangue, coal, gypsum, waste brick & concrete construction waste, shale, river pebble, low-grade iron ore.
H3: Main Application Industries
Aggregate quarry plant: Road & railway construction stone production, quarry raw rock crushing;
Cement & building material industry: Limestone raw material crushing for cement plant, coal gangue crushing for brick making factory;
Solid waste recycling: C&D waste recycling, metallurgical slag & mine tailing reprocessing;
Coal mining: Raw coal & gangue crushing, underground mobile crushing station;
Chemical raw material processing: Gypsum, salt, alum coarse crushing.
4. Main Technical Specification for PCZ Heavy Hammer Crusher
| Model | Max Feed Size(mm) | Capacity(t/h) | Motor Power(KW) |
|---|---|---|---|
| PCZ1308 | ≤500 | 100-160 | 132 |
| PCZ1512 | ≤600 | 250-400 | 315 |
| PCZ1816 | ≤650 | 600-850 | 500 |
| PCZ2020 | ≤800 | 900-1500 | 1000 |
5. How to Select Suitable Heavy Hammer Crusher for Your Project
Material hardness rule: For raw rock over 200MPa compressive strength, adopt jaw crusher + heavy hammer crusher combination; single heavy hammer mill works well for material ≤200MPa;
Capacity matching: PCZ13/15 series for daily output below 1000 tons, PCZ18/20 large model for million-ton annual output quarry;
Working condition: Anti-clog crushing chamber for high moisture over 12% raw material, plus dust collector for dry crushing production line.
FAQ Section（Google Featured Snippet Optimized）
Q1: What’s difference between heavy hammer crusher and small ordinary hammer crusher?A: Heavy duty hammer mill owns heavier hammer, bigger rotor inertia and larger feed inlet for bulk rock one-time crushing; small hammer crusher only for fine crushing tiny materials, unable to handle feed over 500mm.Q2: Can a single heavy hammer crusher build complete stone crushing plant?A: Yes for soft limestone & bluestone, match with vibrating feeder and vibrating screen to form full production line; hard rock needs primary jaw crusher before hammer mill.Q3: Is finished particle size adjustable on heavy hammer crusher?A: Users can replace grate bars and adjust gap between hammer and grate to get finished size from 5mm up to 50mm.
6. Manufacturer Supply & Global Export Service
We are professional China heavy hammer crusher manufacturer with full PCZ series in stock, custom design and worldwide export service for Southeast Asia, Africa, Middle East and South America quarry projects. One-year warranty for complete machine, lifelong spare parts supply, overseas installation commissioning and full crushing plant layout design available.
