GB/T 12811-2025
ActiveTest method for average cell size of rigid cellular plastics
硬质泡沫塑料平均泡孔尺寸试验方法
Application Summary AI generated
This standard specifies the test method for determining the average cell size of rigid cellular plastics, providing a consistent procedure for measuring the cellular structure. It is applied in the quality control and material characterization of rigid foam products used in thermal insulation, packaging, and construction industries. The method is essential for evaluating how cell size influences mechanical properties and insulation performance.
Related Standards
GB/T 10655-2003
Polymeric materials，cellular flexible--Determination of air flow permeability
GB/T 18945-2003
Polymeric materials，cellular flexible--Method of assessment of air flow value at constant pressure-drop
GB/T 18942.2-2003
Flexible cellular polymeric materials--Determination of stress-strain characteristicsin compression--Part 2: High density maternals
GB/T 18942.1-2003
Polymeric material，cellular flexible--Determination of stress-strain characteristic in compression--Part 1: Low density materials
GB/T 18941-2003
Flexible cellular polymeric materials--Determination of fatigue by constant-load pounding
GB/T 14274-2003
Polymeric materials，cellular flexible--Accelerated ageing tests
GB/T 12825-2003
Polymeric materials，cellular flexible--Determination of hardness by indentation technique
GB/T 18944.1-2003
Flexible cellular polymeric materials--Sponge and expanded cellular rubber products--Part 1:Sheeting
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.