National Flooring Equipment
The National Spartan 220 Scarifier is a compact yet industrial-grade surface preparation machine engineered to mill, clean, and profile concrete and other hard surfaces. Its 8″ working width and precision depth control make it ideal for jobs that require aggressive removal of coatings, thinset, paint, or concrete layers in tight or enclosed spaces. Powered by a robust 120V motor and designed with user-centric features like a dust port for clean operation, the Spartan 220 combines portability with serious cutting power—making it a go-to tool for both residential and commercial surface prep applications.
The National Spartan 220 is a precision-built scarifier built for surface professionals who need compact size without sacrificing cutting capability. Whether you're leveling a concrete slab, removing mastics, or prepping for epoxy, this machine delivers consistent results and clean performance in both commercial and residential settings.
How-to, setup and maintenance from the PreFloor Knowledge Center.
Diamond grinding, shot blasting and scarifying compared: the surface profile each produces, what each removes, and how to pick one for the job.
How scarifiers work, which cutters to use for coatings, leveling and general prep, setting depth on National's Spartans, and the CSP, silica and noise rules.
Choosing between PCD grinding, scarifying and shot blasting to remove epoxy and other coatings, based on thickness and what goes down next.
What ICRI concrete surface profiles (CSP 1 to 10) are, which prep methods reach which profile, and how to check yours against the chips.
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