Consistometers are widely used in evaluating the quality of finished and semifinished food products in the confectionery, canning, meatpacking, fishprocessing, and baking industries and in the production of fats and oils, as well as to monitor the density of bituminous substances, the quality of resins, and the fluidity of slurries in the cement industry. Bostwick consistometer viscometer zxcon pce instruments. Nov 11, 2014 the bostwick consistometer is used all over the world to check the quality of sauces and condiments. Bostwick consistometer, yield stress, viscoplastic fluids, food rheology, dimensional. Bostwick viscosity consistometer production quality uk. The model 60 atmospheric consistometer is designed to condition cement slurries as specified within api specification 10. Why choose nelsonjameson as your supply source nelsonjameson can help improve your plant efficiencies and bottom line. Our stainless steel consistometers offer a lowcost option for checking laboratory or production samples.
This is how the professionals use the csc scientific bostwick consistometer to measure consistency. The bostwick consistometer is an instrument designed to make such a measurement. The consistometer or sometimes know as a bostwick consistometer. The direct or reverse flow styles have respectively positioned reservoirs to calculate the time it takes a specific fluid quantity to flow. Free fluid free water specification tests for the free fluid free water of cement slurries apply only to class g and h cements. Step 1 the bostwick consistometer is designed to sit at a specified angle. Consistometer definition is a device for measuring consistency or flow characteristics of a viscous or plastic substance as a lubricating grease or a starch suspension. The bostwick consistometer which is used to determine the quality of pureed. Consistometer determine the consistency of viscous materials with this compact, durable, and simple instrument.
The test which it enables is the measurement of how far a sample of a viscous product is able to. The consistometer is manufactured with high quality 316 grade acid resistant stainless steel and has laser etched 0. The same device has been used for the experiments carried out in this work. The role of the yield stress in the free surface flow of the bostwick test is studied using dimensional analysis.
Examples with the fssi3, order your free sample kit and evaluate for yourself. The bostwick consistometer offers many attractive features quick test. We manufacture and supply the well known bostwick consistometer to food manufacturers around the world. C s c scientific bostwick consistometer careforde scientific. The test which it enables is the measurement of how far a sample of a viscous product is able to travel under its own weight in a given amount of time. The bostwick consistometer and the iddsi flow test.
Checks laboratory or production samples against consistency, viscosity or flow rate standards cr instruments bostwick consistometer. The original bostwick consistometer the consistency of a sample is measured by its resistance to flow under specific conditions, for a specified time. Csc bostwick consistometer accurately determines sample consistency. Consistometer, bostwick consistomter, consistency measurement. Bostwick consistometer example of data collection sample.
This bostwick consistometer is made of stainless steel 304 with a graduation of 24cm at an interval of 0. Commercial consistometers are mainly distinguishable for the ratio between width band height hof the sample reservoir bh 1. Bostwick consistometer csc scientific weber scientific. The instrument allows producers of such viscous products as jellies, preserves, sauces, etc to predetermine formulas for their product and to. The slurry is then remixed in a highspeed blender for 35 s and then used to fill a 250 ml glass. Trip the release lever of the consistometer and read the bostwick value after exactly 1minute. This is available in standard length 24cmsand extra long 30cms. The bostwick consistometer is used all over the world to check the quality of sauces and condiments. The consistometer provides a single parameter for a variety of flow tests which can be carried out over any period under as near identical conditions as possible. Bostwick is a surname, a variation of the english surname bostock, and may refer to.
May 7, 20 may 7, 20 karen lemon 4 comments the bostwick consistometer is a simple, dependable instrument which determines the consistency of various materials by measuring the distance which a sample flows under its own weight. The consistometer or bostwick consistometer is manufactured from 316 food grade stainless steel engraved with a series of precise graduations at 0. In our inhouse training session we do blind product tests and clearly define the differences between brand of ketchup and mustard. Paste flow in the trough after 30 seconds is measured in centimeters and is reported as bostwick consistency. The instrument must be adjusted to ensure that it is at this. Ghandi food science and technology department, ferdowsi university of mashhad fum, p. Generally speaking, relatively freeflowing, smooth liquids such as. Use the bostwick consistometer on any viscous material such as sauces, salad dressings, paints, chemicals or cosmetics. The consistometer or bostwick consistometer is manufactured from stainless steel engraved with a series of precise graduations at 0. Specification tests for the free fluid free water of cement slurries apply only to. It uses little bench space and is yet probably the simplest, most accurate method of conducting a variety of flow associated tests. Tomato paste is filled into a reservoir and released into trough by opening the gate. Is a low cost, durable, instrument for accurately checking laboratory or production samples against consistency, viscosity or flow rate standards.
This video shows the csc scientific bostwick consistometer in action. Place your material behind the springloaded gate, release the gate, and note how far the material flows in a set time. The consistometer is a bench top device used for accurately checking laboratory or production samples against consistency, viscosity or flow rate standards. For some liquids you may need a longer bostwick consistometer to obtain good results. Comparison of two methods to categorize thickened liquids for. One chamber is also provided for keeping the liquid in that. Bostwick viscosity consistometer home food industry.
