Powder Color Measuring Instrument

The powder colorimeter measures the reflected light from the powder surface using diffuse reflectance spectroscopy to calculate chromaticity values. It is used for quality control in industries such as coatings and plastics to ensure batch-to-batch color consistency.
Selection
When selecting, consider the compatibility of powder particle size with the instrument's optical structure, match the industry-standard color space, verify the instrument's repeatability data, assess the compatibility of sample preparation accessories, and choose the level of automation based on daily testing volume.

Terms

Standards

Instruments

Special design container to ensure measurement conformity, suitable for color scheme, suitable for fine powder particle measurement, effectively avoid the influence of powder tightness and surface Smoothness.

$ 220.00

Adapted to NS series ColoriMeter, it can measure liquid, sauce and powder samples, realize color data collection of various forms of materials, and expand the application range of the instrument.

$ 557.00

Double pulse Back flushing automatic powder cleaning, Laminating filter accuracy of 0.3 microns, powder gas separation efficiency, stainless steel material is durable, color change operation is simple, improve dust recovery efficiency.

$ 1655.00

The stainless steel funnel is used to ensure that the surface is smooth and free of static electricity. It is equipped with two specifications of funnel, which are suitable for free-flowing powder and caking trend powder respectively. The receiver volume is 500ml, and the sampling volume is 510-550ml, which meets the standard test requirements.

$ 875.00

Equipped with multi-functional test components to measure liquid and powder samples, 8mm measurement caliber to ensure accurate positioning, Repeatability fluctuation is less than 0.07 on average, light positioning function simplifies the operation process.

$ 1655.00

Can test flowability, Angle of Peace and Loose Bulk Density, equipped with 30ml stainless steel measuringflask and double powder plate, funnel diaMeter can be selected 5mm or 2.5mm, for precise control of powder mass.

$ 993.00

The volume weighing method is used to measure the density of free-flowing powder, the diaMeter of the funnel is 60mm, and the volume of the receiver is 500ml. It is suitable for powders with caking trend, and the test process avoids static electricity.

$ 711.00

Using fixed funnel method to measure powder flowability, equipped with 10mm inner through Glass funnel and 0-100mm scale struts, can accurately measure cone height, meet the requirements of Pharmacopoeia and ISO standards.

$ 535.00

Standard funnel method for metal powder flowability measurement, equipped with 2.5mm and 5mm pore diaMeter stainless steel funnel, can accurately measure 50g powder flow time to +/- 0.01s, suitable for powder testing such as cemented carbide.

$ 525.00

Suitable for reflection color measurement of high concentration liquids, sauces and powder samples, the Cuvette bracket design ensures that the measurement environment is completely black to ensure the accuracy and Stability of measurement results.

$ 557.00

Focus on the measurement of powdery objects, dimensions of Φ 50X25mm, suitable for color reader accessories to ensure measurement stability and accuracy.

$ 217.00

Four 25 ° inclined quartz Glass baffles are used to guide the powder flow and are equipped with a 25 +/- 0.05ml standard cylindrical Cup to achieve a loose powder state through natural gravity, ensuring the accuracy and Repeatability of density testing.

$ 687.00

The injection limited bottom surface method is used to directly measure the angle of repose, the funnel taper is 60 ° +/- 0.5 °, and the outflow diaMeter is 5mm, which is suitable for powder flowability analysis of different particle sizes and shapes.

$ 545.00

Using ruby probe and digital Probe technology, Measurement range 0-5000μm, Response speed 0.3s, can intelligently identify iron powder putty layer, and support three-color backlight and custom alarm value prompt.

$ 180.00

Constant pressure ensures uniform sampling, suitable for a variety of powder material testing, implementation of GB9087-88 and other standards, improve sampling accuracy and conformity.

