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FZ/T 52034-2014 English PDF

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FZ/T 52034-2014: Polyethylene/polyethylene terephthalate(PE/PET)bicomponent composite staple fiber
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FZ/T 52034-2014English209 Add to Cart 3 days [Need to translate] Polyethylene/polyethylene terephthalate(PE/PET)bicomponent composite staple fiber Valid FZ/T 52034-2014

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Basic data

Standard ID FZ/T 52034-2014 (FZ/T52034-2014)
Description (Translated English) Polyethylene/polyethylene terephthalate(PE/PET)bicomponent composite staple fiber
Sector / Industry Spinning & Textile Industry Standard (Recommended)
Classification of Chinese Standard W52
Classification of International Standard 59.060.20
Word Count Estimation 9,997
Date of Issue 5/6/2014
Date of Implementation 10/1/2014
Quoted Standard GB/T 3291.1; GB/T 3291.3; GB/T 4146.1; GB/T 4146.3; GB/T 6503; GB/T 6504; GB/T 8170; GB/T 14334; GB/T 14335; GB/T 14336; GB/T 14337; GB/T 14338; GB/T 14339; GB/T 14342; GB 15979
Regulation (derived from) Ministry of Industry and Information Technology - Announcement 2014 No 32; Industry standards for filing notice 2014 No. 6 (total 174).
Issuing agency(ies) Ministry of Industry and Information Technology of the People's Republic of China
Summary This Standard specifies the polyethylene/polyethylene terephthalate (PE/PET) staple fiber composite terms and definitions, classification and labeling, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage

FZ/T 52034-2014: Polyethylene/polyethylene terephthalate(PE/PET)bicomponent composite staple fiber


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Polyethylene/polyethylene terephthalate (PE/PET) bicomponent composite staple fiber ICS 59.060.20 W52 People's Republic of China textile industry standards Polyethylene/polyethylene terephthalate Polyethylene terephthalate (PE/PET) staple fiber composite Issued on. 2014-05-06 2014-10-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Textile Industry Association. This standard by the Shanghai textile industry technical supervision of the centralized. This standard was drafted. Jiangsu Jiangnan High Fiber Co., Ltd., Zhejiang new dimension lion synthetic fiber Co., Ltd., Shanghai Textile Industry Technology Operation supervision. The main drafters of this standard. Pu Jinlong, Xu Jianfeng, Chen Zhiguang, Li Hongjie. Polyethylene/polyethylene terephthalate Polyethylene terephthalate (PE/PET) staple fiber composite

1 Scope

This standard specifies the polyethylene/polyethylene terephthalate (PE/PET) fiber composite short terms and definitions, classification and labeling, Technical requirements, test methods, inspection rules and signs, packaging, transportation and storage requirements. This standard applies to a linear density of 1.33dtex ~ 8.89dtex of circular cross-section, a polyethylene/polyethylene terephthalate Ester (PE/PET) sheath-core type composite short fiber. Other types of polyethylene/polyethylene terephthalate composite short fiber can refer to use.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 3291.1 textile material properties and test - Part 1. fibers and yarns GB/T 3291.3 textile material properties and test - Part 3. General GB/T 4146.1 Textiles chemical fiber - Part 1. generic name GB/T 4146.3 Textiles chemical fiber - Part 3. Testing Terminology GB/T 6503 Test Methods for chemical fiber moisture regain GB/T 6504 Test method for chemical fiber oil content GB/T 8170 repair value expressed about the rules and limit values and judgment GB/T 14334 chemical fiber staple sampling method GB/T 14335 chemical fiber staple linear density test method GB/T 14336 chemical fiber staple length of the test method GB/T 14337 chemical fiber short fiber tensile properties GB/T 14338 chemical fiber staple crimp performance test method GB/T 14339 chemical fiber staple defect test method GB/T 14342 synthetic staple fiber than the resistance test method GB 15979 standard disposable sanitary products

