Unleash Precision Grinding with the Aztec 30" Ultra Grind 18 HP Kawasaki – Propane Power and Innovative Features

The UltraGrind professional concrete grinder and polisher’s aggressive planetary action is gear driven, and eliminates cords and generators.
The UltraGrind is part of the Aztec WorskSmartTM Concrete System for cordless grinding, polishing and edging concrete and terrazzo floors.
The new Spray Mist Skirt is now standard on the UltraGrind, for dust control super-fine silica.
Superior Grinding Power - The Aztec UltraGrind Advantage
The Aztec 30" Ultra Grind, driven by an 18 HP Kawasaki engine, delivers superior grinding power for commercial applications, ensuring optimal results with every use.
UltraGrind's Propane Efficiency and Eco-Friendly Operation
Experience extended runtimes, eco-friendly operation, and cost-efficiency with the propane-powered system of the Aztec 30" Ultra Grind, setting new standards for floor grinding.
Convenient Key Start and Transport Wheel
Simplify operation with the key start feature and enhance mobility with the transport wheel, making the Aztec 30" Ultra Grind efficient and user-friendly.
The UltraGrind has Enhanced Water Capacity
Featuring an 8-gallon water tank, the Ultra Grind ensures continuous water supply for efficient dust control and optimized grinding performance.
Innovative Design with Catalytic Muffler and Centrifugal Clutch
Equipped with a catalytic muffler for reduced emissions and a centrifugal clutch for smooth operation, the Aztec 30" Ultra Grind represents cutting-edge innovation in floor grinding.
Warranty and Craftsmanship: Double Assurance Warranty
Aztec stands behind the 30" Ultra Grind with a comprehensive equipment and engine warranty, providing double assurance for your investment in high-quality floor grinding.
Crafted in the USA
Proudly made in the USA, the Aztec 30" Ultra Grind reflects a commitment to quality craftsmanship, ensuring durability, reliability, and American-made excellence.
Aztec UltraGrind Specifications

Aztec UltraGrind Features
The UltraGrind professional concrete and polisher eliminates cords and generators. Starter Specialty packages available for chemicals, diamonds, propane vacuum and hand grinders
- 8 Gallon (30.3 L) Water Tank (additional tank available upon request)
- EPA/CARB Certified Kawasaki 603cc Engine
- Locking transport wheel
- Adjustable telescoping handle
- Steel body construction
- Removable panel for easy cleaning
- Engine Warranty - 2 Years
- Machine Warranty - 1 Year
- Transport wheel for easy loading and maneuvering
- Green Cleaning Certifications: EPS, CARB, LEED, CE, GS-42
Aztec UltraGrind FAQ Section:
What makes the Aztec UltraGrind 30" Concrete Grinder different from other grinders?
The UltraGrind is a propane-powered concrete grinder designed for grinding, polishing, and restoring concrete, terrazzo, and other hard floor surfaces. It features a 30" grinding path and is powered by an EPA/CARB certified Kawasaki 603cc engine that provides industry-leading low emissions.
What safety gear do I need to operate my Aztec UltraGrind?
Required safety equipment includes:
- Approved respiratory protection
- Hearing protection (machine operates at less than 89dB(A))
- Safety goggles/glasses
- Safety shoes
- Safety clothing/gloves
- Face shield when working with battery
How do I maintain my Aztec UltraGrind concrete grinder?
Critical maintenance includes:
- Check oil level daily before starting engine
- First oil change after 8 hours, then every 50 hours
- Change oil filter every 100 hours
- Lubricate flange bearings every 4 hours of operation
- Clean/check air filters regularly
- Clean entire machine after each use
- Keep detailed maintenance log
What propane tank specs does the Aztec UltraGrind 30" require?
The machine requires:
- 20 lb vertical vapor withdrawal propane tank
- Tank must not exceed 48 lbs when full
- Tank must have Overfill Protection Device (OPD)
- Proper soap testing for leaks after each tank connection
- Tank valve must be closed when not in use
- Tanks must be stored outdoors in ventilated area
What's covered under my Aztec UltraGrind warranty?
Coverage varies by component:
- Engine: 2 years from Kawasaki
- Fuel System: 1 year
- LP Tank: 1 year on valve, 3 years on cylinder
- Body Parts: 1 year
- Battery: 1 year
- Centrifugal Clutch: 1 year
- Bearings: 6 months
- Drive Blocks: 6 months
What floor types can I grind with the Aztec UltraGrind 30"?
The machine can be used on:
- Concrete
- Terrazzo
- Other hard floor surfaces Gradient must not exceed 2% slope. Do not operate in stationary position for more than a few seconds.
How do I transport my Aztec UltraGrind 30" safely?
For safe transport:
- Install transport wheel before moving
- Never transport with engine running
- Remove or secure propane tank
- Allow engine to cool for 15 minutes before loading
- Secure machine on level surface in vehicle
- Use proper two-person lifting technique when needed
What's on the pre-start checklist for my Aztec UltraGrind?
Before each use:
- Check oil level
- Inspect air filters
- Check diamonds/plates for wear
- Adjust handle height
- Fill water tank if wet grinding
- Check/clean dust collection system
- Inspect all safety features
- Test all controls
Where can I get service for my Aztec UltraGrind 30" concrete grinder?
Contact Shine Shark Solutions directly at:
Aztec UltraGrind Downloads
Aztec UtraGrind Owner's Manual
