CG2 16″ Concrete Grinder | 4kW Single Phase | Variable Speed

Heavy-duty single-disc platform, engineered specifically for rental fleets and regional distributors

Full 4.0 kW Output Under Single Phase – Delivers 100% cutting torque on standard 220V lines, bypassing 3-phase power requirements to maximize rental fleet uptime
Variable Speed Single Disc Floor Preparer – Built-in VFD ensures 0–1400 RPM control, preventing diamond glazing and breaker-tripping amperage spikes
Tool Free Quick Change Floor Grinder Chassis – 100% compatible with standard wedge-in Redi-Lock® diamonds, eliminating extra tooling costs

CG2 Compact Walk-Behind Floor Grinder

The CG2 Platform: Heavy-Duty Concrete Floor Prep & Coating Removal

This series delivers heavy-duty torque with multi-grid flexibility, allowing regional distributors and rental fleets to deploy the equipment across any residential or commercial jobsite

The 16″ Concrete Grinder, Evolved

16 Inch Concrete Grinding Machine Setup: This compact single-disc platform focuses weight directly onto the head for stable, high-speed cutting

Variable Speed Prep As a heavy-duty 220v variable speed concrete grinder, the continuous 0-1400RPM speed control provides absolute cutting precision for both aggressive removal and low-speed polishing

Zero Tooling Friction The chassis delivers a tool-free, quick-change workflow, matching standard wedge-in diamonds perfectly

Heavy-Duty 4kW Single-Phase & 3-Phase Flexibility

Industrial Stripping Power The CG2 heavy-duty electric concrete grinder breaks the strict limitations of standard jobsite power grids

Epoxy Removal Specialist The continuous high-torque output acts as a premium floor grinder for stubborn coating and epoxy removal

Smart Soft Start This no trip soft start floor grinder technology mitigates massive current spikes to guarantee zero risk of tripping commercial breakers

Maximum Pressure & Direct-Drive Stability

Optimized Weight Distribution Engineered for aggressive coating removal, the 69kg operating weight is concentrated directly over the 400mm disc

Direct Drive Engineering Engineered for global wholesale concrete grinding equipment standards, the rugged direct-drive system completely eliminates belt slippage and reduces mechanical wear under extreme loads

Premium Leveling Precision High-rigidity steel frame provides absolute structural stability while protecting motor bearings during heavy stock removal

CG2 400mm Single Disc Floor Grinder Technical Specs

Specifications	CG2-380	CG2-220(VFD)	CG2-VFD (Pro)
Voltage	380V 50Hz	220V – 240V 50/60Hz	380V – 400V 50/60Hz
Power Output	4kW / 5.5HP	4kW / 5.5HP	4kW / 5.5HP
Phase	Three Phase	Single Phase	Three Phase
Drive Type	Fixed Speed	Variable (VFD)	Variable (VFD)
Electrical Components	Schneider	OEM Inverter	ABB/Yaskawa
Speed Range (rpm)	1440	0 – 1400	0 – 1400
Grinding Width	400mm / 16″	400mm / 16″	400mm / 16″
Tooling Capacity (pcs)	8	8	8
Weight	95kg (209lbs.)	95kg (209lbs.)	95kg (209lbs.)

Note: As a dedicated concrete grinder factory direct supplier, our built-in VFD variable speed system is optimized to ensure a true no trip soft start under complex commercial grids

Full service manuals, wiring diagrams, and exploded views are reserved for authorized B2B accounts

FAQ

Can I use existing standard industry diamond tooling on the CG2?

Yes. The 400mm single-disc chassis is 100% compatible with market-standard wedge-in tools and PCDs. Your clients can swap tools instantly without purchasing new inventory

Can you use a floor grinder on single phase lines, and how to stop concrete grinder from tripping breakers?

Yes. If you need to know how to stop concrete grinder from tripping breakers, our 220V variable speed variant uses an integrated VFD soft-start to tame starting current while delivering a full 4kW torque output

What is the best 16 inch floor grinder for epoxy and thick coating removal on commercial sites?

The CG2. Its compact 16-inch footprint concentrates the entire 69kg head weight and 4kW heavy-duty motor directly onto the floor, delivering the aggressive “bite” required to strip thick epoxy and mastic

Do you supply wholesale concrete grinding equipment for regional distributors?

Yes. As a factory-direct supplier, we support volume buyers with bulk wholesale concrete grinding equipment pricing, flexible MOQs, private-labeling (OEM), and container-load quotes

Is the CG2 a suitable portable floor grinder for small areas, and how to transport a concrete grinder easily?

YYes. Built as a portable floor grinder for small areas, its 30-second collapsible frame allows a 2-man crew to how to transport a concrete grinder easily in a compact van

What is the required maintenance for this heavy duty electric concrete grinder?

Maintenance is near-zero due to the beltless direct-drive system. To ensure it functions as a reliable no trip soft start floor grinder, the built-in VFD smooths the initial current draw, completely protecting standard 220V lines from overloading

What is the warranty policy for this commercial concrete floor polishing machine platform?

We back this commercial concrete floor polishing machine with a 1-year factory warranty, dispatching replacement parts via DHL/FedEx within 48 hours to minimize downtime

Reliable Quality Guarantee

All core components are backed by a 12-month warranty, with replacement parts dispatched directly by a professional concrete grinder factory direct supplier

Flexible Logistics Solutions

From single samples to a full heavy duty floor grinder bulk buy, we optimize freight to lower your landed costs

Partnership Support

As a dedicated commercial concrete floor polishing machine OEM ODM manufacturer, we provide private labeling and tiered B2B pricing for regional distributors

Get Factory-Direct Bulk Quote & Partnership Terms

Flexible MOQ tiers, custom OEM configurations, and global distribution logistics support