3 Terms and Definitions

GB/T 3291.1, GB/T 3291.3, GB/T 4146.1 and GB/T 4146.3 defined and the following terms and definitions apply In this document. 3.1 Polyethylene/polyethylene terephthalate (PE/PET) staple fiber composite polyethylene/polyethyleneterephthalate (PE/PET) bicomponentcompositestaplefiber Polyethylene (PE) and polyethylene terephthalate (PET) as a raw material, is formed by spinning polyethylene (PE) and polyethylene terephthalate Ethylene terephthalate (PET) of bicomponent staple fiber. 3.2 Sheath core polyethylene/polyethylene terephthalate (PE/PET) composite staple fiber sheath-corepolyethylene / polyethyleneterephthalate (PE/PET) bicomponentcompositestaplefiber Polyethylene (PE) and polyethylene terephthalate (PET) as a raw material, is formed by spinning polyethylene (PE) is a sheath and polyethylene terephthalate Polyethylene terephthalate (PET) as the core of the sheath-core type bicomponent staple fiber.

4 Classification and identification

4.1 Categories Polyethylene/polyethylene terephthalate (PE/PET) staple fiber composite nominal linear density, divided into three categories. --- Linear density 1.33dtex ~ < 2.22dtex; --- Linear density 2.22dtex ~ < 3.33dtex; --- Linear density 3.33dtex ~ 8.89dtex. 4.2 Product Identification 4.2.1 Specifications to fiber linear density, cut length representation. Among them, the line density in decitex (dtex); cut length in millimeters (Mm). Example. 2.22dtex × 38mm, which represents 2.22dtex line density, 38mm cut length represents. 4.2.2 Product by product specification, raw materials, technology to identify. Example. 2.22dtex × 38mmPE/PET composite staple fiber.

5 Technical requirements

5.1 Product classification Polyethylene/polyethylene terephthalate (PE/PET) staple fiber composite products are divided into superior products, first-class products, qualified three levels, Qualified product is lower than the substandard goods. 5.2 Performance Project Performance of projects and indicators in Table 1. 5.3 Oil Content The two sides negotiated by supply and demand. 5.4 Quality Difference Deviation of the average rate of net mass and conventional mass of the package does not exceed ± 0.5%. Deviation rate packages nominal net mass and conventional mass does not exceed ± 1%, non-fixed weight item reference use.

6 Test methods

6.1 breaking strength, elongation at break Breaking strength, elongation at break performed in GB/T 14337 regulations. Wherein the adjusted gauge length of 10mm, the tensile speed 40mm/min. Pre tension is (0.15 ± 0.03) cN/dtex. 6.2 linear density deviation rate According to GB/T 14335 regulations, the use of fiber bundles weighing method middle arbitration. 6.3 length deviation rate, twice as long as the fiber content According to GB/T 14336 regulations, the use of fiber bundles weighing method middle arbitration. 6.4 defect content According to GB/T 14339 regulations, the method of B (hand-picking method) arbitration. 6.5 crimp number, crimp rate According to GB/T 14338 regulations. 6.6 specific resistance According to GB/T 14342 regulations. 6.7 Total number of bacterial colonies, the total number of fungal colonies Execution according to GB 15979 requirements. 6.8 Oil Content According to GB/T 6504 regulations, the use of extraction arbitration. 6.9 Determination of the quality difference 6.9.1 The batches of samples obtained net mass of the package according to GB/T 14334 regulations. 6.9.2 The laboratory sample obtained according to regain Found GB/T 6503 regulations. 6.9.3 Calculation of the N package quality difference equations see equation (1) to (4). Where. The average net mass m1 --- package, in kilograms (kg); m1i --- Net weight per package, in kilograms (kg); N --- Number of packages; m --- package conventional mass, in kilograms (kg); R0 --- polyethylene/polyethylene terephthalate (PE/PET) composite short fiber moisture regain, temporarily regain standard Instead of 0.40%; R --- Found moisture regain,%; A deviation of the average net rate quality --- package and the conventional mass,%; B --- deviation rate package on behalf of the members of the net mass and conventional mass,%; mA --- package nominal mass, in kilograms (kg).

