中华人民共和国住房和城乡建设部公告

前言

1　总则

2　术语

3　一般规定

4　原料与燃料

• 4.1　原料

• 4.2　燃料

5　原、燃料贮运与铝土矿破碎

• 5.1　原、燃料卸车设施

• 5.2　原、燃料堆场

• 5.3　铝土矿破碎

• 5.4　液碱贮运

• 5.5　碱粉贮仓

6　石灰烧制与石灰乳制备

• 6.1　石灰烧制

• 6.2　石灰乳制备

7　铝土矿选矿

• 7.1　磨矿分级

• 7.2　浮选

• 7.3　药剂贮存、制备与添加

• 7.4　脱水

• 7.5　检修设施

• 7.6　自动控制、检测与计量

8　料浆制备

• 8.1　料浆磨制

• 8.2　选矿拜耳法原矿浆制备

• 8.3　烧结法生料浆调配

9　压煮溶出

• 9.1　原矿浆预脱硅

• 9.2　压煮溶出饲料泵

• 9.3　压煮溶出

10　熟料烧成与熟料破碎

• 10.1　煤粉制备

• 10.2　熟料烧成

• 10.3　熟料破碎

11　熟料溶出

12　赤泥分离洗涤与控制过滤

• 12.1　赤泥分离与洗涤

• 12.2　控制过滤

13　烧结法粗液脱硅

• 13.1　粗液脱硅

• 13.2　硅渣分离

14　铝酸钠溶液分解

• 14.1　种子分解

• 14.2　碳酸化分解

15　氢氧化铝分离洗涤与贮存

• 15.1　氢氧化铝分离与洗涤

• 15.2　氢氧化铝贮仓

16　母液蒸发及苛化与碱液调配

• 16.1　母液蒸发

• 16.2　结晶碱分离

• 16.3　结晶碱苛化

• 16.4　碱液调配

17　氢氧化铝焙烧及产品包装与堆存

• 17.1　氢氧化铝焙烧

• 17.2　氧化铝贮存

• 17.3　产品包装与堆存

本规范用词说明

引用标准名录

1 General provisions

2 Terms

3 General requirement

4 Raw materials and fuel

• 4.1 Raw materials

• 4.2 Fuel

5 Storage and handling of rawmaterials and fuel，bauxite crushing

• 5.1 Unloading facilities of rawmaterials and fuel

• 5.2 Material stockyard

• 5.3 Bauxite crushing

• 5.4 Storage and delivery of caustic soda

• 5.5 Storage silo of soda

6 Lime burning and lime milk slaking

• 6.1 Lime burning

• 6.2 Lime milk slaking

7 Bauxite dressing

• 7.1 Grinding and classification

• 7.2 Floatation

• 7.3 Storage，preparation and addition of agent

• 7.4 Dewatering

• 7.5 Maintenance facilities

• 7.6 Automatic control，measuring and weighing

8 Slurry Preparation

• 8.1 Bauxite grinding

• 8.2 Bauxite slurry preparation of dressing-bayer process

• 8.3 Raw mix slurry adjustment of sintering process

9 Autoclave digestion

• 9.1 Pre-desilication of bauxite

• 9.2 Feeding pump to autoclave digester

• 9.3 Autoclave digestion

10 Sintering and sinter crushing

• 10.1 Preparation of coal powder

• 10.2 Sintering

• 10.3 Sinter crushing

11 Sinter leaching

12 Red mud settling，washing and control fil tration

• 12.1 Red mud settling and washing

• 12.2 Control fil tration

13 Desilication in sintering process

• 13.1 Desilication

• 13.2 Separation of desilication product

14 Decomposition of sodium aluminate solution

• 14.1 Seed precipitation

• 14.2 Carbonization

15 Hydrate separation，washing and storage

• 15.1 Hydrate separation and washing

• 15.2 Hydrate storage

16 Spent liquor evaporation，causticization and recycled spent liquor proportioning

• 16.1 Spent liquor evaporation

• 16.2 Separation of soda crystal

• 16.3 Causticization of soda crystal

• 16.4 Liquor proportioning

17 Hydrate calcination，product packing and stacking

• 17.1 Hydrate calcination

• 17.2 Alumina storage

• 17.3 Product packing and stacking

Explanation of wording in this code

List of quoted standards