Varnish Density Cup

The varnish density cup determines density by measuring the ratio of the mass of varnish to the mass of an equal volume of water within a fixed volume. It is used in the paint and ink industry to control the proportion of raw materials and product quality, ensuring uniform coating thickness. During operation, the cup is filled with varnish and weighed, and the density value is calculated by comparing it to the standard water mass.
Selection
When selecting a varnish density cup, ensure it matches the viscosity range of the liquid being tested, the cup material is resistant to solvent corrosion, and the calibration certificate is valid. The capacity should correspond to the sample volume, the temperature compensation function should adapt to the laboratory environment, and the interface dimensions should be compatible with existing weighing equipment.
material
Cup volume
Calibrated certificate

Terms

Standards

Instruments

Made of aluminum alloy, the volume is 50ml, the measurement accuracy is 0.001%, equipped with professional temperature control requirements, suitable for density measurement under different environment conditions, the Cup structure is stable and durable.

$ 119.00

The aluminum alloy material ensures durability, the volume of 100ml meets the standard measurement requirements, and the 0.1 ℃ indexing thermoMeter can achieve accurate density determination, suitable for laboratory environment.

$ 125.00

Internal fixed capacity 100ml, reduced bubble effect by compression mechanism, high measurement Repeatability, equipped with desktop stand and cleaning brush, suitable for a variety of liquid density tests.

$ 2813.00

Made of aluminum alloy material, volume 37ml, measuring temperature 23 ℃, designed according to national standards, can be calculated in stages to ensure long-term Measurement accuracy, suitable for liquid Coating density determination.

$ 112.00

Replaceable 1-8mm aperture stainless steel filter, Cup mouth annular groove design to store overflow liquid, Cup body made of titanium anodic oxidation aluminum, outflow hole diaMeter 6mm, easy to clean and equipped with a unique serial number.

$ 420.00

1-8Mm pore diaMeter stainless steel filter can be replaced to meet different viscosity range tests; Cup mouth annular groove design can store overflowing liquid; Cup body is made of titanium anodic oxidation aluminum material, durable and easy to clean.

$ 422.00

The 1mm-8mm pore size filter can be replaced to meet the viscosity range test of 96~ 683cSt; the annular groove of the Cup mouth is designed to store overflowing liquids, and the Cup body is easy to clean without sinkage. It is equipped with a stainless steel filter positioner.

$ 403.00

Adopt replaceable filter design, support 1-8mm aperture selection; Cup annular groove can store overflowing liquid, Cup wall has no clean dead angle; comply with DIN53211 standard, with unique serial number for easy tracking.

$ 441.00

Stainless steel material to ensure durability, 50ml standard volume design, cover with overflow holes for accurate measurement of liquid density, in line with international testing standards.

$ 124.00

Hollow structure design, filled with lead particles to adjust weight, volume 100ml, in line with GB/T6750 standard, suitable for Coating density measurement.

$ 106.00

Made of aviation aluminum alloy with anodic oxidation treatment, the weight is only 70 grams, and the precision overflow design can avoid the generation of bubbles and ensure that the density Measuring accuracy reaches +/- 0.5 ℃ temperature control requirements.

$ 704.00

With replaceable filter design, covering the aperture range of 1-8mm, the Cup body annular groove stores the overflowing liquid, the outflow time is 25-150 seconds, and the titanium anodic oxidation aluminum material ensures durability and easy cleaning.

$ 420.00

Using aluminum material, hollow structure design, volume 50ml, in line with the national standard GB/T6750, suitable for density measurement, Balance hammer filled with lead particles to adjust the weight.

$ 106.00

Using stainless steel material, volume 37ml, in line with international standards GB/T 6750-86 and ISO 2811-74, can accurately measure liquid density, simple and efficient operation.

