JB/T 53111-1999
Plastic Extrusion Blown Film Auxiliary Equipment - Product Quality Grading (Internal Use)
塑料挤出吹塑薄膜辅机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 产品质量等级 → 4 试验方法 → 5 抽样与评定方法 Foreword → 1 Scope → 2 Normative References → 3 Product Quality Grades → 4 Test Methods → 5 Sampling and Evaluation Methods
Scope
This standard specifies the quality grades, test methods, and sampling and evaluation methods for plastic extrusion blown film auxiliary equipment products. This standard applies to the product quality grading of plastic extrusion blown film auxiliary equipment as specified in JB/T 8703-1998.
本标准规定了塑料挤出吹塑薄膜辅机产品的质量等级、试验方法和抽样与评定方法。本标准适用于JB/T 8703—1998《塑料挤出吹塑薄膜辅机》规定的塑料挤出吹塑薄膜辅机产品质量分等。
Normative References
Keywords
Application Summary AI generated
Manufacturers of plastic extrusion blown film auxiliary equipment use this standard to classify and inspect their products. Quality inspection departments and customers rely on it to evaluate whether products meet qualified, first-class, or superior grades. This standard helps unify industry quality requirements and enhance product competitiveness.
塑料挤出吹塑薄膜辅机的制造商使用本标准对其产品进行质量等级划分和检验。质检部门和用户依据本标准评估产品是否达到合格品、一等品或优等品水平。该标准有助于统一行业质量要求，提升产品竞争力。
AI Summary AI generated
This standard specifies the product quality grading requirements for plastic extrusion blown film auxiliary equipment, including three grades: qualified, first-class, and superior. Key assessment items cover performance parameters such as traction speed, noise, and blown film quality, as well as product structure features like winding and automatic length measurement devices. Test methods reference JB/T 8703, sampling requires at least 2 units, and grading is determined by the lowest indicator. The standard applies to quality control and classification of related auxiliary equipment.
本标准规定了塑料挤出吹塑薄膜辅机的产品质量分等要求，包括合格品、一等品和优等品三个等级。主要考核项目涉及牵引速度、噪声和吹塑薄膜质量等性能参数，以及产品结构如卷取和自动计长装置。试验方法引用JB/T 8703，抽样要求不少于2台，评定按最低指标定级。标准适用于相关辅机产品的质量控制和等级划分。
Key Sentences extracted from text
本标准规定了塑料挤出吹塑薄膜辅机产品的质量等级、试验方法和抽样与评定方法。
塑料挤出吹塑薄膜辅机产品根据其质量水平和使用价值分为合格品、一等品和优等品三个等级。
产品主要性能参数应分别符合表1 中各等级的规定。
抽样产品必须是制造厂检验部门检查合格入库或出厂在用户处未开箱的批量产品，抽检样本不少于2 台，全部检测项目采用一次检测。
评定产品质量等级，必须符合该等级全部考核项目的技术要求，否则按达到的最低一项指标定等级。
This standard specifies the quality grades, test methods, and sampling and evaluation methods for plastic extrusion blown film auxiliary equipment products.
Plastic extrusion blown film auxiliary equipment products are divided into three grades: qualified product, first-class product, and superior product, based on their quality level and use value.
The main performance parameters of the product shall comply with the provisions of each grade in Table 1.
Sampled products must be batch products that have passed inspection by the manufacturer's inspection department and are in storage or delivered to the user unopened; the sample size shall be no less than 2 units, and all test items shall be tested once.
When evaluating the product quality grade, it must meet the technical requirements of all assessment items for that grade; otherwise, the grade shall be determined by the lowest indicator achieved.
Standard Timeline
Changes from replaced version:
- 对原标准作了编辑性修改，主要技术内容没有变化
- Editorial modifications were made to the original standard; the main technical content remained unchanged.