$ 222.00

Articles

Application of Flexographic Proofing Press in Evaluating Color Reproducibility of Flexographic Inks
This article primarily discusses the use of a flexographic proofer to evaluate the color reproducibility of flexographic inks. It introduces the role of the proofer in simulating production conditions and explains how to prepare samples by setting parameters such as pressure, speed, and anilox roll specifications.
The friction color fastness tester measures the amount of color transfer under dry and wet abrasion conditions for ink.
This article introduces a method for testing the amount of ink color transfer using a friction colorfastness tester, simulating both dry and wet rubbing conditions. Dry rubbing involves rubbing the ink surface with a dry white cotton cloth, while wet rubbing uses a white cotton cloth moistened with water.
High-temperature viscometer measures the flow behavior of powder coatings in the molten state.
This article introduces the use of a high-temperature viscometer to measure the flow behavior of powder coatings in their molten state. Powder coatings need to melt and flow before curing, a process that directly affects the smoothness and performance of the coating.
The necessity of a standard light source box in visual color comparison and color difference assessment of coatings.
In the production of coatings, accurate color evaluation is crucial. Visual color comparison is easily affected by light, as natural light is unstable, and different lighting conditions can make colors appear different.
Colorimeter controls batch color difference in plastic and rubber films.
This article primarily discusses how to use a colorimeter to control color differences in the production of plastic and rubber films. It explains the working principle of the colorimeter, which involves converting colors into numerical values represented by L, a, and b values, and then calculating the color difference.
Colorimeter evaluates the change in yellowing index of transparent resin.
This article introduces how to use a colorimeter to measure the yellowing index changes in transparent resin. Transparent resin can turn yellow over time or due to environmental influences, and the yellowing index can quantify the degree of color change.
Colorimeter evaluation of color difference in anodized coloring layers
This article explains how colorimeters are used to evaluate color differences in anodized coloring layers. It describes how colorimeters convert colors into numerical values based on international standards and quantify color variations by calculating the color difference ΔE.
Hall flowmeter measures the flowability of spray powder
This article introduces how a Hall flowmeter measures the flowability of spray powder. It uses a standard funnel to measure the time required for a certain mass of powder to flow out under gravity—the shorter the time, the better the flowability.
Tap density tester evaluates the accumulation characteristics of sprayed powder.
This article introduces how to use a tap density tester to evaluate the packing characteristics of spray powders. The tap density tester simulates vibration to densely pack the powder and measures the mass per unit volume, thereby obtaining the tap density.
Laser particle size analyzer measures the particle size distribution of spray powder.
Laser particle size analyzers measure the particle size distribution of sprayed powder based on the principle of light scattering, which is critical for coating uniformity and adhesion. During measurement, the powder must be dispersed in a suitable medium to avoid agglomeration, and tests should be repeated to ensure accuracy.
Application of Colorimeters in Color Management for Packaging and Printing
This article mainly discusses the application of colorimeters in color management for packaging and printing. A colorimeter is an instrument used to measure color, capable of converting colors into numerical values, such as representing them with L*a*b* values.
Sand Falling Test Apparatus for Measuring the Wear Resistance of Powder Coatings
The sand falling test instrument determines the wear resistance of powder coatings by simulating sand particle impact. During the test, abrasive material falls vertically from a specified height, continuously scouring the coating until the substrate is exposed. The wear resistance is evaluated based on the mass of abrasive material consumed.
Impact testing machine tests the impact resistance of powder coatings.
This article introduces the method of testing the impact resistance of powder coatings using an impact tester. The test simulates instantaneous impact through a falling weight or pendulum hammer, following ISO or ASTM standards.
Pendulum hardness tester measures the damping hardness of powder coatings.
This article introduces the method of testing the damping hardness of powder coatings using a pendulum hardness tester. The test is based on the principle of energy attenuation, where the hardness is reflected by the time it takes for the amplitude of the pendulum to decay as it swings on the coating surface, with a longer time indicating a harder coating.
Karl Fischer Moisture Analyzer Determines Moisture Content in Powder Coatings
This article introduces the method of determining the moisture content in powder coatings using a Karl Fischer moisture analyzer. Excessive moisture content in powder coatings can affect the quality of the coating, leading to issues such as bubbles. The Karl Fischer method measures moisture through the quantitative reaction of iodine and sulfur dioxide, which is divided into volumetric and coulometric methods.