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Modified Koppers Vacuum
Viscometers

Modified Koppers Vacuum Calibrated MKVC (9724-W50) Series

For measurement of viscosity of asphalts at 60°C (140°F) in accordance with ASTM Standard D 2171. Applicable to materials with viscosity range of 42 to 200 000 poise. Two-piece design, with sample reservoir and calibrated capillary. Vacuum of 300 mm Hg must be applied to top of capillary tube. Read more about the significance of expanded uncertainty.

Provided with certificate of calibration and instruction sheet.

  • Minimum sample volume 2 mL. Require liquid bath depth of 178 mm (7 inches).
  • Holder is not supplied. For holder, see 9726-N30



Viscometers with special constants are available by special order at additional cost.



Size
Viscosity range, poise
Approx. constant poise/second at 300mm Hg Bulb B
 Approx. constant poise/second at 300mm Hg Bulb C Approx. constant poise/second at 300mm Hg Bulb D
MKV Uncalibrated Series
$191.00
25
42 - 800
2
1
0.7
9724-W50
Qty
50
180 - 3200
8
4
3
9724-W55
Qty
100
600 - 12800
32
16
10
9724-W60
Qty
200
2400 - 52000
128
64
40
9724-W65
Qty
400
9600 - 200000
500
250
160
9724-W70
Qty



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