Pharmaceutical Wipe Film Evaporator Fine Chemical Food Beverage Biotechnology
A Scraped Film Evaporator is a type of thermal separation device that uses built-in rotating scrapers to spread feed liquid into a continuous thin layer on the heated cylinder wall, realizing rapid low-temperature evaporation and separation for viscous or heat-sensitive materials.
The Centrifugal Thin Film Evaporator is an evolved structural form of scraped film evaporation equipment. As one representative model, the Rotary Centrifugal Evaporator relies on rotary components to generate centrifugal force for uniform film forming. Variants such as the High Speed Film Evaporator adopt faster rotating assemblies to further boost heat transfer efficiency, making all these devices widely used in fine chemical, pharmaceutical solvent recovery and purification processes.
Product parameter| Parameter | Typical Value/Range | Remarks | ||||
| Evaporation Capacity | 5～5500 kg/h | Evaporation efficiency depends on material properties and heat transfer temperature difference | ||||
| Operating Pressure | 1atm～1mbar | High vacuum working conditions require matching vacuum units | ||||
| Operating Temperature | 50-300°C | High-temperature series with maximum operating temperature up to 350°C | ||||
| Heat Transfer Area | 0.1-100m² | Custom designs available for the full range | ||||
| Wiper Speed | 2-15 m/s | Affects liquid film thickness and heat transfer efficiency | ||||
| Motor Power | 0.25-55kw | Correlates positively with rotor diameter and material viscosity | ||||
| Viscosity Range | 1-100000cP | Specialized wiper design required for high-viscosity materials | ||||
| Wiper Type | Structural Features | Material & Temp. | Clearance/Film | Application Scenarios | Viscosity Limit | Industry |
| Hinged Wiper | Spring-loaded, self-adapting to wall wear | PTFE ≤150°C Enhance PTFE ≤200°C CF-PTFE ≤250°C polybenzoate ≤280°C Copper≤300°C 304 ≤300°C 316L ≤400°C |
General purpose | 20,000 cP | Glycerol, tire additives, inorganic salts, sugar alcohols, fermentation broth, solvent recovery, waste oil regeneration, high-salinity wastewater, etc. | |
| Sliding Wiper | Graphite/PTFE bushings, hydraulic assist | / | High-precision film control | 50,000 cP | Vitamins, antibiotics, resins, plant extracts, etc. | |
| Fixed Wiper | Rigid connection, no moving parts | / | Ultra-high viscosity (polymer melts) | 100,000 cP | food additives, fruit juices, dairy products, etc. | |
| Roller Wiper | Equipped with rollers, reducing friction | / | Materials with solid particles | 30,000 cP | Foods, polymer resins, syrups, asphalt, rubber liquid, etc. | |
| Wiper Type | Structural Features | Material & Temp. | Clearance/Film | Application Scenarios | Viscosity Limit | Industry |
| Hinged Wiper | Spring-loaded, self-adapting to wall wear | PTFE ≤150°C Enhance PTFE ≤200°C CF-PTFE ≤250°C polybenzoate ≤280°C Copper≤300°C 304 ≤300°C 316L ≤400°C |
General purpose | 20,000 cP | Glycerol, tire additives, inorganic salts, sugar alcohols, fermentation broth, solvent recovery, waste oil regeneration, high-salinity wastewater, etc. | |
| Sliding Wiper | Graphite/PTFE bushings, hydraulic assist | / | High-precision film control | 50,000 cP | Vitamins, antibiotics, resins, plant extracts, etc. | |
| Fixed Wiper | Rigid connection, no moving parts | / | Ultra-high viscosity (polymer melts) | 100,000 cP | food additives, fruit juices, dairy products, etc. | |
| Roller Wiper | Equipped with rollers, reducing friction | / | Materials with solid particles | 30,000 cP | Foods, polymer resins, syrups, asphalt, rubber liquid, etc. | |
Why Partner With Us?
· 1:1 Drawing Optimization: Our engineering team reviews and optimizes your blueprints to reduce production costs.
· Reliable Lead Time: Streamlined manufacturing process ensures your project timeline is protected.
· Global Shipping Experience: Full support for sea freight, customs clearance, and documentation.
Let's discuss your next project!
Packaging & Shipping
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.