Determination of rheological properties, examination of free water content, and evaluation of the api fluid loss test all require that the cement slurry be. Viscoplastic dam breaks and the bostwick consistometer. You can use the bostwick on any viscous material such as sauces, salad dressings, paints, chemicals or cosmetics. Use the bostwick consistometer on any viscous material such as sauces, salad dressings, paints, chemicals or cosmetics, to measure the distance a material flows in a given time interval. Bostwick consistometer at rs 50000 piece borivali east. The consistometer or bostwick consistometer is manufactured from 316 food grade stainless steel engraved with a. The instrument must have a smooth, flat trough, free from buckles or other distortions.
Consistometer 75 ml sample size 240 mm length from davis. Both types are always in stock and we ship anywhere in the world. Bostwick consistometer to incline or not the laboratory. Viscosity of a fluid is its resistance to shear or flow, and a measure of a fluid adhesivecohesive or frictional properties. The bostwick consistometer is the preferred choice for measuring consistency, flow rate and viscosity in a variety of products.
Nov 28, 2014 checks laboratory or production samples against consistency, viscosity or flow rate standards cr instruments bostwick consistometer. The original bostwick consistometer is the preferred choice for measuring consistency, flow rate and viscosity in a variety of products. This apparatus is used to measure the condensity of any liquid. Popular for measuring consistency, flow rate and viscosity in a variety of viscous materials. Bostwick viscosity consistometer now with strengthened backplate for even more stability greensenselab sells high quality bostwick viscosity consistometers for various laboratory uses in the food manufacturing, processing and quality control industries. The cement slurry is poured into an atmospheric pressure consistometer and stirred at 80f 27c for 20 min. Comparison of two methods to categorize thickened liquids.
This is how the professionals use the csc scientific bostwick. Bostwick consistometer the bostwick consistometer is the preferred choice for measuring consistency and flow rate in a variety of products. At this time we do not have a digitalautomatic version of the bostwick consistometer. Endecotts original bostwick consistometer to measure consistency on any viscous. The bostwick consistometer is one of many instruments designed to make such measurements. The consistometer is manufactured from stainless steel engraved with a series of precise. Viscoplastic dam breaks and the bostwick consistometer article in journal of nonnewtonian fluid mechanics 1421.
How the bostwick consistometer works the food safety company. The majority of our clients are from the food manufacturing industry and rely on the precision and high manufacturing quality. The consistency of a sample is measured by its resistance to flow under specific conditions, for a specified time. The normal way to use the consistometer is to measure the distance a sample flows in a given time interval.
The testing of cement slurries requires the measurement of thickening time, free water content, viscosity, rheological properties, fluid. After you have added an item, your enquiry list will be visible in the upper right corner of the website. Fill a 250 ml beaker with 200 ml honey and the two remaining 250 ml beakers with 200 ml salad dressing each. Bostwick viscosity consistometer now with strengthened backplate for even more stability thanks to years of experience in designing and manufacturing precision laboratory instruments, we are able to produce the bostwick consistometer to the highest standard within the european community. Designed for conducting quick and accurate bostwick tests of liquids and pastes for compliance with milr81294d and astm f108093, this consistometer features a.
Download free bostwick to centipoise conversion sarah smith. The consistometer is an instrument used to determine the consistency of viscous materials by measuring the distance that the material flows under its own weight in a given time interval. Zxcon is a consistometer viscometer used to measure flow rate, viscosity or consistency by bostwick method. Telephone 804 3183686 toll free us 866 244 1578 fax 703 991 73. The consistometer is a low cost, durable, instrument for accurately checking laboratory. This is a testament to the value placed on bostwick consistometer tests by the top food manufacturers. We are a singlesource food, dairy and beverage plant supplier with a diverse product line, so you can find everything you need with just one quick click. The excellence of a bostwick consistometer lies in its simplicity. There must be no more than a slight leakage under the gate when the gate. Consistometer for accurate and easy flow tests endecotts. Home viscometers capillary viscometers consistometer, bostwick. Bostwick consistometer standard version bostwick consistometer. Buy consistometer 75 ml sample size 240 mm length and more. Comparison of two methods to categorize thickened liquids for dysphagia management in a clinical care setting context.
The food industry professionals preferred choice for measuring consistency and flow rate of any viscous product such as dressings, jams. The consistometer is an instrument used to determine the consistency of viscous materials by. The role of the yield stress in the free surface flow of the bost. The bostwick consistometer is a stainless steel trough with a reservoir and gate at one end. Please select the items you would like to include by adding them to your enquiry list. Stainless steel 304 grade bostwick consistometer, grade. While using little bench space, it provides a simple, accurate method of conducting a variety of flow associated tests. Results from experiments on 48 different samples of yield stress. Bostwick degree and rheological properties applied rheology. Determines consistency of almost any viscous substance by measuring the distance a material flows under its own weight during a given time intervalcalibrated with clear markings, the capillary viscometers support visual viscosity measurements of liquids. Consistometer definition of consistometer by merriamwebster.
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