LDPE is Low-density polyethylene. This kind of plastic is used in many plastic products with the resin code or recycling number 4.
Advantages & Uses of LDPE
Dart Impact Tester
This type plastic material has major applications in packaging industry. Due to enhancements in technology, customer expectations have raised manifold. Dart Impact tester is used to measure the impact resistance of LDPE packaging material.
The high impact resistance of LDPE makes it highly durable. This type of plastic is used as plastic manufacturing material to customers across a range of sectors. Dart impact test on plastics is an important advancement of quality assurance in packaging industry. It computes the opposition of a plastic to crack on free-falling weight.
Dart impact tester performs the test using a sample which is prepared according to various standards. It ensures accuracy and uniformity in the test results. The sample is prepared as per ASTM-D1709-15a, ASTM-D 3029-82a, IS-2508-1984.
Preparation of sample:
The Presto’s Dart Impact tester is designed as per international standards. It has a hemispherical shaped head or dart held by electromagnetic section. The magnetic area holds and releases the dart head. The dropping height is adjusted by moving the head section in an upward and downward direction. An inbuilt digital counter is installed to keep the record for falling cycles in a single test.
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