Horizontal Shaft Impactors
Horizontal shaft impactors (HSI) offer the adaptability and capacity required to meet producer expectations.
Overview
Horizontal shaft impactors (HSI) offer the adaptability and capacity required to meet producer expectations.
With three- or four-bar configurations, large feed opening and high-performance MPR rotor, Astec impact crushers are well-suited for a variety of applications. With 30% more uptime and 25% more production than competitive models, our HSIs deliver exceptional performance.
Features
Maximum Performance Rotor
- Large reduction ratio achieved with performance rotor
- 3- and 4-bar configurations
- Provides rugged performance of a solid rotor with accessibility of a segmented rotor
- Self-aligning bearings
Replacement Blow Bars
- Multiple metallurgies available
- Bolt-on liners for extended wear life and reduced downtime
Hydraulic Adjustable Curtain
- Hydraulically-adjusted closed side setting
- Precise gradation control for consistent product
Downloads
Where to Buy
Find an Astec Dealer Near You
Dedicated Support
Innovation You Can Count On, Support You Can Trust.
When you choose Astec, you’re never on your own. Our team is ready to answer your questions, solve problems, and keep your equipment running smoothly—today, tomorrow, and for years to come.
Applications
Aggregates
There are two main classes of aggregates: natural and manufactured.
Learn More about Aggregates
Concrete Recycling
Concrete is one of the most recycled materials in the world and can be repurposed several times over.
Learn More about Concrete Recycling
Construction
Construction projects today depend on an available supply of quality concrete mix.
Learn More about Construction
Construction & Demolition Recycling
Construction & Demolition Recycling materials include wood, cardboard, gypsum, plastic, metal, wire, roofing shingles, asphalt and concrete.
Learn More about Construction & Demolition Recycling
Construction Aggregates
Construction aggregate is typically medium or coarse materials like granite, limestone or trap rock, sand, gravel, slag or recycled concrete.
Learn More about Construction Aggregates
Crushed Stone
Crushed stone is a versatile product that can be used in a wide range of applications from construction to road building and even agriculture.
Learn More about Crushed Stone
Recycled Asphalt Pavement
Recycled asphalt pavement (RAP) is asphalt paving material recovered from old road beds either by milling or excavation.
Learn More about Recycled Asphalt Pavement
Road Building – Concrete
Astec's comprehensive line of concrete plants delivers high-quality and durability for the roadbuilding industry with an extensive selection of high-production plants and mixers.
Learn More about Road Building – ConcreteRelated Products
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Hybrid Horizontal Shaft Impactors
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Vertical Shaft Impactors