ASTM D5628
Standard Test Method for Impact Resistance of Flat, Rigid Plastic Specimens by Means of a Falling Dart (Tup or Falling Mass)
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About This Item
ASTM D5628 is the ASTM standard for evaluating the impact resistance of flat, rigid plastic specimens by means of a falling dart, tup, or falling mass. It provides a common technical reference for assessing how a plastic sample responds to impact loading under controlled test conditions. This matters for material selection, product development, and quality control because impact performance can be an important indicator of durability and service behavior in rigid plastic applications.
Purpose of ASTM D5628
The purpose of ASTM D5628 is to define a standardized method for measuring the impact resistance of flat, rigid plastic specimens using a controlled falling-object test. By focusing on a consistent impact approach, the standard helps generate comparable results across different materials, batches, and laboratories. ASTM D5628 is useful when teams need a reliable way to evaluate how a plastic specimen may withstand sudden impact during handling, manufacturing, or use.
Common use cases of ASTM D5628
This standard is commonly used in testing and quality assurance settings where flat, rigid plastic materials must be assessed for impact performance. It may be applied during material qualification, product comparison, incoming inspection, or production monitoring. ASTM D5628 is also relevant in procurement and specification work when buyers and suppliers need a shared test method for verifying impact resistance. It is especially useful for technical teams working with rigid plastic specimens that require consistent mechanical evaluation.
Why ASTM D5628 matters
ASTM D5628 matters because impact resistance can influence product reliability, acceptance decisions, and long-term performance expectations. Using a recognized ASTM standard helps support consistency in test execution and result interpretation, which is important for compliance programs and quality control. It also reduces uncertainty when comparing materials or reviewing supplier data. For organizations that depend on repeatable testing, ASTM D5628 offers a practical way to document impact behavior in a standardized form.
- Impact resistance testing for flat, rigid plastics
- Falling dart, tup, or falling mass method
- Comparable results for material evaluation
- Useful for quality control and specification review
- Supports standardized compliance workflows
- Publication Date: 2024-09-18
- Publisher: ASTM
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