EN ISO 62 Water Absorption Testing of Plastic Storage Plastics
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EN ISO 62 Water Absorption Testing of Plastic Storage Plastics

EN ISO 62 Water Absorption Testing of Plastic Storage Plastics

EN ISO 62 Water Absorption Testing of Plastic Storage Plastics

The CEN standard EN ISO 62 specifies the procedure for determining the water absorption properties of plastic storage containers. This testing method is critical in ensuring that materials used in storage applications maintain their integrity and performance under various environmental conditions, particularly when exposed to moisture.

The process measures how much water a specimen can absorb over time, which can provide insights into the material's suitability for long-term use. For instance, in sectors like food packaging, pharmaceuticals, and chemical storage, understanding the extent of water absorption is crucial for preventing contamination or degradation that could compromise product quality.

The test involves submerging a specimen of plastic storage containers in distilled water at room temperature (23°C ± 2°C) under specified conditions. The sample is maintained in this state for a defined period, typically ranging from several hours to days, depending on the material's expected service life and performance criteria.

After immersion, the specimen is removed, dried according to standard procedures, weighed both before and after exposure. The difference between these weights provides the water absorption percentage, which can then be used to evaluate the material’s resistance to moisture.

The testing procedure not only helps manufacturers ensure product quality but also aids in regulatory compliance. Compliance with EN ISO 62 ensures that plastic storage containers meet international standards for safety and performance, thereby enhancing consumer confidence and market acceptance.

Applied Standards
StandardDescription
EN ISO 62:2015Procedure for Determination of Water Absorption Properties of Plastic Storage Containers
Use Cases and Application Examples
ApplicationDescription
Food PackagingEnsures that containers do not absorb moisture, which could lead to contamination or spoilage.
Pharmaceutical StorageAvoids the risk of leaching potentially harmful substances into stored medications.
Chemical HandlingPrevents contamination and ensures that chemicals do not degrade due to moisture absorption.
  • Incorporating this test ensures compliance with regulatory requirements in various industries, enhancing product safety and reliability.
  • The results can be used for quality assurance programs and to improve the design of future products.
  • Testing helps identify potential issues early in the development process, reducing costly redesigns or recalls.

In summary, EN ISO 62 water absorption testing is a vital part of ensuring that plastic storage containers meet international standards for performance and safety. By following this procedure, manufacturers can ensure their products are reliable under various environmental conditions, thereby protecting the integrity of stored materials and enhancing overall product quality.

Applied Standards

Applied Standards
StandardDescription
EN ISO 62:2015Procedure for Determination of Water Absorption Properties of Plastic Storage Containers

The standard provides a comprehensive approach to determining the water absorption properties, which is critical in ensuring that plastic storage containers maintain their integrity and performance under various environmental conditions. The procedure involves submerging specimens in distilled water at room temperature for defined periods.

Following immersion, the samples are dried according to specific procedures before being weighed both before and after exposure. This allows calculation of the percentage increase in weight due to absorbed moisture. Compliance with this standard ensures that plastic storage containers meet international requirements regarding safety and performance, thereby enhancing consumer confidence and market acceptance.

International Acceptance and Recognition

  • The EN ISO 62:2015 standard is widely recognized by regulatory bodies across Europe and beyond, ensuring consistent quality in plastic storage containers used in various industries.
  • Many countries have adopted this standard as part of their national regulations to ensure product safety and performance.
  • The procedure outlined in the standard has been endorsed by several international organizations, including ISO (International Organization for Standardization).

This widespread acceptance underscores its significance in ensuring that plastic storage containers meet stringent quality standards globally. Compliance with EN ISO 62 is essential for manufacturers aiming to enter international markets and ensure their products are safe and reliable.

Use Cases and Application Examples

Use Cases and Application Examples
ApplicationDescription
Food PackagingEnsures that containers do not absorb moisture, which could lead to contamination or spoilage.
Pharmaceutical StorageAvoids the risk of leaching potentially harmful substances into stored medications.
Chemical HandlingPrevents contamination and ensures that chemicals do not degrade due to moisture absorption.

The EN ISO 62 water absorption test is crucial in various industries, from food packaging to pharmaceuticals. In the food industry, ensuring that containers do not absorb moisture prevents contamination or spoilage of stored products. For pharmaceuticals and chemicals, avoiding leaching of potentially harmful substances into stored materials is essential for safety.

The test helps manufacturers ensure product quality by identifying potential issues early in the development process, reducing costly redesigns or recalls. Compliance with this standard ensures that plastic storage containers meet international standards for performance and safety, thereby enhancing consumer confidence and market acceptance.

Frequently Asked Questions

What materials are suitable for EN ISO 62 water absorption testing?
EN ISO 62 is applicable to a wide range of plastic storage containers, including those made from polyethylene (PE), polypropylene (PP), polystyrene (PS), and other thermoplastics. The procedure can also be adapted for composite materials.
How long does the test typically take?
The duration of immersion varies depending on the material's expected service life but is generally from several hours to days. The drying process also takes time, ensuring accurate weight measurements.
Is this test only for new products?
While it is used primarily during product development and quality assurance, the test can be performed on existing products to monitor their performance over time or under different conditions.
Is EN ISO 62 applicable only to storage containers?
The standard is primarily focused on plastic storage containers, but it can be adapted for other applications where water absorption is a concern. This includes some types of packaging and medical devices.
What equipment is needed to perform the test?
The necessary equipment includes a suitable drying oven, distilled water, scales for accurate weight measurements, and possibly a humidity chamber if additional conditioning steps are required.
Can this test be performed in-house?
While some facilities can perform the test internally, many laboratories specialize in this type of testing. Outsourcing ensures accuracy and consistency with international standards.
How does this compare to other water absorption tests?
EN ISO 62 is recognized for its rigorous methodology, which provides reliable results that are widely accepted across Europe. Other methods may differ in their procedures and acceptance criteria.
What industries benefit most from this test?
Industries such as food packaging, pharmaceuticals, chemical storage, and medical device manufacturing are the primary beneficiaries of EN ISO 62 water absorption testing.

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