Brand =China/bd

Vicat apparatus:

The Vicat apparatus, also known as the Vicat needle, is a device used to measure the consistency of cement paste, mortar, and other building materials.

Here’s a guide on how to work the Vicat apparatus, incorporating images for clarity:

1. Assemble the Apparatus Vicat apparatus:

• Check for completeness: Ensure all parts are present, including:
  • The base
  • The movable rod with a needle holder
  • The graduated scale
  • The plunger
  • The needle (initial or final setting)
• Attach the needle: Secure the desired needle (initial or final setting) to the needle holder on the movable rod.
  

  Vicat apparatus parts

2. Prepare the Sample:

• Fill the mold: Place the cement paste or other material into the mold, ensuring it’s level and free of air bubbles.
• Position the mold: Place the filled mold on the glass plate under the movable rod.
  

  Vicat apparatus with mold filled with cement paste

3. Conduct the Test:

• Lower the needle: Slowly release the movable rod, allowing the needle to penetrate the sample.
• Measure penetration: After 30 seconds, measure the depth of penetration using the graduated scale.
• Repeat, if necessary: If using the initial setting needle, repeat the test every 15 minutes until the needle penetrates only 5-7 mm. Then, switch to the final setting needle and continue testing until it no longer penetrates.
  

   penetrating cement paste

4. Record Results:

• Note penetration depths: Record the penetration depths for each test.
• Calculate setting times: Use the recorded penetration depths to determine the initial and final setting times as per relevant standards (e.g., ASTM C191).

Additional Tips:

• Calibrate regularly: Ensure the apparatus is calibrated regularly to maintain accuracy.
• Clean thoroughly: Clean the apparatus and needles after each use to prevent cement buildup.
• Maintain a level surface: Place the apparatus on a level surface for accurate results.
• Follow safety precautions: Wear gloves and safety glasses when handling cement and using the apparatus.

Vicat apparatus of Ktcdhaka:

We always try to sell Vicat apparatus of Ktcdhaka product and always flexible with customer we try to do business nicely.