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JINGKELIAN QNF Backtack Tester 3 pcs

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Execution standard GB1762-89, weight 500g, bottom area 1c m2, sample size 50 × 120mm, filter paper 20 × 20mm.
$197.00/set
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JingKeLian QNF Backtack TesterSPEC

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SKU
NB000631
Execution standards
GB1762-89
Weight
500g
bottom area
1c㎡
Specimen size
50×120mm
Filter paper
20×20mm
QNF
Backtack Tester
Execution standard GB1762-89, weight 500g, bottom area 1c m2, sample size 50 × 120mm, filter paper 20 × 20mm.
JINGKELIAN QNF Backtack Tester 3 pcs Picture

Description

JinKeLian QNF paint film tack back Tester measures the tack back of the mucous membrane. The preheated weight filter paper is placed on the paint film, and after drying under the specified time and temperature and humidity conditions, the weight and filter paper are removed. , Observe the area evaluation of the bonded filter paper fiber with a 4 times magnifying glass. Executive standard: GB1762-89.

Operation steps of paint film back tack Tester

Put a certain filter paper on the surface of the paint film to be tested, and place the QNF paint film back tack Tester gently on the surface of the filter paper. → After 30 seconds, remove the dry Tester and turn the sample over. → Gently tap a few times with your fingers, if the filter paper can fall freely and the filter paper fibers are not stuck on the surface of the film, it is considered that the paint film is completely dry.

Detail drawing of paint film back tack Tester

Real shot of QNF paint film back tack Tester


Library
FAQ
QHow to accurately assess the level after tack?
A After removing the weight and filter paper sheet, you need to use 4 times magnifying glass to observe the film surface of the bonded filter paper fiber area, according to the size of the bonding area to evaluate the degree after tacking.
QI want to test the film after tack, what instrument should I use?
A QNF film Backtack tester is specially designed according to the national standard GB1762-89, and simulates the actual pressure conditions through 500 grams of weight and filter paper, which can accurately evaluate whether the film drying will occur after tacking phenomenon, especially suitable for coating mass detection.
QWhat occasions is this measuring device generally used for?
A It is mainly used in paint production, automotive lame plating, furniture painting and other industries. In these scenarios, if the film drying after tacking will affect the product Appearance and performance, the use of QNF tester can detect problems in advance to ensure stable coating mass and avoid blocking defects in subsequent use.
QWhich national standard is QNF film Backtack tester based on?
A The execution standard is GB1762-89 "Determination of paint film after tack"
QHow to determine whether the paint film through drying (after tacking qualified)?
A After flipping the sample, gently tapping, the filter paper can fall freely, and the filter paper fibers are not adhered to the surface of the paint film, it is determined that the paint film has passed dry.
QWhat is the size of the filter paper used in the test?
A Filter paper size is 20 × 20mm.
QWhat are the key specifications of QNF Film Backtack tester?
A Weight: 500g, bottom area: 1cm ², sample size: 50 × 120mm, filter paper: 20 × 20mm, execution standard: GB1762-89.
QWhat is the main use of QNF Paint Film Backtack tester?
A Used to measure the film after tack, by preheating the weight of the filter paper sheet is pressed on the film, after a predetermined condition observed area of the filter paper fibers are bonded to evaluate the film after tack.
QIs there a requirement for the size of the sample used for testing?
A Yes, the recommended specimen size is 50 x 120mm.
QIs this the film Backtack tester mentioned in GB/T11374?
A OK
Standard
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