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National Council for Cement and Building Materials
Enclosure to :NCB/MM/2015-16/CRT/16(14)/19
Appendix– A
PARTICLE SIZE ANALYZER
PRINCIPLE OF OPERATION
PARTIICLE SIZE RANGE
MODE OF SAMPLE ANMYSIS
SOURCE TYPE
TECHNOLOGY
DETECTORS
TYPE QF OPTICAL ALIGNMENT
TYPE
CONTROL AND OPERATION
SPECIFICATIONS FOR PARTICLE SIZE ANALYSER
TECHNOLOGY AND MAIN UNIT
Laser diffraction technology with Mie / Modified Mie /Fraunhofer
algorithm
0.1µ or less -1400µ or more
Wet mode & Dry mode
Solid state Laser/ Gas Laser
Multi Laser technology preferably with two or three laser sources
Silicon photo Diode detector with more t han 50 detector elements
Automatic alignment
SAMPLE DELIVERY SYSTEM WET
Circulation type with centrifugal pump with turbulance stirring
Fully Automatic and SOP controlled operation and SOP Controlled
Operation.
ULTRASONIC FACILITY
Should have built-in ultrasonic facility with variable power and time
which can be set and controlled through software
VOLUME OF SUSPENSIO
REOUIRED FOR MEASUREMENT
250 ml (approx.)
PARAMETER SE1TINGS
RSD
TYPE
SOFTWARE FEATURES
SAMPLE DELIVERY SYSTEM. DRY
Should have facility to set compressor and flow conditions.
1% or better
SOFTWARE
Operation and control of the particle size system and sample delivery
module.
One click operation with simple measurement icons
Real time display of particle distribution measurement
Possibility of simultaneous measurement and data processing.
Display of measurement conditions
Display of Histrograms, Tabular data, Peak summary, Percentile value,
size percentage information, Mean Volume, Mean Number and Mean
Area information etc.
Programming saving and recalling of measurements set ups in
accordance with Standard Operating Procedures (SOP’s)
128 Channel distribution
Data Export facility into ASCII, Excel and HTML formats
Data Tolerance feature.
Data Correlation with other techniques.
Customize Report generation
TRACEABILITY AND VALIDATION
NIST Traceable standards for both wet and dry applications.
BCR Validation standards
DATA PROCESING AND CONTROL
Tender for NCB/MM/2015-16