Used IPEC 500 HP Attrition Mill/Air Swept Mill, with 72" diameter X 76" high milling chamber, Model 7000. Milling chamber is fed by 4" diameter screw feed, chamber includes 6-rows of high-speed rotating disc with 3" wide x 4" high x 3/8" thick hammers. Hammers are driven by vertically mounted 500 HP motor thru v-belt assembly. Milling chamber includes 40" x 16" side top discharge to dust collection system. Mill is fed by mezzanine mounted, carbon steel hopper measuring approximately 9' wide x 8' long X 8' deep with steep sides. Milling chamber height measurements: 20" high top section, 36" flange-to-flange middle section and 20" high bottom section. Previously used to mill nut shells. Recently added liners and bearings.
Used Equipment Facts About This Machine
Manufacturer Information:
Manufacturer: IPEC (International Process Equipment Company)
Model: 7000
Type: Attrition Mill / Air Swept Mill
Condition: Used
Motor: 500 HP, vertically mounted
Drive: V-belt assembly
Recently Upgraded: New liners and bearings
Description:
This is a heavy-duty used IPEC Model 7000 attrition mill featuring a 500 HP air-swept grinding system, specifically designed for high-speed, high-volume processing. The mill is fed via a carbon steel hopper and a screw feed system, with material pulverized through rotating disc rows equipped with impact hammers. A top-side discharge connects to a dust collection system. Formerly used for milling nut shells, this unit is capable of handling various hard or abrasive materials. It includes recent upgrades, ensuring continued performance.
Specifications:
Milling Chamber: 72" diameter x 76" high total
Top section: 20" high
Middle (flange-to-flange): 36"
Bottom section: 20" high
Internal Configuration: 6 rows of rotating discs with impact hammers
Hammers: 3" W x 4" H x 3/8" thick
Motor: 500 HP, vertically mounted
Feed System: 4" diameter screw feed
Discharge: 40" x 16" side top outlet to dust collection
Hopper: Carbon steel, approx. 9' W x 8' L x 8' D, steep-sided, mezzanine-mounted
Upgrades: New liners and bearings
Applications:
Biomass and organic materials processing
Abrasive shell or seed milling
Charcoal grinding
Mineral reduction
Cement additives processing
Activated carbon production
Agricultural residue pulverizing
Refractory materials milling
Industrial waste processing
Grinding applications for recycling
What might this be used for:
Pulverizing nut shells, seeds, or hard biomass
Producing fine powders from abrasive materials
Preparing feedstock for combustion or gasification
Grinding additives for cement or asphalt
Reducing particle size for mineral or metal ores
Processing recycled composite or resin-based products
Milling raw materials for agricultural use
Shredding activated carbon for reprocessing
Creating filler material from hard scrap
Supporting high-volume dry milling operations
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