General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 22906.5-2008
Scope
This part of GB/T 22906 specifies the method for measuring the coaxial rotation characteristics of the paper core. This section is applicable to the determination of the coaxial rotation characteristics of the paper core produced by the cylinder paper machine. The paper core should meet the following conditions: ——Minimum wall thickness: 5mm; ——Minimum outer diameter: 60mm; ——Maximum length: 3200mm.