Materials Testing, Cement Testing Equipment, Quality Control Projects

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FEATURED ITEMS

AUTOMATIC BLAINE PERMEABILITER AUTOBLAINE

Autoblaine Permeabiliter Autoblaine Permeabiliter Ibertest Internacional

AUTOBLAINE PERMEABILIMETER

Standards: According to EN 196-6, ASTM C204 and equivalent

PRODUCT OVERVIEWThe Blaine apparatus is used to determine, through materials testing, the fineness of cement (and other powdery products) in terms of specific surface in cm2/g.

The device enables to determine quickly and automatically the fineness of cement avoiding boring calculations and checking charts, reducing human errors in the timing, obtaining immediate reliable and repetitive.

PERMEABILIMETER CONTENTS

  • A frame or support in steel plate where all the device elements are located.
  • A “U” manometric glass tube, with 3 marks, according to the standard requirements, in which the manometric liquid is poured.
  • A stainless permeability cell, with 12,7 mm inside diameter with a perforated disc according to the standard and a piston or ram to compact the sample.
  • An electric vacuum pump with air flow control.
  • A Pt 100 probe, to measure automatically the temperature during the test.
  • Two photoelectric cells, to determine the falling time in seconds of the manometric liquid between the two marks.
  • A sensitive keyboard to calibrate the cell, introduce data and calculate automatically the results, by means of an internal microprocessor.
  • A digital indicator with 6 digits to read directly the specific surface in cm2/g.
autoblaine permeabilimeter detail

FUNCTIONS PERFORMED AUTOMATICALLY

1. Sealing check of the system.
2. Controlled aspiration of the manometric liquid until the upper mark.
3. Determination of the falling time of the manometric liquid between the test reference marks with a resolution de 0,01 s.
4. Simultaneous measure of the temperature.
5. Process of the data introduced in the memory: time in seconds and temperature.
6. Direct application of the mathematical formulae specified in the standard with an automatic   correction of air viscosity and the display of the specific surface result in cm2/g.

TECHNICAL FEATURES

• Inside diameter of the permeability cell: 12,7 mm.
• Sample height in the cell: 15 mm.
• Perforated disc: 35 perforations of 1 mm Ø.
• Perforated disc thickness: 1 mm
• Power supply of the vacuum pump: single phase 220 V / 50 Hz.
• Consumption of the pump<15VA.
• Weight of the device: approx 6 kg.
• Dimensions: 320 x 100 x 460 mm (width x depth x height)
autoblaine_detail_left
ACCESORIES INCLUDED
• 100 cc manometric liquid.
• 1000 filters 12,7 mm diam, medium filtration grade.
• Piston or ram to compact the sample.
• Extractor for the permeability cell (to extract the sample tested and the perforated disc)
• Table stainless support, to maintain the cell in a vertical position and facilitate the introduction of the cement sample.
• Cleaning brush.
• Small brush for the inside cleaning of the permeability cell
• Pasteur plastic pipette.
• Plane double spatula, with curved point, for analytic weight.
• Grips to manipulate the filters.
• Aluminium transport case.
Optional Accesories
• Set of 20 units of Portland cement samples, NIST (NBS) type, to calibrate the device.
• Glass weight for substances, shoe type, to introduce the cement sample.

 

autoblaine permeabilimeter accesories