Surface Scratch Tester

The surface scratch tester uses a diamond indenter to move at a constant speed across the sample surface, measuring the adhesion and hardness of coatings. It is used to evaluate the scratch resistance of materials such as paints and plastics, with testing standards including ISO 1518.
Selection
When selecting, pay attention to whether the maximum load range covers the testing standards, ensure the scratch speed is adjustable, and equip an optical microscope to observe scratch morphology. Consider the compatibility of sample size with the fixture, and confirm that the data acquisition system meets basic recording requirements.

Terms

Standards

Instruments

Using electric Dial design, the scratch length can reach 60mm, the load range is 0-2000g, and the physical characteristics of the coating are characterized by the anti-penetration ability of the scribing needle.

$ 554.00

Using 0.5mm tungsten carbide tip, the spherical test point can scratch 2000 90mm long scratches without damage after durability test, the design is comfortable and stable, and it is suitable for regular interval scratch operation in corrosion test.

$ 587.00

Control system using servo motor, scratch speed 254mm/min, weight free lifting, ensure that the needle parts accurately fall on the workpiece, to achieve automatic scratch and zero operation.

$ 3785.00

Using equilibrating rod and adjustable weight design, the scratch resistance of the material is evaluated by the scraper head leaving an arc score on the surface of the swirl/spin specimen, which is suitable for a variety of rigid and coating materials.

$ 1811.00

Hand crank type is easy to operate, load 1000g +/- 1g, scratch speed about 1mm/s, test angle 45 °, standard 6B-6H pencil, in line with a number of international standards, through the pencil Hardness grade to accurately evaluate the scratch performance of the paint film.

$ 325.00

The diaMeter of the scraping needle is 0.45mm, the scraping speed is adjustable from 10 to 60 times/minute, and it has an automatic shutdown function to ensure accurate and efficient testing. It is suitable for the durability evaluation of insulating materials.

$ 1174.00

Made of tungsten, with a total length of 17-18mm and a needle diaMeter of 1mm, it has excellent wear resistance performance and accurate scratch testing ability.

$ 280.00

Hardness of the lens surface, outstanding scratch resistance, excellent anti-fog effect, in a special working environment to maintain a clear field of vision, protection wavelength 100-400 nm ultraviolet.

$ 93.00

Using digital touch screen control, the test speed is adjustable from 0-40mm/s, the load range is 0-4000g, the minimum increment is 50g, and it is equipped with a variety of weights and special scribing needles to accurately determine the film scratch resistance performance.

$ 945.00

Equipped with Φ 1mm, Φ 0.75mm, Φ 0.50mm three probes and 0-30N spring pressure, using wheel handle design, can be quickly measured in plane and curved surface, no maintenance and anti-corrosion.

$ 2054.00

Steel ball diaMeter 1mm needle, load range 0-2000g, through the minimum load of the film to accurately determine the coating resistance to penetration, traverse speed 30-40mm/s to ensure the test Stability.

$ 641.00

The device moves the needle at a speed of 1.35mm/s, with a load range of up to 20N, which can evaluate the scratch resistance of coatings, and the voltMeter indicates substrate contact, supporting variable load testing.

$ 10211.00

Adopt the circular roller scratch method to evaluate the adhesion grade, describe the adjustable diaMeter of 0-10.5 mm, equipped with four weights to achieve 200-1000g loading, table Travel ≥ 80mm, manual operation is stable and reliable.

$ 412.00

Using 1mm diaMeter hemispherical scribe and 30mm/s traverse speed, test coating scratch resistance, load range of 50~ 2000g, automatic identification of scratch points, suitable for a variety of metallic coatings evaluation.

$ 1090.00

Scraper needle diaMeter 0.45mm or 0.125mm optional, scraping speed 10~ 60 times/minute adjustable, automatic detection wear insulation and stop, to ensure Test accuracy and efficiency.

$ 1174.00

Articles

Pencil Hardness Tester for Rapid Evaluation of Coating Surface Hardness
The pencil hardness tester is a tool used for rapidly assessing the relative hardness of coating surfaces through standardized scratch tests. It employs a series of pencil leads with known hardness levels, which are drawn across the coating under a fixed load and angle. The hardness grade, ranging from 6B to 9H, is determined based on whether a permanent scratch is produced.
Pencil Hardness Plan Outstanding Paint Film Pencil Hardness Grade
The pencil hardness test is a method for evaluating the scratch resistance of paint films. It involves using a series of pencils with known hardness levels to scratch the coated surface under fixed conditions. The hardness grade of the coating is determined by observing whether permanent scratches are produced.
Application of Film Pencil Hardness Tester in Coating Scratch Resistance Testing
The paint film pencil hardness tester is an instrument used to evaluate the scratch resistance of coatings. It works by scratching the surface of the coating with a pencil of known hardness under a fixed load, and then assessing the hardness grade based on whether scratches are produced.
Application of Scratch Hardness Tester in the Evaluation of Coating Scratch Resistance
The scratch hardness tester evaluates the scratch resistance, adhesion strength, and failure modes of coatings by moving a stylus across the coating surface under a controlled load.
Discussion on the Test Methods for Scratch Hardness of Paint Films
This article explores the test methods for scratch hardness of paint films. Scratch hardness is a critical indicator of a coating's resistance to scratching. During testing, a stylus is used to apply a load on the coating surface, and the evaluation is based on whether scratches are produced or by determining the minimum load required to penetrate the coating.