JB/T 51233-1999
Air-blast Rice Mill - Product Quality Grading
喷风式碾米机 产品质量分等
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量指标 → 4 试验方法 → 5 检验规则 Foreword → 1 Scope → 2 Normative References → 3 Quality Indicators → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the product quality grading indicators, test methods, and inspection rules for air-blast (single-duct and dual-duct) rice mills. This standard applies to air-blast rice mills (hereinafter referred to as rice mills).
本标准规定了喷风式(单风道、双风道)碾米机产品质量分等指标、试验方法和检验规则。本标准适用于喷风碾米机(以下简称碾米机)。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection agencies of air-blast rice mills use this standard to grade and inspect product quality. It helps determine whether a mill meets qualified, first-class, or premium levels, ensuring performance meets industry requirements. By providing unified quality indicators and inspection rules, this standard ensures reliability and fair competition in the market.
喷风式碾米机的制造商和质检机构使用本标准来对产品进行质量分级和检验。它用于确定碾米机是否达到合格品、一等品或优等品等级，确保产品性能符合行业要求。该标准通过统一的质量指标和检验规则，保障了碾米机的可靠性和市场公平竞争。
AI Summary AI generated
This standard specifies product quality grading indicators, test methods, and inspection rules for air-blast rice mills (including single-duct and dual-duct types). It classifies product quality into three grades: qualified, first-class, and premium, with detailed performance indicators such as brown rice yield, broken rice increase rate, noise, and power consumption. Test methods reference JB/T 6286, and inspection rules adopt the sampling plan of GB/T 2828. The standard applies to quality assessment of air-blast rice mills, aiming to unify industry quality requirements.
本标准规定了喷风式碾米机（包括单风道和双风道）的产品质量分等指标、试验方法和检验规则。标准将产品质量分为合格品、一等品和优等品三个等级，并详细列出了性能指标如糙出白率、增碎率、噪声、电耗等。试验方法引用JB/T 6286，检验规则采用GB/T 2828的抽样方案。该标准适用于喷风碾米机的质量评定，旨在统一行业质量要求。
Key Sentences extracted from text
本标准规定了喷风式(单风道、双风道)碾米机产品质量分等指标、试验方法和检验规则。
碾米机产品质量按其技术水平和质量水平分为合格品、一等品和优等品。
碾米机在加工糙米质量符合ZB B22 003 规定的二等糙米或GB 1350 中规定的三等稻谷时，技术性能应符合表1(单风道)和表2(双风道)的规定。
试验方法按JB/T 6286—1999 第4 章的规定进行。
采用逐项考核，以不合格分类表中各类达到的最低等级定为产品等级。
This standard specifies the product quality grading indicators, test methods, and inspection rules for air-blast (single-duct and dual-duct) rice mills.
The product quality of rice mills is divided into qualified product, first-class product, and premium product according to their technical level and quality level.
When processing brown rice meeting the second-grade brown rice specified in ZB B22 003 or the third-grade paddy specified in GB 1350, the technical performance of the rice mill shall comply with the provisions of Table 1 (single-duct) and Table 2 (dual-duct).
The test methods shall be carried out in accordance with Chapter 4 of JB/T 6286-1999.
Adopt item-by-item assessment, and the product grade shall be determined by the lowest grade achieved in each category of the nonconformity classification table.
Standard Timeline
Changes from replaced version:
- 标准名称由'喷风式铁辊碾米机 产品质量分等'改为'喷风式碾米机 产品质量分等'
- 标准结构由原来三个独立的标准合并成一个标准
- 标准内容增加了双风道喷风式碾米机的指标
- Standard name changed from 'Air-blast Iron-roller Rice Mill - Product Quality Grading' to 'Air-blast Rice Mill - Product Quality Grading'
- Standard structure merged from three separate standards into one standard
- Standard content added indicators for dual-duct air-blast rice mills