FBT-9 Automatic Blaine Fineness/Air Permeability Apparatus

Applications:

Used to determine the particle size of Portland cement, limes and similar powders expressed in terms of their
specific surface. It consists of a stainless steel cell, perforated disc and plunger. An U-tube glass manometer
is fit to the steel stand. The set is supplied complete with rubber aspirator and pack of filter paper.

Technical Specifications:

Inside diameter of permeability cell: dia. 12.7±0.05mm

Height of sample in the cell : 2.15±0.5mm

Perforated disk: 35holes

Diameter of the hole : 1±0.10mm

Disk thickness: 0.1-1mm

Voltage: 220V

Timing range: 0.1s-500s

Timing precision: 0.2s

Testing precision: better than 1%

Temperature range: 8-34°C