Paint Film Cross-Cut Test Knife

The paint film cross-cut tester evaluates the adhesion performance of coatings to substrates by cutting a grid pattern on the coating surface with its blades. Its function is to test the coating's resistance to peeling and is applied in quality control for industries such as paints and inks.
Selection
When selecting a paint film cross-cut test knife, it is essential to consider the blade spacing specifications to match the standards, ensure the blade material is durable, guarantee the handle design provides operational stability, and refer to actual testing requirements and industry norms.
Tooth spacing
Number of teeth
Test substrate
Measured film thickness
Number of blades
Applicable standard
Miscellaneous

Terms

Standards

Instruments

Set cross-cut adhesion, film thickness and Buchholz Crowd Hardness three test functions in one, cross-cut knife 6 blade spacing 1mm/2mm, Crowd knife load 500 +/- 5g, using the destruction Measurement principle.

$ 348.00

35Mm cross-cut length and 1mm pitch design, stainless steel material to ensure dimensional accuracy, equipped with tape and brush for film adhesion testing.

$ 151.00

Made of 304 stainless steel, with a cross-cut length of 23-35mm, it provides four spacings of 1-3mm and 7/11 cross-cut numbers to meet different standard testing requirements.

$ 138.00

35Mm cross-cut length with 2mm spacing design, 11 teeth to ensure test accuracy, 304 stainless steel material to ensure durability, suitable for film adhesion evaluation.

$ 151.00

35Mm cross-cut length with 11 teeth design, 1.5mm precise spacing to ensure test accuracy, 304 stainless steel material to ensure durability, equipped with tape and nylon brush to complete the complete test process.

$ 151.00

35Mm cross-cut length with 6 teeth design, 3mm precise spacing to ensure test accuracy, 304 stainless steel material to ensure durability, equipped with tape and brush complete set.

$ 151.00

Manual design, equipped with a 6-tooth cutting knife, with a 1mm and 2mm tooth spacing, in line with ISO2409 standards, suitable for adhesion testing in laboratories and construction sites.

$ 135.00

Hardness High Abrasion Resistance, cutting speed 20-50mm/s, suitable for film thickness 0~ 60μm, Handheld design is convenient for laboratory and field use.

$ 135.00

Equipped with 1mm and 2mm cutter head spacing, the number of cutter teeth is 11, which can meet the needs of different paint film thickness testing, easy to operate and in line with international standards.

$ 186.00

Vacuum hardened stainless steel material, cutting depth can be accurately adjusted, weight only 352g easy to carry, suitable for different film thickness and substrate adhesion testing.

$ 1127.00

The number of teeth is 6 teeth, the spacing is 2mm, and the multi-cutter surface circumference and multi-faceted design is adopted, which has a long service life and is suitable for 60 to 120μm hard substrate samples.

$ 186.00

Provide 1mm, 2mm, 3mm three kinds of tooth spacing, suitable for different film thickness test, in line with ISO2409-1974 standard, 6 teeth design to ensure uniform cutting.

$ 194.00

The 11-tooth multi-edge cutting knife is used to provide three spacings of 1mm, 2mm and 3mm, which are suitable for different film thickness tests.

$ 185.00

Equipped with three swirl/spin cutter heads, the tooth spacing is 1mm, 2mm and 3mm respectively, and it is designed according to ISO2409 standard for accurate evaluation of coating adhesion performance.

$ 183.00

It adopts 11-tooth cutter design, provides four spacing options from 1mm to 3mm, and is suitable for paint film adhesion testing with a thickness of less than 250mm. The operation is simple and the results are accurate and reliable.

$ 146.00

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This article mainly discusses how to choose the appropriate paint film cross-cut tester based on different adhesion testing requirements.
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Cross-cut tester combined with adhesion test tape for evaluating coating peel-off.
The cross-cut test, paired with adhesion test tape, is a commonly used method for evaluating coating adhesion. It involves using a cross-cut knife to score a grid pattern on the coating surface, followed by the rapid peeling of specialized tape. The adhesion level is then assessed by observing the extent of coating detachment.