Flash sale concrete grinder machine JST630 Â is in perfect working condition! fully operational and functions as intended.come with warranty
The JST630 (commonly referred to as JS630) concrete grinder machine features a 7.5 kW motor, a 630 mm grinding width, and variable speeds up to 1800 RPM
Specification
- Motor Power: 7.5 kW (10 HP)
- Grinding Width: 630 mm
- Voltage: 220V or 380V (Three-phase/Single-phase options)
- Rotating Speed: 0–1800 RPM (variable speed via inverter)
- Grinding Plates / Pads: 4 heads with 12 total grinding pads (cross-rotating)
- Drive System: High-precision gear box (gear-driven, no belt)
- Operation & Use: Supports both wet and dry working conditions for concrete, terrazzo, stone, and epoxy floors
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