Automatic Blaine Fineness(Air Permeability)Apparatus
STANDARD: ASTM204-80
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 fi t to the steel stand. The set is supplied complete with rubber aspirator and pack of fi lter paper.
FBT-9 Automatic Blaine Fineness(Air Permeability Apparatus
Model FBT-9
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
