QB/T 3522-1999 Braille printing paper

QB/T 3522-1999 Braille printing paper QB/T3522-1999 standard download decompression password: www.bzxz.net

Light Industry Industry Standard of the People's Republic of China
Braille Printing Paper
1 Subject Content and Scope of Application
This standard specifies the technical specifications for Braille printing paper. This standard applies to paper used for printing books for the blind. 2 Reference Standards
GB/T450 Taking of Paper and Paperboard Samplesbzxz.net
GB/T451.1 Determination of Size and Skewness of Paper and Paperboard GB/T 451. 2
Determination of Basis Weight of Paper and Paperboard
Determination of Thickness of Paper and Paperboard
GB/T 451. 3
GB/T 453
GB/T454
GB/T462
GB/T1540
GB/T 2828
Determination of tensile strength of paper and paperboard (constant rate loading method)Determination of bursting strength of paper
Determination of moisture content of paper and paperboard
Determination of water absorption of paper and paperboard (Cobber method)Batch-by-batch inspection counting sampling procedure and sampling table (applicable to inspection of continuous batches)Paper packaging and marking
GB/T 10342
GB/T 10739
3 Product classification
Specimen handling and test standards
Pulp, paper and paperboard
3.1 Braille printing paper is roll paper with a roll diameter of (650 ± 50) mm. The roll width is 635 mm or as specified in the order contract. The width deviation shall not exceed ± 5 mm. 3.2
4 Technical requirements and test methods
4.1 The technical indicators of Yuwen printing paper must comply with the provisions of Table 1. Table 1
Indicator name
Burst resistance
Double breaking length
Water absorption (Kebo method)
Delivery moisture
Not more than
Not less than
Not less than
Not more than
4.2 The paper page should not have paper defects that affect its use, such as folds, spots, holes, etc. Approved by the State Bureau of Light Industry on April 21, 1999
110.0~125.0
QB/T3522—1999
Replaced ZBY32022-—1990
Test method
GB/T451.2
GB/T451.3
GB/T454
GB/T453
GB/T1540
GB/T462
Implemented on March 1, 1999
QB/T 3522-—1999
4.3 The end face of the roll shall not exceed 15mm, and the sawtooth shape shall not exceed 5mm. 4.4 There shall be obvious signs at the broken ends, and no more than 3 broken ends shall be found on each roll. 5 Inspection rules
5.1 The manufacturer shall ensure that the paper produced meets the requirements of this standard, and each roll shall be accompanied by a certificate of technical inspection. 5.2 The receiving unit shall accept the quantity delivered at one time as a batch. It shall be carried out in accordance with GB/T2828, and the sample unit shall be a roll. The sampling plan, inspection level, qualified quality level (AQL), ​​etc. shall be in accordance with the provisions of Table 2. Table 2
Sampling plan
Batch, roll
16～50
51～500
Normal secondary sampling inspection level S-3
Class B non-conforming products
Sample size
Class C non-conforming products
Non-conforming classification
Non-conforming
Burst resistance
5.3 The sampling of samples and the treatment of samples before inspection shall be carried out in accordance with the provisions of GB/T450 and GB/T10739. c
Unqualified
Longitudinal tear length
Gluing degree
5.4 Users have the right to inspect whether the products meet the requirements according to this standard. If users have any objections to the product quality, they should raise them to the manufacturer within three months after arrival, and jointly sample and re-test. If the re-test results do not meet the requirements of this standard, they should be judged as batch unqualified and the manufacturer shall be responsible for handling. 6 Marking, packaging, transportation, storage
6.1 The packaging and marking of paper rolls shall be carried out in accordance with the provisions of GB/T10342. 6.2 A covered wagon must be used for transportation. If there is no covered wagon, it must be covered with bitter cloth. 6.3 Paper rolls are not allowed to be thrown from a height.
6.4 Paper should be properly stored to prevent the influence of rain, snow or ground moisture. Additional remarks:
This standard was proposed by the Paper Industry Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Paper Standardization Center. This standard was drafted by Jiamusi Paper Factory. The main drafter of this standard is Dai Zengcheng.
From the date of implementation of this standard, the former Light Industry Ministry Standard QB331-1973 "Yuwen Printing Paper" will be invalid.
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