Alpha-202 Double Wheels Grinder & Polisher
2 ( Double Wheels with Individual Control Panel )
50-1000rpm
Cw/Ccw
8inch-10inch(203/254mm)
110V/60Hz, or 220V/50Hz (1p1n1PE)
1500W
20W
5A
45L, Minimum Filter Accuracy :1um
Auto/Manual
<40dba
0-95%Rh
820X740X340mm
85kg
Trojan
Wooden Case or Customized
820x740x340mm
China
Product Description

Alpha-202 double disc and double control grinding and polishing machine with triple-phase asynchronous motor,Including three programmable preset speeds with one-touch quick start and adjustable speed setting function, suitable for grinding and polishing of various metallographic samples. It is widely used in material analysis/physical & chemical analysis laboratories of each enterprises and research institutions.

One-touch flushing function in the tray to effectively prevent drainage blockage;
Automatic operation mode of the cooling water for more convenient manual grinding;
Large diameter side drainage, drain quickly to avoid block;
Retractable faucet for easy cleaning and maintenance in the disc;
Built-in automatic temperature-sensing cooling fan to reduce failure rate and prolong working life;
Optional tempered glass panel, easy to operate, good sealing performance, easy to clean;
Optional panel with rotary switch, more options for customer.
Automatic operation mode of the cooling water for more convenient manual grinding;
Large diameter side drainage, drain quickly to avoid block;
Retractable faucet for easy cleaning and maintenance in the disc;
Built-in automatic temperature-sensing cooling fan to reduce failure rate and prolong working life;
Optional tempered glass panel, easy to operate, good sealing performance, easy to clean;
Optional panel with rotary switch, more options for customer.
Model | Alpha-202G | Alpha-202B | |
Working wheel | Wheel | 2 ( Double wheels With Individual Control Panel ) | |
Speed | 50-1000rpm | 0-1000rpm | |
Diameter | 8"-10"(203/254mm) | ||
Direction | CW/CCW | ||
Torque @300rpm | 3N.m | ||
Electronic | Voltage/Frequency | 110V/60Hz, or 220V/50Hz (1P1N1PE) | |
Rated Power | 1500W | ||
Standby power | 20W | ||
Rated Current @220V | 5A | ||
Max.Current @220V | 10A | ||
Water Supply | Max. Pressure | 0.6MPa | |
Pipe dia. on water | Φ8mm | ||
Pipe dia. on flush | Φ10mm | ||
Pipe dia. on outlet | Φ32mm | ||
Recirculating water tank (optional) | 45L, Minimum filter accuracy :1um | ||
Control Panel | Touch key-press | Button switches | |
Three programmable preset speeds | Yes | No | |
Flush inside of the wheel | Auto/Manual | ||
Noisy | Measured at 1 meter | <40dBA | |
Operating Environment | Tempersture | -20˚C - 60˚C | |
Humidity | 0-95%RH | ||
Dimension | WxDxH | 820x740x340mm | |
Weight | 85kg |


