GB/T 12811-1991
AbolishedTest 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 a microscopic measurement method for determining the average cell size of rigid cellular plastics. It is applied in quality control and material characterization for manufacturers and users of rigid foam products, such as insulation boards, packaging materials, and structural cores. The test is relevant in industries like construction, refrigeration, and transportation where foam cell structure affects mechanical and thermal performance.
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