Film impact Tester (Gardner)

The Film Impact Tester (Gardner) is designed to evaluate the impact resistance of coatings and paint films. It determines the degree of damage such as cracking, chipping, or delamination after an impact, providing objective data for quality control, research, and product development. The instrument features a simple structure, user-friendly operation, and precise measurement capabilities, fully meeting the requirements of national and international standards.

Application

(1) Determining the impact resistance of paint films and coatings in laboratories.

(2) Evaluating coating flexibility and adhesion after impact.

(3) Assessing the degree of damage such as cracking, peeling, or indentation caused by impact.

(4) Quality control of coated products in automotive, electronics, construction, and other industries.

(5) Research and development of new coatings with enhanced impact strength.

(6) Ensuring compliance with national and international standards for coating impact resistance.

(7) Simulating real-world impact events in a controlled laboratory environment.

Standards

(1) GB/T 1732-2020 – Paints and varnishes – Determination of impact resistance.

(2) ASTM D2794 – Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact).

(3) ISO 6272 – Paints and varnishes – Determination of resistance to impact.

Features

(1) Novel design with a simple structure for ease of use.

(2) Adjustable drop height for controlled impact testing.

(3) Standardized weights and punches for repeatable results.

(4) Provides precise and objective measurement of coating impact resistance.

(5) Essential tool for quality control and R&D in the paint and coatings industry.

(6) Compact and robust, suitable for laboratory environments.

Parameters

Accessories

(1) Standard impact punches

(2) Calibrated weights for impact testing

(3) Operation manual and safety instructions

Test Procedures

(1) Place the coated sample securely on the test stage.

(2) Select the appropriate weight and punch for the test.

(3) Adjust the drop height to the desired level according to testing requirements.

(4) Release the weight to impact the sample.

(5) Observe and record the degree of damage, such as cracking, chipping, or delamination.

(6) Repeat the test as needed for multiple samples or heights.

(7) Compare results to standards or specifications for quality evaluation.

Maintenance Information

(1) Keep the instrument clean and free from dust and debris.

(2) Inspect the drop mechanism, weights, and punches regularly for wear or damage.

(3) Ensure all moving parts are properly lubricated according to manufacturer instructions.

(4) Store in a dry environment to avoid corrosion or rust.

(5) Handle punches and weights carefully to prevent deformation or damage.

(6) Perform periodic calibration to ensure accurate and reliable measurements.