Particle Size Analyzers

3. Fisher Sub Sieve Sizer Principle 201-6.

fisher sub sieve sizer manual –  hmk-22 fisher sub sieve sizermerits and limitations of fisher method –  air permeability method for determining surface area fisher sub sieve sizer principle – Fisher Model 95 Sub-sieve Sizer  空气喷射筛

What a standard Fisher Sub-sieve Sizer consists of ?

Fisher Scientific Sub-Sieve Sizer

Fisher Scientific Sub-Sieve Sizer/HMK-22 Fisher Sub Sieve Sizer P/N 20198

fisher sub sieve sizer manual fisher sub sieve sizer parts fisher number particle size fsss particle size measurement

HMK-22 Fisher Sub Sieve Sizer parts

HMK-22 Fisher Sub-Sieve Sizer is manufactured by HMKTest, a world leading manufacturer of fisher sub sieve sizer particle size analyzer. HMK-22 fisher sub sieve sizer conforms to ASTM STANDARD B330-12. In addition to fisher sub sieve sizer manual, an HMK-22 Fisher Model 95 Sub-Sieve Sizer consists of following fisher sub sieve sizer parts and accessories:

  • Air pump
sub-sieve-sizer-fisher-model-95-air-pump-2017-0920

HMK-22 Fisher Sub Sieve Sizer traditional pump

  • Air filter
3. Fisher Sub Sieve Sizer Principle

3. Fisher Sub Sieve Sizer Principle/HMK-22 Fisher Sub Sieve Sizer P/N 020198

  • Constant pressure regulator

3. Fisher Sub Sieve Sizer Principle/HMK-22 Fisher Sub Sieve Sizer P/N 020198

  • Pressure control
  • Sample tube
  • High needle valve
  • Low needle valve
  • Manometer
  • Calculator chart
  • Sub-sieve sizer calibrator etc.
hmk-22-fisher-sub-sieve-sizer-2016-03-18

hmk-22-fisher-sub-sieve-sizer-2016-03-18/HMK-22 Fisher Sub Sieve Sizer

How a fisher sub sieve sizer works?

Turn on HMK-22 Fisher Sub-Sieve Sizer, the air pump generates compressed air and the air passes air filter to filter out impurities, after constant pressure regulator, the air goes through the dryer made up of allochroic silicagel to dehydrate, then the air enters sample tube, after passing through the packed powder sample, part of compressed air enters manometer, read on the calculator chart average particle size (Fisher Number) according to the water level height in manometer, excessive air exits via high needle valve. There is void among tested particles, pressure drop △P is generated after passing the tested powders, when the mass of powder is fixed, the bigger the particle is, the bigger the void among particles is therefore more easily the air passes the powder and the smaller pressure drop is and the higher the manometer water level is and the bigger the size on the calculator chart is, vise versa. The obtained value is fisher number particle size, i.e. averaged particle diameter of surface area of tested powders.

Instructions Fisher Model 95 Sub-Sieve Sizer Catalog No. 14-311A

  • Perspective of Operating Pinciples
    The instrument eliminates all variables and resolves the formulas into a series of curves, which allow average particle size to be read directly from the calculator chart.
HMK-22-fisher-sub-sieve-sizer-model-95-1

HMK-22-fisher-sub-sieve-sizer-model-95-1

Please view more at Fisher Sub-Sieve Sizer Manual

fisher-sub-sieve-sizer-principle-picture-1

fisher-sub-sieve-sizer-principle-picture-1/HMK-22 Fisher Sub Sieve Sizer

  • 1-1 Constant Pressure Regulator
  • 1-2 Pressure Control
  • 1-3 Air Filter
  • 1-4 Air Pump
  • 1-5 Dryer
  • 1-6 Packed Powder Sample
  • 1-7 Sample Tube
  • 1-8 Range Control
  • 1-9 Manometer
  • 1-10 Calculator Chart
  • 1-11 Manometer Level Control
fisher-sub-sieve-sizer-principle-picture-2

fisher-sub-sieve-sizer-principle-picture-2

  • dvs(Fisher Number)- average diameter in microns (one micron = 10-6 meters
  • k- shape factor
  • g- acceleration of gravity
  • ɛ- powder porosity (percentage of voids of tested sample)
  • η- viscosity of air
  • L- length or height of compacted sample in cm (measured by operator)
  • u- flow rate passing sample layer in cm/second
HMK-22 Fisher Sub Sieve Sizer

