Catalog excerpts
Budget-Friendly PTFE Dry Vacuum Pump DryFast® Collegiate • Harsh Chemical Fume Applications • Small, lightweight, oil-free, low maintenance • Precision vacuum adjustment Preserve your budget while enjoying the advantages of a Welch DryFast vacuum pump. Chemical resistant Collegiate Model 2014 pump is perfect for MeCl2 and other volatile solvent rotary evaporations. Also ideal for vacuum filtrations where corrosive or organic fumes are generated. Key Applications • Rotary Evaporations @ 35˚ - 40º C – Volatile solvents Achieve precise vacuum control down to 40 torr (53mbar) using convenient adjustment knob. 35 lpm flow. Modern compact design weighs only 15 lbs (6.8 kg) • Vacuum Filtrations – up to 3 Funnels • Vacuum Ovens – Models up to 1 Cu. Ft. (28 L) Selecting Your DryFast Pump for Rotary Evaporation Buy the DryFast® pump for the vacuum levels you need. Lower vacuum levels are required to drive evaporation of volatile solvents. Use solvent volatility criteria (right) to size your pump for safe, high-yield evaporations at 35° C. DryFast Ultra 2 torr Vacuum Pump Models 2032 & 2042 DryFast Research 9 torr Vacuum Pump Models 2034 & 2044 DryFast Collegiate 40 torr Vacuum Pump Model 2014 0 Boiling Point at Atmospheric Pressure WELCH-ILMVAC WELCH-ILMVAC Applied Vacuum Technology www.welch-ilmvac.com
Open the catalog to page 1DryFast Model Specifications Model Ultimate pressure, torr(mbar) Maximum Vacuum, in. Hg Tubing Needed, I.D. in(mm) Weight, lbs.(kg) Wired for 115V, 60Hz,1 Ph with N. Amer. 115V Plug Wired for 230V, 50/60Hz, 1Ph, w/ UK and Schuko cord sets included Order Information 1. Large volume applications, e.g. 10L rotary evaporator WORLDWIDE SALES & SERVICE OFFICES Eastern Europe, Middle East and Africa Am Vogelherd 20 D-98693 Ilmenau Germany Phone: +49 3677 604-0 Fax: +49 3677 604-131 E-mail: welch-ilmvac.emea@gardnerdenver.com Germany and Central Europe Am Vogelherd 20 D-98693 Ilmenau Germany Phone:...
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