Customizable 20L 40L 70L LCD Digital Top-Cross Overhead Stirrer Lab Supplies with OEM Support
Stirring for scale-up drug synthesis using large-volume reaction vessels; mixing of polymer raw materials such as latex paints and coatings; development of pharmaceutical formulations such as gels and ointments; processing of food, daily chemicals, and fine chemical products; development of formulations for new energy battery electrode materials; monitoring temperature and viscosity changes during polymerization and high-viscosity polymer raw material reactions, optimizing production processes; automated continuous flow reactions.
Features：
💎 Stirring paddle “top- cross” design, easy to replace the container
💎 LCD display of set and actual speed, torque
💎 Spillage and overload protection safety circuits
💎 Brushless DC motor for long life, maintenance free
💎 Self – locking drill chuck, tools free
💎 Start/run smoothly, prevent sample splatter or overflow
💎 Constant speed despite viscosity change of the sample
💎 Silicone cover protecting drill chuck from erosive vapor
Applications：
Stirring for scale-up drug synthesis using large-volume reaction vessels; mixing of polymer raw materials such as latex paints and coatings; development of pharmaceutical formulations such as gels and ointments; processing of food, daily chemicals, and fine chemical products; development of formulations for new energy battery electrode materials; monitoring temperature and viscosity changes during polymerization and high-viscosity polymer raw material reactions, optimizing production processes; automated continuous flow reactions.
Technical Parameter:
| Specifications | OS20-Pro | OS40-Pro | OS70-Pro |
| Max. stirring quantity[H₂O] | 20L | 40L | 70L |
| Speed range | 50~2200rpm | 50~2200rpm | 50~1100rpm |
| Speed display accuracy | ±3rpm | ±3rpm | ±10rpm |
| Time settings range | – | – | 0-99h59min |
| Max. torque | 40N·cm | 60N·cm | 300N·cm |
| Viscosity max. | 10000mPa·s | 50000mPa·s | 100000mPa·s |
| Weight | 2.8kg | 2.8kg | 3.2kg |
| Motor type | Brushless DC motor | Brushless DC motor | Brushless DC motor |
| Voltage,Frequency | 100~240V, 50/60 Hz | 100~240V, 50/60 Hz | 100~240V, 50/60 Hz |
| Speed display | LCD | LCD | LCD |
| Torque display | LCD | LCD | LCD |
| Overload protection display | LCD | LCD | LCD |
| Chuck clamp range diameter | 0.5~10mm | 0.5~10mm | 0.5~10mm |
| Motor input/output power | 60W/50W | 120W/100W | 180W/160W |
| Power | 70W | 130W | 200W |
| Dimension[WxHxD] | 83 x 220 x 186mm | 83 x 220 x 186mm | 83 x 220 x 186mm |
| Protection class | IP21 | IP21 | IP21 |
| Permissible ambient temperature and humidity | 5~40°C,80%RH | 5~40°C,80%RH | 5~40°C,80%RH |
| Data interface | RS232 | RS232 | RS232 |
