高炉耐材施工安装指导说明书2英文版.docx

1、高炉耐材施工安装指导说明书2英文版！上接文库中高炉耐材施工安装指导说明书1（英文版）.doc4 Cooling wall and steel brick pointing4.1 Construction position See fig. 4.1-1 schematic diagram for construction of blast furnace cooling wall and steel brick pointing4.2 Construction conditions 1） Cut sealed sheet iron of corresponding size according

2、to the width size of vertical joint and circular joint and length size of steel brick and cooling wall. 2） Fix =2mm sheet iron at the back of cooling wall and install cooling wall simultaneously. 3） Pointing materials are up to standard upon inspection 4） Get pointing instrument ready.4.3 Constructi

3、on procedures Pointing of bosh and cooling wall under bosh shall be conducted before laying brick of each layer and conduct pointing and laying alternatively; pointing for cooling wall above bosh and steel brick of furnace throat is conducted with hanging scaffold inside furnace before press slurry

4、of furnace body.Fig. 4.1-1 schematic dragram for construction of blast furnace cooling wall (stave)and steel brick pointing4.4 Construction key points 1） Pointing construction: Put sealed sheet iron placed at the back of cooling wall (stave) close to cooling wall, screw the sheet iron after being st

5、rained with iron wire and electric welding rod and fix it on the face of cooling wall(stave). See following fig. for the construction process:Fig. 4.4-1 Construction diagram for pointing of BF cooling wall2） In the process of pointing of cooling wall and pounding material of iron brick silicon carbi

6、de, fill vertical joint from bottom to top and inner to outside and then fill circle joint from inner to outside. In the process of pointing, filling must be compact and surface leveling and smooth. 3） Keep materials for pointing clean during use and strictly prohibit sundries from entering.5 Laying

7、 ceramic lining brick of furnace bottom5.1 Construction positionBottom of blast furnace of 6.248m6.848m（see fig.below）fig. 5.1-1 Construction diagram for laying ceramic lining brick of furnace bottom5.2 Construction conditions 1） Complete laying carbon brick at layer SGL 14 of bottom and up to stand

8、ard upon examination. 2） The variety, shop sign and specification of ceramic lining brick for this part have no mistake upon examinatin and come up to standard upon submitting to inspection. 3） Complete testing the operation performance of corundum phosphate slurry and andalusite castable materials.

9、 5.3 Construction procedures 5.4 Construction points 1） Mix of corundum phosphate slurry （GP-85）(see instruction provided by supplier). 2） Before laying, set out cross center line of blast furnace and line of starting direction for laying of 5-ring brick of D0, D2, D4, D6. D8 at the surface of 4th l

10、ayer of carbon brick. Fig. 5.4-1 Schematic diagram for setting starting direction line for laying ceramic lining brick of at bottom of blast furnace 3） Pre-build central brick D0 at central position to make its brick work joint identical to the laying direction line set out and then measure the bric

11、k work joint, radius to see whether they meet requirements before laying. In the process of laying, build one of them and keep the other one as positioning benchmark. Hoist the other one to lay only after complete laying this one. 4） After complete laying of central brick D0, check whether the cente

12、r of brick D0 is at the central point of furnace and draw center line on the surface of central brick as the benchmark to check the radius of outer ring brick to build. Table 5.4-1 Table for the radius of each ring brickBrick NoUpper Opening RadiusBrick NoUpper Opening RadiusD0400D52410D1802D62812D2

13、1204D73214D31606D83616D42008D939265） Build each outer ring brick in turn after completing the laying of central brick of ceramic lining. The method of laying is identical to that of brick D0. Fig. 5.4-2 Schematic diagram for laying procedures of ceramic lining brick at bottom of blast furnace6） Cast

14、 mixed corundum castable materials into hole of hoist and then pound with pontil. Pounding material is in level with the surface of ceramic lining brick. Fig. 5.4-3 Schematic diagram for construction of castable materials of ceramic lining brick at bottom of blast furnace6 Laying of iron hole frame

15、brick6.1 Construction position Fig. 6.1-1 Schematic diagram for construction of laying of iron hole frame brick of blast furnace6.2 Construction conditions Complete laying tuyere assembly brick. 6.3 Construction key points 1） Filling and pounding at the position as shown in the fig. and use D2 pneum

16、atic rammer. Fig 6.3-1 Schematic diagram for construction of filling and pounding of iron hole frame brick of blast furnace2） Clean laying position. Pre-build interior iron hole frame brick first and then check inosculation of iron hole frame and iron hole assembly brick. 3） Build interior, middle a

17、nd exterior iron hole frame brick in turn. 4） After completing laying iron hole frame brick, weld iron hole frame closing plate close to frame brick. 7 Laying protective brick 7.1 Construction position Fig.7.1-1 Construction diagram for laying protective brick of blast furnace7.2 Construction condit

18、ions 1） Complete laying ceramic lining brick at the bottom of furnace, circular carbon brick and tuyere assembly brick at corresponding position inside furnace; 2） Get machining instrument ready; 3） Complete testing the performance of clay fire-resistance slurry and high aluminium pounding material.

