Contract Crushing, or as some people call it “Custom Crushing”, is a service that has solved many problems for aggregate producers over the past multiple decades. Whether it is opening a greenfield site, gaining added salable inventory through supplemental crushing, recycling asphalt or concrete, or the myriad of other needs, Mellott has implemented many solutions for customers utilizing Contract Crushing. In fact, Contract Crushing has been the heart and soul of our organization since the 1970s. We’ve partnered with small family-owned operations, we’ve helped build aggregate producer empires, and everything in between. Mellott’s contract crushing division has reached an unparalleled level of excellence in providing solutions to our producer customers in areas such as:

Upgrade Your Rock Crushing with HSI/VSI Crushers

When you require an impact crusher for your next project but prefer to avoid the investment of a brand-new machine, our team is ready to assist. We specialize in pairing you with the perfect impact crusher that meets your project’s unique needs and budget without compromising on quality.

Exploring HSI & VSI Rock Crushers

HSI (Horizontal Shaft Impactor) and VSI (Vertical Shaft Impactor) rock crushers are invaluable tools for efficient rock crushing. HSI rock crushers utilize high-speed impact to break down materials, while VSI rock crushers employ a spinning action for material breakdown. Both methods are effective for breaking down rocks and offer versatility for various applications.

The Benefits of HSI & VSI Rock Crushers

HSI and VSI Rock Crushers offer several advantages, making them highly sought-after in the industry:

Versatile Material Processing: These crushers excel in processing a wide range of materials. HSI Rock Crushers effectively break down concrete and asphalt, while VSI Rock Crushers handle sand, gravel, and other materials. This versatility makes them suitable for diverse applications.

Exceptional Efficiency: HSI Rock Crushers can process materials at rates up to 800 tons per hour, while VSI Rock Crushers achieve rates of up to 2,000 tons per hour. These efficient machines ensure the swift completion of projects in appropriate scenarios.

Our HSI/VSI Crusher Offerings:


  • Vertical Shift Impactor Barmac B7150SE
  • Metso Barmac B7150SE Vertical Shaft Impact Crusher


  • NP1620
  • Metso NP1620 Horizontal Shaft Impact Crusher
  • NP13
  • Metso NP13 Horizontal Shaft Impact Crusher
  • NP1415
  • Metso NP1415 Horizontal Shaft Impactor

Use Cases for HSI & VSI Rock Crushers

HSI and VSI rock crushers find application in different ways, depending on the project requirements. HSI crushers are typically used for softer materials like asphalt or concrete, while VSI crushers excel with harder materials such as granite or limestone.

HSI rock crushers are ideal for projects demanding smaller, more precise particles. They prove valuable for a variety of tasks, including:

  1. Demolition: HSI rock crushers efficiently demolish buildings and structures.
  2. Recycling: HSI rock crushers facilitate the recycling of materials like concrete, asphalt, and brick.
  3. Road Construction: HSI rock crushers create road base material essential for road construction projects.

Discover the Perfect Impact Crusher at Mellott

No matter the unique needs of your next project, our team can guide you in selecting the impact crusher that perfectly aligns with your specific demands. We provide reliable machinery solutions that ensure efficient project completion at a competitive price.

For more information, reach out to our team of experts today at (770) 338-0111. Mellott is your trusted partner for impact crushers, delivering exceptional performance and value for your rock crushing endeavors.