GEM® Direct Drive Gear Pump 8890 - Rotavap

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Product Details

  • Evaporates high boiling solvents
  • Handy vacuum level measurement and adjustment
  • Exhaust oil recycler eliminates oil mist

Suggested Applications

Rugged GEM direct drive gear pumps provide versatile vacuum for applications requiring a broad range of vacuum level operating conditions. GEM pumps can operate continuously in the pressure range that rotary vane pumps can not: 10 torr up to atmospheric pressure; oil recycler 1416B is recommended for prolonged operation over 1 torr. Maximum vacuum = 0.1 torr (0.133 mbar). Includes exhaust oil recycler 1416B, vacuum gauge and regulator.

Product Family Specifications

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Model Number 8890 - Rotavap 8890 - Standard
Applications Evaporations of low-volatilty solvents at low temperature Evaporations of low-volatilty solvents at low temperature
Type Laboratory Vacuum Pump Laboratory Vacuum Pump
Free Air Displacement cfm (l/min.) @60Hz 1.1(31) 1.1(31)
Free Air Displacement m3/hr (l/min.) @50Hz 1.6(26) 1.6(26)
Ultimate Pressure 1x10-1(0.133) 1 x 10-1(0.133)
Sound Level 58 58
Pump RPM 3450 3450
Oil Capacity 0.48(0.45) 0.48(0.45)
Motor Horsepower (watts) 1/4(190) 1/4(190)
Tubing Needed 3/8 (10) 3/8 (10)
Intake Thread NPT Barb (1/4 in NPT) Barb (1/4 in NPT)
Exhaust Thread NPT 3/4/20 3/4/20
Overall Dimensions LxWxH in. (cm) 14.5x5.1x14.3 (36.8x13x36.3) 14.5x5.1x8.4 (36.8x13x21.3)
Ship Weight 37(16.8) 33(15)
Shipping Carton Dimensions LxWxH in. (cm) 21.5x12.5x16 (54.6x31.8x40.6) 21.5x12.5x16 (54.6x31.8x40.6)
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