Prep/Master® 3030 Floor Grinding Machine

Ideal for Polishing Projects up to 10,000 SF (1,000 M2)

Our most popular model! The Prep/Master STI-3030 floorgrinding machine is an ideal choice for project sizes up to 10,000 SF (1,000m2). Despite its heavy weight and size, this grinder is extremely easy tooperate due to the smooth operation of the STI rotary gear system. Its 30HPmotor is built to last and its variable speed drive easily adapts to differentgrinding or polishing conditions for concrete, terrazzo, marble, and stoneapplications.

The moveable pocket weight system adjusts head pressuredepending upon application and the standard water tank makes it easy to switchfrom dry to wet work. The 3030 is available in 230V and 480V. Uses four toolplates (included) and twelve tools.

- Motor: 30 HP - 3 phase (22kW)
- Working width: 30”
- 30 HP (22kW)
- 1 or 3 phase; Available in 230V or 480
- 4 tool plates (included); Uses 12 tools
- Power source: 220/230 VAC 1 or 3 Phase, 60Hz or 380/480VAC 3 Phase, 50-60Hz

Machine Specs -Electric

Coverage: 10,000 SF (1,000 m2)

Power Source: 220/230 VAC 1 or 3 Phase, 60Hz or 380/480 VAC3 Phase, 50-60Hz

Motor: 30 HP - 3 phase (22kW)

Power Cord: 30 ft. (9m) | 6-4

Dimensions: 86 x 30 x 52 in. (218 x 76 x 132 cm)

Working Width: 30 in. (76 cm)

Weight: 1,338 lbs. (607 kg)

Tools RPM: 300-750 RPM variable

Tools Needed: 12

Tools Attachment Style: EG Attachment System

Vacuum Hose Connection: 3 in. (76 mm) (sold separately)

Recommended Vacuum: PM3003GP

Production Rates

Mastic Removal: 600 SF (60 m2) per hour

Thin Set Removal: 600 SF (60 m2) per hour

+/-25 Mil Coatings: 425 SF (40 m2) per hour

Concrete Polishing: 1,200 SF (120 m2) per hour

Spec Sheet