19、 7.3 Construction flow7.4 Construction key points 1） Clear away the slurry and sundries on ceramic lining brick first before laying; mark the centerline for laying on the surface of ceramics lining brick. 2） Draw BF centerline on ceramics lining brick and determine laying position of central brick 1

20、. Fig. 7.4-1 Schematic diagram for the position of central protective brick of blast furnace 3） Install directional square wood and lay centerline brick first. After laying 34 rows of bricks inside two areas with directional wood installed outside, remove directional square wood and lay outwards alo

21、ng four areas. See fig. below for laying protective brick of the bottom. Fig. 7.4-2 Schematic diagram for procedure of laying protective brick of bottom of blast furnace 4） Processing brick between the verge of protective brick of bottom and carbon brick of crucible shall be 1/2. Brick required proc

22、essing is cut and processed on site and its expansion joint is pound and impacted with high aluminum pounding material. 5） Lay protective brick of crucible and circular carbon brick of layer BL and tuyere assembly brick alternatively. Lay them close to ring carbon when laying. Fig. 7.4-3 Constructio

23、n diagram for laying protective brick of bottom of blast furnace6） Adjust the position of brick work joint when laying protective brick at iron hole and tuyere to meet the requirements of protective brick at iron hole and air tuyere on brick work joint and size of processing brick. Fig. 7.4-4 Constr

24、uction diagram for laying protective brick at tuyere and iron hole of blast furnace8 Laying tuyere assembly brick8.1 Construction position Fig. 8.1-1 Construction diagram for laying BF tuyere assembly brick8.2 Construction conditions 1） Complete laying all circular carbon brick of crucible and come

25、up to standard upon examination. 2） Tuypere holder (tuyere holder) has been installed and adjusted. 3） Complete submitting all engineering materials for the position to inspection and examination. 4） Complete testing the performance of waterless press slurry, carbon filling, corundum self-flowing ca

26、stable materials and corundum castable materials used in tuyere position. 8.3 Construction flow 8.4 Construction key points 1） Recheck tuyere center and elevation. 2） Height-increasing center pipe, ensure to keep center pipe vertical. No other object is allowed to touch center pipe (it is all right

27、to control the center with vertical line method). 3） After determining the radial centerline for laying at air port, lay lower ring brick 1 first, and then lay brick 2; laying upper ring brick 4,3 after completing laying lower ring brick. Fig. 8.4-1 Schematic diagram for the procedure of laying BF t

28、uyere assembly brick 4） After completing laying lower ring assembly brick, cast corundum castable materials between assembly bricks. Fig. 8.4-2 Construction diagram for corundum castable materials between BF tuyere assembly bricks5） Stuff hose between assembly brick and tuyere holder, then construct

29、 carbon filling （THC-S9）between assembly brick and cooling wall and pound with pneumatic rammer D9. Fig. 8.4-3 Schematic diagram for constructing carbon filling between BF tuyere assembly brick of and cooling wall6） After pounding carbon filling（THC-S9, fill shock absorption slurry （FHCN-SiC）between

30、 assembly brick and tuypere holder. Fig. 8.4-4 Schematic diagram for constructing shock absorption slurry between BF tuyere assembly brick and tuypere holder7） Joint between tuyere assembly brick can be adjusted in case there is difference between installed tuyere and designed tuyere. 8） When laying

31、 upper ring assembly brick, place temporary chock between assembly brick and tuypere holder to be convenient to adjust the brick work joint between upper and lower ring. Fig. 8.4-5 Schematic diagram for adjusting brick work joint between BF tuyere tuyere assembly brick and tuypere holder 9） After co

32、mpleting laying upper ring assembly brick, construct corundum castable materials between upper ring assembly brick. 10） Place 1001505 steel plate close to assembly brick between assembly brick and cooling wall, place glue beween assembly brick and tuypere holder (see the construction of lower ring assembly brick for placing method and position), and construct the c