This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of single-sided white paperboard. This standard applies to single-sided white paperboard for single-sided color printing and box packaging. QB/T 2250-2005 Single-sided white paperboard QB/T2250-2005 Standard download decompression password: www.bzxz.net

TCS 85.060
Classification number: Y31
Registration number: 15735-2005
Light Industry Standard of the People's Republic of China
QB/T2250—2005
Replaces QB/T2250-1099
One-side white board
Published on March 19, 2005
National Development and Reform Commission of the People's Republic of China Implemented on September 1, 2005bZxz.net
This standard is a revision of QB225-196 single-sided paperboard. Compared with QB/T2250-1996, this standard has the following major changes: "reference standard" is replaced by "normative standard" (Chapter 2: "A, B, third grade" is replaced by "such grade, first grade, standard grade"; the latest version is:
approved by GB/T2.628.1
approved by China Association for Standardization. This standard is issued by the National Center for Standardization. The original unit of this standard: China Pulp and Paper Research Institute: The original person in charge of this standard: Shihua, Hailiguo, Qiu Lun, Zhishi, the latest version of this standard issued by Shenzhen: 2BTY31004-1988, Q8/2250-1996QB/T:2250-2005
This standard is implemented from July 7, the original version is The light industry standard @T2250199&Single-sided fiberboard 1 Model
Single-sided white paperboard
QB/1:2250-20GE
This standard summarizes the classification, requirements, test methods, drawing and marking, packaging, transportation and operation of single-sided paper: Public standard H Ding single-sided white fiberboard for single-sided color printing and box packaging 2 Normative referenced documents
The following documents become the appendix of this standard through the shore of this standard. All the referenced documents with a specified date are not applicable to this standard due to any changes (excluding the cancellation of the period) or revisions after the date. However, the parties who can reach an agreement based on this standard can refer to the latest versions of these documents without noting Date of reference, generally the new version does not apply to this standard, GB/T450 Paper and board test (GB/T450-2002, eVISO186: 1904) GB 451.1 and board size determination of the deflection of the skin GB/T451.2 low board dating determination (GB/T451.2-2002, VJSO536: 1995) CB/T451.3 paper board thickness determination (GB/T451.3-2002, idtISO534: 1988) GR/T456 and paper slip determination (Bick method) (GB/456-2002idt1505627: 195) GB/T460 paper model determination of glue (water line) GB/T462 Determination of water content of paper and paper (GB/T4622003, ISO2871985, M0) G/T1541 Determination of dust content of paper and paper (GB/T541-1989, 2TAPHIT4370m-198$) GB/T2679.3 Determination of joint board base (G/T2679.3-1996, qVISO2493:1992) GBT2679.5 Photometry of front fold of near-free board (MIT folding instrument method) (GB/T2679.5-1995.eqV15) GB/T2828.1 Counting batch sample control test procedure Part: Batch inspection and evaluation plan retrieved by acceptance quality limit (AQL) GB/T 2828,1-2(03,ISO 2859-1:1999, [r)GB/T7974, distance report and pulp complete code! GB/T7974-2H2, NE1802470:1999)
GB/R940.1 Paper low board determination method 45/n extended Shang Lada (IR/T940.1-198, NETA P[T452081963)
GBT10342 Account gold and silver packaging and forget the money
GB[0739 Paper, paperboard and pulp + treatment and some standard popularity conditions (GB/10779-2002, cqJS)[87:19903
3 Classification
3.1 Single-sided paperboard is divided into superior quality, first-class product and qualified product according to quality: 3.2 Single-sided white paper is flat plate, which can be produced according to the same storage. 4.1 The technical indicators of single-sided white paper shall meet the requirements of the contract, OR/T 2250 20G5, strength, durability and other requirements. Manufacturer: L20 g/e, 220g/-, 1259g/m. tracing)
delivery points
270g/m
500g/m
350g/mm
450g/m
0.3m~...5mm
T.rnm1 smnt
（e/mi
0.69-0.80
(g'rn':
0 5)--0, 3
6.0-- 1 C
qualified station
200)-250
400~50
2 1 heart
4.2 The size of the flat is 78mm×102mm. The allowable deviation of the size should not exceed 3mm. The allowable deviation of the deviation should not exceed 3mm. The deviation of the paper width should not exceed 32mm. The storage period should not exceed 3.4.4 The blade should be replaced and clean.
4.5 The fiber should be cracked and should not be broken. 46. ​​Some of the appearances of the disease, such as broken, striped, sandy, and blocky, are seen in this "Chuan" and are not public! Other phenomena. 2
4.7 Color standard asphalt composition: consistent, each batch has no obvious color difference. 5 Test method
The test is carried out according to GBT450. The sample is processed to the standard atmospheric conditions of the test nuclear A/10739 52
Size and skewness of wheat kernels (iF/T 451.1 Determination 5.4
Standard quantity according to G0/T451.2 Filter
Setting degree according to GH/T4S! 2 Li B/T451.3 Determination of calibration degree according to GHT4 Gate Determination
Flat edge breath according to GB456.
QB/T 2250-2005
Brightness! Determination according to GB/T7974 or GH/T8940.1, when GB/T7974 is measured before correction (GR/T2679.5,
Bottom feeling according to GB/T2679.3.
Dust degree according to GB/T 1541 determination.
Safety moisture content report GB462 determination:
External disease 4 several tests,
6 Sampling
6.1 The first batch is signed, and the regret is not less than 301. Day 2 production! It should be ensured that the "year" single core report meets the requirements of this standard or contract, and each piece of paper should be delivered with a copy of the contract mark. 6.3 Counting inspection procedures according to (B/2R28.1 want to enter the tax, sample single set up as including change old: acceptance quality to limit AOT.: elimination, reading, , AQL 4.0: car, instrument, temperature, temperature (long-term care), temperature, delivery moisture, dust, size deviation, external red: AQ1.6.5. The buyer uses the second sampling plan with positive inspection, and the inspection level is 5-2 (see Table 2). Table 2
Common secondary sampling plan
: Special inspection level 5-2
(.4 Acceptability determination
The number of samples tested for the first time should be equal to the first sample quantity given by the buyer. If the number of unqualified products in the first batch is less than or equal to the first acceptance number, the batch is considered acceptable: If the number of qualified products in the first batch is equal to the first acceptance number, the batch should be considered unacceptable. If the number of unqualified products found in the first batch is between the first acceptance number and the second acceptance number, the cumulative number of qualified products found in the first batch should be checked and the first batch should be considered unacceptable! If the number of unqualified products is equal to or equal to the first acceptance number, the batch is considered unacceptable.
6.5 The purchaser has the right to inspect the batch of products. If the quality of the product is reduced, the purchaser shall notify the supplier to re-inspect the samples within three months after the arrival of the product. If the product does not meet the standard or the requirements, it shall be classified as a batch that does not meet the requirements of this standard or the specifications, and the supplier shall be responsible for handling. If the product does not meet the requirements of this standard or the specifications, it shall be classified as a batch that does not meet the requirements of this standard or the specifications, and the purchaser shall be responsible for handling. 7 Marking, packaging, transportation, storage
The packaging and marking of single-piece cardboard shall be in accordance with GRT142 or the specifications. 7.2 The cardboard shall be maintained in order to prevent it from being affected by humidity and bitter substances. 7.3 During transportation, refrigerated transportation tools shall be used. It is strictly forbidden to cut the goods from the top. If the storage and transportation of the box does not meet the requirements of this standard or the specifications, the purchaser shall be responsible for any damage or other damage caused by the fire.
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