SUMMARY
The MARUMASU PB is a compact grain destoner designed to remove stones mixed with grain.
- Brown rice processing capacity: 300–360 kg/h
- Buckwheat processing capacity: 250 kg/h
- Power supply: Single-phase AC100V / 100W
IMPORTANT
This machine is a destoner. It removes stones from grain; it does not hull paddy rice or polish brown rice into white rice.
FEATURES
Easy Cleaning
The hopper can be opened easily for convenient access to the screen and internal area for cleaning.

High-speed Air Separation
A powerful fan stabilizes airflow to separate stones from grain.

Compact Design
The PB features a compact body design.
MATERIAL ADJUSTMENT
The hopper shutter is set at the factory for brown rice and white rice.
When processing paddy rice, beans, or other materials that require a larger shutter opening, remove the stopper R-pin and open the hopper shutter wider.
When processing brown rice or white rice, use the machine with the R-pin installed in its normal factory position.
POWER SUPPLY NOTICE
The PB operates on Japanese single-phase AC100V power with a 100W destoning motor.
Please check the power supply available at your installation location before purchasing. If you are unsure about compatibility with your local power supply, please contact us before placing your order.
SPECIFICATIONS
| Model | PB |
|---|---|
| Processing Capacity | Brown rice: 300–360 kg/h Buckwheat: 250 kg/h |
| Hopper Capacity | 15 kg (brown rice) |
| Dimensions | 320 × 470 × 741 mm (W × D × H) |
| Machine Weight | 29.5 kg |
| Power Supply | Single-phase AC100V |
| Destoning Motor | 100W |
| Fuse / Breaker Capacity | 5A or more |
| Safety Device | Built-in overload protection thermal |
* Brown rice processing capacity may vary depending on the condition of the rice.