HMK-22 Fisher Sub Sieve Sizer P/N 20198

Tungsten powder fisher sub sieve sizer
HMK-22 Fisher Sub Sieve Sizer/Average Particle Size Analyzer (FSSS) is an optimal tool for sub sieve particle size analysis and has become the best successor of discontinued Fisher Scientific Sub-Sieve Sizer(FSSS) Fisher Model 95. It uses Air Permeability Principle to fast determine the Average Particle Size i.e. Fisher Number of powders. HMK-22 Fisher Sub-Sieve Sizer completely meets international standards about fisher sub sieve sizers ASTM B 330 Standard Test Method for Fisher Number of Metal Powders and Related Compounds and ISO 10070 Metallic powders Determination of envelope-specific surface area from the measurements of the permeability to air of a powder bed under steady-state flow conditions. HMK-22 Fisher Sub Sieve Sizer meets the urgent requirement of the industry to find a quality successor to particle sizing technique by air permeability device such as fisher model 95. It gives operators completely same test experience and the results agrees completely with all the tested data obtained by a discontinued Fisher Scientific Sub-Sieve Sizer Model 95.

SPECIFICATIONS

  • Voltage Requirement: 220V/115V (+ or -10%), 50-60 Hz
  • Power Requirement: 0.3 amps (30 Watts)
  • Range

– Average Particle Diameter: 0.2 to 50 microns (um) – Porosity: 0.25-0.40/0.40-0.80/0.80-0.95

  • Repeatability:<3%
  • Accuracy: <3%
  • Test Method: Air permeability method for determining surface area
  • Shipping Weight: 18 kg (38 lb.)
  • Instrument Dimensions: 41.8cm W x 24.6cm D x 73.7cm H

HMK-22 Fisher Sub-sieve Sizer and Fisher Scientific Sub-sieve Sizer Model 95 Parts Supplier Price Manual

Feb 6, 2022

Q: I am requesting a quote for a new HMK-22 Fisher Sub-Sieve Sizer for permeability diameter testing.
A: HMK-22 Fisher sub sieve sizer price=USD **,*00 including:
-HMK-22 host 1x
-sub sieve sizer calibrator 1x
-sample tube 1x
-porous plug 2x
-pressure corrector 1x
-calibration certificate 1x
-filer paper disc 500x
etc.

HMK-22 Fisher sub sieve sizer

 

Leave a Reply

  1. Prashant Ambaliya 2023/01/19 18:11:52

    We have requirement for Fisher Sub Sieve Sizer Calculator Chart only.

    Please quote.

    Regards

  2. Harikrishnan 2022/05/24 21:29:51

    Would like to receive a quotation for HMK-22 Fisher Sub Sieve Sizer/Average Particle Size Analyzer (FSSS). Kindly provide the same.

  3. Andrew Johnson 2022/02/04 05:33:11

    I am requesting a quote for a new HMK-22 Fisher Sub-Sieve Sizer for permeability diameter testing.

  4. Satish Wadhawan 2021/08/03 15:47:35

    We have an old unit snd would like purchase a new unit . Could you please quote us a price for a new unit with recommended spare parts

  5. Satish Wadhawan 2021/08/03 15:45:47

    We have an old United We would like to purchase a new unit
    Could you please send us your quotation for one complete unit along with spare

  6. ashok 2019/05/14 19:07:46

    please offer 1 no. with complete accessiries

  7. Amy Hou 2019/01/22 03:11:04

    Hello dear:
    I have a quick question.
    Is Dvs number-based average diameter, or volume-based average diameter?
    Thanks
    Amy

  8. Aditya Mohatta 2018/07/01 00:59:04

    Please offer for one number along with accessory list and price.

    With Best Regards,

    Aditya Mohatta

  9. Marcelo 2016/07/06 23:31:51

    Dear Mrs.
    We’d like to know the price of the HMK-22 Fisher Sub-Sieve Sizer for particle size evaluation.

    Best regards

    Marcelo

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