ASTM D5420, ASTM D4226
Gardner Impact Resistance of Rigid Plastic
Purpose: This test method is used to determine the impact resistance of rigid plastic by falling weight (Gardner Impact).
Sample: Plastic sheets
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Basic Description: The panel is placed in the impact tester. A weight is dropped at a specific height. The height and weight are adjusted until failure is found. The results from 20 impacts are used for calculating the mean failure height.
Limitations: Flat coated panels
Method Publisher: https://www.astm.org/d5420-21.html
Keywords:
- Izod Impact
- Impact of coating
- Charpy Impact
Related Test Methods:
- ASTM D256 – Notched Izod Impact
- ISO 180 – Izod Impact
- ASTM D4812 – Unnotched Impact Strength
- ASTM D4226 – Impact Resistance
- ASTM D6110 – Charpy Impact
- Izod 179 – Charpy Impact