Automatic Vicat Needle
Automatic Vicat needle unit is to determine the initial and final setting time of cement, mortar pastes and gypsum according to DIN 1164/ EN196/ BS 4550/ ASTM C187-191/ DIN 1168. The beginning and the end of the setting process is determined by the penetration behaviour of a steel needle into a cement paste sample, under certain specified conditions.
The User can use the following program selections to set and to check the exact height of the needle:
Test + 30“Check of needle height: Vicat ring for needle length = 50 mm
Test + 1’Check of needle height: Vicat ring for needle length = 30 mm
Test + 2’Check for lower end stop Needle must be slightly above glass plate
After a maximum of 3 minutes, the drop rod is automatically returned to its starting position
Program Selection:
ProgramABC D
Applicable StandardEN196ASTM 191EN196
Needle CleaningYesYesYesNo
Length of Needle50mm50mm50mm30mm
Diameter of Mould70mm65mm70mm70mm
Diameter of Penetrations26379022
Test Procedure:
Once the standard that applies to the test, the type of fall (free fall or damped fall), and desired time are selected, the user to press the start button to begin the test and the unit does the remaining
Technical data:
Dimensions : 280mm wide x 430 mm deep x 460 mm high
Weight : 16 kg
Supply voltage : 110v/60Hz
Weight (mass) of drop rod : 300g± 1