Paint Impact Tester

The impact tester for paints and varnishes measures the impact resistance of coatings by allowing a hammer to fall freely and strike a coated sample panel. It is used to detect cracking and peeling of coatings under mechanical impact, and is suitable for quality control in industries such as coatings and plastics.
Selection
When selecting, consider the impact energy range covering testing standards, weight configuration accommodating samples of different thicknesses, fixtures adaptable to various sample sizes, a drop hammer guide device ensuring vertical accuracy, protective structures guaranteeing operational safety, and data reading methods meeting testing requirements.

Terms

Standards

Instruments

Impact height of 120 cm, hammer mass 1000g, no secondary rebound phenomenon after impact, punch diaMeter 16mm, can accurately determine the impact strength of the paint film.

$ 370.00

Impact height up to 120 cm, weight weight mass 1000g, no secondary rebound after impact, to ensure accurate and reliable test results, suitable for film impact performance evaluation.

$ 370.00

Impact performance of paint film can be accurately determined by using 1000g standard weight and 100cm adjustable impact height, 8mm diaMeter of punch, which meets the standard test requirements and is easy and reliable to operate.

$ 199.00

Impact height 40cm, drop weight mass 500g, the degree of damage to the paint film is assessed by steel ball Impact, and the digital grade shows the anti-Impact ability, which is suitable for standard testing.

$ 202.00

Impact height 0-100cm adjustable, equipped with 1000g drop weight and Φ 8mm punch, Impact depth 2mm, can accurately determine the material anti-Impact performance.

$ 286.00

Impact block weight 500 +/- 5g, ball diaMeter φ 14 Hardness HRc60-66, can accurately assess the damage grade of paint film.

$ 183.00

Impact height 0-50cm adjustable, equipped with 1000g drop weight and Φ 8mm punch, Impact depth 2mm, can accurately determine the material resistance to Impact performance.

$ 228.00

Using 1kg weight free fall impact, impact height adjustable range 0-50cm, equipped with φ 8mm punch and φ 15mm die base, can carry out positive and negative impact test.

$ 164.00

Impact height 0-50cm can be accurately adjusted, drop weight mass 1000g with the Φ 8mm punch, can accurately determine the film anti-Impact performance, easy to operate and Repeatability.

$ 240.00

Impact height 0~ 50cm adjustable, drop weight mass 1000g, the structure is simple and easy to operate, punch diaMeter 8mm and die base aperture 15mm cooperate to prevent the edge of the test plate shear.

$ 259.00

Impact height 0-100cm adjustable, drop weight mass 1000g, through the punch diaMeter 8mm and die base aperture 15mm with the design, effectively prevent the plate edge shear force, to ensure the accuracy of the test.

$ 275.00

Impact height of 120 cm, Impact depth of 2.5 mm, using a fixed mass weight to avoid secondary rebound, to ensure accurate and reliable test results.

$ 364.00

Using 2000g heavy hammer and 16mm punch, Impact depth 2.5mm, no secondary rebound phenomenon, to ensure accurate and reliable test results.

$ 370.00

The device has an impact height range of 0-100 cm and is equipped with a Φ 20 mm punch and a 1000 g drop weight to accurately evaluate the material's impact resistance.

$ 622.00

Impact height 120 cm, drop weight mass 1000 grams, punch diaMeter 8 mm, Impact depth 2 mm, no secondary rebound, in line with a number of national standards.

$ 348.00

Articles

Selection of impact head diameter and drop hammer mass combination for paint film impact tester
When selecting the impactor diameter and drop hammer mass for a paint film impact tester, the key is to balance the impact energy and pressure.
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.