$ 128.00

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

Articles

Drop Ball Method of Impact Testing Machine for Evaluating the Impact Resistance of Varnish
This article introduces the use of the falling ball method with an impact testing machine to assess the impact resistance of varnish. The method involves dropping a steel ball of specified weight from a predetermined height onto a test panel coated with varnish to observe whether the coating cracks or peels off, thereby evaluating its impact resistance.
Wet film thickness gauge measures the wet film thickness of varnish.
The wet film thickness gauge is a mechanical tool used to measure the thickness of liquid varnish coatings. It operates by rolling the gauge so that the tips of its teeth contact the substrate and leave marks. The thickness value is then obtained by the operator reading the scale of the first tooth that becomes coated with the varnish.
Method for determining the dynamic viscosity of varnish using a falling ball viscometer
This article introduces a method for measuring the dynamic viscosity of varnish using a falling-ball viscometer. It is based on Stokes' law, which calculates viscosity by measuring the time required for a standard small ball to fall a fixed distance in a vertical glass tube filled with varnish.
Muffle Furnace Ash Test Method for Determination of Inorganic Filler Residues in Varnish
This article introduces the method of using the muffle furnace ash test to determine the residual amount of inorganic fillers in varnish. The inorganic substances in varnish can affect the performance of the coating, making accurate determination of ash content important for quality control.
Pull-off Adhesion Tester for Quantitative Measurement of Varnish Adhesion.
The pull-off adhesion tester quantitatively measures the adhesion strength between a varnish coating and the substrate by vertically pulling off a test column. It is essential to ensure proper substrate preparation, complete curing of the coating, and the use of a suitable adhesive during testing.
Buchholz indentation tester measures the indentation hardness of varnish.
The Buchholz indentation test is a method for measuring the indentation hardness of coatings such as varnishes. It involves applying a specific indenter to the coating surface under a standard load, and after unloading, the length of the residual indentation is measured. A longer length indicates lower hardness.
Visual color comparison method using colorimetric tubes to determine the color phase of varnish.
Colorimetric tube visual colorimetry is a method used to determine the color hue tendency of varnish samples by directly comparing them with a standard color scale using the human eye. During operation, samples and standard liquid columns should be prepared using colorimetric tubes of consistent specifications under standard lighting conditions, and the hue differences should be observed in parallel.
Flash point tester for determination of closed cup flash point of varnish
This article introduces the method for determining the closed-cup flash point of varnish using a flash point tester. The flash point refers to the minimum temperature at which the vapor on the surface of the varnish ignites momentarily when exposed to a flame after heating. It is a crucial indicator for assessing the fire risk during its production, storage, and transportation.
Thermogravimetric Analyzer for Determining the Solid Content of Varnish
The principle of determining the solid content of varnish using a thermogravimetric analyzer is as follows: when the sample is heated, volatile solvents and moisture evaporate, leading to a decrease in mass, while the remaining solid mass stabilizes. The solid content is calculated by comparing the initial and final mass ratios.
Adhesion Tester Pull-Off Method for Determining Adhesion Strength of Varnish
This article introduces the test method for measuring the adhesion strength of varnish using the pull-off method. It involves adhering test cylinders to the coating and substrate with adhesive, then vertically pulling them apart with an instrument to record the maximum pulling force and calculate the adhesion strength.
Key steps for measuring the efflux time of varnish using a viscosity cup method
This article introduces the method for measuring the outflow time of varnish using a viscosity cup. The principle is based on Poiseuille's law, where viscosity is estimated by recording the time it takes for the liquid to completely flow out from the small hole at the bottom of the cup—longer times typically indicate higher viscosity.
Application of Gloss Meter in Gloss Measurement of Varnish Coatings
A gloss meter is used to measure the gloss of varnish coatings by detecting surface-reflected light to quantitatively assess the appearance of the coating. The measurement is based on the principle of specular reflection of light, commonly employing angles such as 20°, 60°, and 85° to correspond to different gloss ranges, and follows standard formulas for calculation.
The pendulum hardness tester tests the scratch resistance limit of varnish.
The pendulum hardness tester measures the hardness of varnish by observing the attenuation of the pendulum's swing on the coating surface, with faster attenuation indicating a softer coating. The scratch resistance of varnish depends not only on hardness but also on elasticity and toughness. Hardness testing sets the basic threshold for scratch resistance.