T/SDPAA 0001-2020 Active Group standards

T/SDPAA 0001-2020 Paper Tube Base Paper

T/SDPAA 0001-2020

Publish Date: 2020-12-02 Implement Date: 2021-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/SDPAA 0001-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Light industry, culture, and daily necessities

ICS Name: Paper and cardboard

Publish Date: 2020-12-02

Implement Date: 2021-01-01

Scope

Scope: This document specifies the classification, technical requirements, test methods, and inspection rules for paper tube base paper; as well as marking, packaging, transportation, and storage. This document applies to base paper used in the manufacture of various types of paper tubes. Main technical content: 5.1 Technical Indicators 5.1.1 The technical indicators of paper tube base paper shall comply with the provisions of Table 1. 5.1.2 The technical indicators of paper tube base paper may also be specified in the order contract. 5.2 Dimensions and Tolerances 5.2.1 The width of the reel-type paper tube base paper shall be 500mm–2000mm, with a tolerance of ±60mm. 5.2.2 The diameter of the reel-type paper tube base paper shall be 800mm, 1000mm, 1100mm, or 1200mm, with a diameter tolerance of ±50mm. 5.2.3 The width of the disc-type paper tube base paper shall be specified in the contract, with a width tolerance of ±0.25mm. 5.2.4 Products of other dimensions may be manufactured according to the order contract. 5.3 Appearance Quality 5.3.1 The edges of the paper tube base paper shall be neat and clean. 5.3.2 The joints of the paper tube base paper shall be firmly taped with adhesive tape and marked clearly. The number of joints per reel shall comply with the following requirements: a) For grades A–3A, no more than 1 joint is allowed. b) For grade B, no more than 2 joints are allowed. c) For grade C, no more than 3 joints are allowed. 5.3.3 The surface of the paper tube base paper shall be smooth, without folds, wrinkles, holes, rips, sand particles, hard lumps, or other visual defects that affect its use. After slitting, the product shall not have folded edges. 5.3.4 The paper core of the paper tube base paper shall not have deflated cores. The end face of the reel shall be flat, and the sawtooth or uneven surface shall not exceed 5mm. 5.3.5 For every 10 units of paper tube base paper, the number of pulp blocks or wet blemishes