7 Inspection rules

7.1 Inspection Type Inspection type into the type test and factory inspection. Shall be carried out under the following type test. Periodic inspection a) predetermined time; b) When the production design, technology, raw material change, may affect product quality; Results c) factory inspection are quite different when the last type inspection; d) national inspection agency requirements for type testing. 7.2 Test Project 7.2.1 Eisai products in Table 1 are all type inspection items in Table 1, numbers 1 to 9 for the factory inspection items, according to the requirements of Table 1, and press The corresponding test methods specified in Chapter 6 test. 7.2.2 Non-Eisai products, Table 1 numbers 1 to 9 for the test items, according to the requirements of Table 1, according to the provisions of Chapter 6 of the corresponding test methods into Line test. 7.3 Batch rules Within a certain range by the periodic sampling test batch composition. A production batch by batch or a test made up of several test batches composition. 7.4 sampling provision Sampling 7.4.1 Project performance according to GB/T 14334 in product sampling provisions. 7.4.2 The total number of bacterial colonies, the total number of fungal colonies product sampling by the sampling method specified in GB 15979 performed. 7.5 Comprehensive Assessment Measured or calculated values compare the performance of the project according to GB/T 8170 in comparison with the rounding values in Table 1 limit itemized criteria, etc. Level to the lowest level of quality indicators determine whether the product level. 7.6 reinspection rules 7.6.1 General Batch of products should be required to promptly check the packaging side of the package, the number, quality and invoices are consistent as a result of transportation, storage and other reasons Movies When the sound quality should be identified and responsibility, the responsibility of the responsible party. Batch of products to the consignee within three months, when the quality of products objections may be submitted for re-inspection. If the number of the batch of products using more than a third, you should not apply for re-inspection. Reinspection can be any of the parties to agree, if necessary, Inspection agency may request arbitration in accordance with this standard requires sampling, testing, arbitration. Since the batch product quality affects the processed product quality, and cause Severe losses, both parties should analyze the causes and define responsibilities, consultations. 7.6.2 reinspection program With 7.2. 7.6.3 retest sampling provisions 7.6.3.1 Project performance test by GB/T 14334 in the provisions of the package sampling methods sampling can not be drawn in transit by accident Tide, pollution, abrasion or packaging of the package has been opened. 7.6.3.2 times longer fiber content, the amount of sample defect content doubled. 7.6.4 Batch provisions Original batch production batch groups, but the production date interval not more than 90 days by the same batch of product Batch. 7.6.5 retest assessment 7.6.5.1 Press 7.5 rating, higher than or equal to the original level is judged as met, the penalty is less than the original level does not meet. The average net rate deviation quality 7.6.5.2 package and conventional mass exceeds ± 0.5%, by both parties through consultation. 7.6.5.3 The package rate of deviation in the name of quality and conventional mass of more than ± 1%, by both parties through consultation. 8 signs, packaging, transportation and storage 8.1 mark Classification and nomenclature should be required to be marked on the package 8.1.1 product name, size, grade, batch number, net mass, date of production, trademarks, products Standard number, manufacturer name, address, and product protection, handling of the warning signs. 8.1.2 Products Printed signs should not fade significantly prevent oil pollution color penetrate the fiber package. 8.2 Packaging 8.2.1 Packaging Packaging should be kept intact, fiber is not exposed. Quality packaging should ensure that the packaging during transport and storage easily damaged. 8.2.2 different specifications, batch number, category polyethylene/polyethylene terephthalate (PE/PET) composite short fibers should be packaged separately. 8.2.3 product packaging applications with plastic, steel or other packaged with a certain strength of the fastening strip. 8.2.4 Non-fixed weight per package quality products with the same batch basis weight differences in the name of the product quality should not exceed ± 5%. 8.3 Transport Transportation and handling of products should be warning signs regulations, take appropriate precautions to prevent the product from moisture, sunlight, pollution and damage, Prohibited throw. 8.4 Storage Package stacked in batches, stored in ventilated, dry, clean warehouse, not near the fire, heat and direct sunlight.

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