bar rdrod mill - rmoc.tksranchi.inrmoc.tksranchi.in/rmoc52/presentations/sail-bsp-brm.pdf ·...
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![Page 1: Bar RdRod Mill - rmoc.tksranchi.inrmoc.tksranchi.in/rmoc52/Presentations/SAIL-BSP-BRM.pdf · Introduction Main Production UnitUnit of 7MT Mod‐Ex programprogram ofof BSP Mill will](https://reader033.vdocuments.us/reader033/viewer/2022042123/5e9e40f768f7e3294825ed40/html5/thumbnails/1.jpg)
B & R d MillBar & Rod Mill
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Introduction Main Production Unit of 7MT Mod‐Ex program of Main Production Unit of 7MT Mod Ex program of BSP
Mill will have the combination of 1 wire rod line 1 Central bar line 2 lateral bar lines
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Major Packages of BRMj g
Bar & Rod Mill Rolling and Finishing Facilities supplied by
M/s Danieli (Technology Provider).M/s Danieli (Technology Provider).
Re‐Heating Furnace supplied by M/s Fives Stein with their
latest ‘Digital Control System’.
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Product RangeSl. No. Product Size Range Annual Production
(T )
Product Range
(mm) (Tons)
A WIRE ROD LINE1 Q lit B I C il 5 5 22 160 0001. Quality Bars In Coils 5.5 – 22 160,000
2. TMT Rebar in Coils 6 – 12 40,000,
Sub Total (A) 2,00,000AB. BAR LINE
3. TMT Rebar in Straight Length
8 – 40 625,000Length
4. Quality Bars in Straight Length
16 – 60 75,000
Sub Total (B) 7,00,000
Total Capacity (A+B) 900,000 / 0.9MT
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P d tMiProductMix
Quality bars
As per DIN 1013
Carbon Steel, Spring Steel, Electrode Quality, Ball
Bearing Free Cutting Quality Cold Heading Low Alloy Bearing, Free Cutting Quality, Cold Heading, Low Alloy
Steel, Forging Quality
b S TMT Rebar as per IS 1786
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Yield (in %)
Scale loss in furnace
Loss in rolling cropping Cobble Total Yield
Bar & rod in
Side lines0.6 0.5 0.9 1.0 3.0 97.0
Side lines
Bar inBar in
Central line 0.6 0.5 1.4 1.5 4.0 96.0
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Product Tolerance
Plain rounds Plain rounds
Tolerance : ± 0.10 mmTolerance : ± 0.10 mm
Ovality : 0.12 mm
Weight variations : 0 to – 4 % of theoretical weight
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Mill Delivery Speed (Max.)y p
Wire rod line Wire rod line
Plain rounds (for 5.5mm) - 110 m/s ( )
Rebars (for 6mm) - 85 m/s
B li Bar line
Plain rounds (for 16mm in Central Line) - 18 m/sPlain rounds (for 16mm in Central Line) 18 m/s
Rebars (for 8mm in Lateral Line) - 40 m/s
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Mill Configurationg
8‐PASS LAYING COOLING
COIL HANDLING& DISCHARGE
8‐PASSFFB TMB LAYING
HEADCOOLINGCONVEYOR
6‐PASSFFB
WATERBOXES
REHEATINGFURNACE
18 Nos.STANDS
FFB
COLDSHEAR
BUNDLING& BINDING
BOXES
COOLINGBED
BAR OUTLETS
BUNDLEDISCHARGE6‐PASS
FFBWATERBOXES
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Pi i l Vi f Wi R d Li & B LiPictorial View of Wire Rod Line & Bar Lines
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Re‐Heating Furnace Walking Beam Furnace : 1
Furnace length : 26 Meter
C it 200 T / h Capacity : 200 Tons / hr
Charging & Discharging : on sides Charging & Discharging : on sides
Charging temp : 20 °C – 800 °Cg g p
Discharging temp : Min 1150 °C; Max 1250 °C
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Ad t f W lki B Advantages of Walking Beam FurnaceFurnace
U if h i Uniform heating
Optimized heatingOptimized heating
Energy efficient
No Sticking of Billets
No double discharge
Furnace will be in sync with the Mill Furnace will be in sync. with the Mill
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Shut‐off valves at individual burner
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Salient Features of BRM Special Roller Table from Continuous Casting SMS-3 for Hot
Salient Features of BRM Special Roller Table from Continuous Casting SMS 3 for Hot Charging
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Salient Features of BRM Pawl Transfer for cold billet charging
Salient Features of BRM g g
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Salient Features of BRM Weighing facility of Billet at Furnace Entry Side
Salient Features of BRM Weighing facility of Billet at Furnace Entry Side
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Salient Features of BRM Furnace Exit Roller Table with Hoods & Billet Ejector
Salient Features of BRM Furnace Exit Roller Table with Hoods & Billet Ejector
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Salient Features of BRM 18 No.s of Housing-less Main Stands in Horizontal and
Salient Features of BRM 8 No.s o ous g ess S ds o o d
Vertical Positions alternately
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Salient Features of BRM Salient Features of BRM
Stand # 16 Convertible (Vertical/Horizontal)(Vertical/Horizontal)
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Salient Features of BRM Vertical Looper from Stand no. 9 onwards after every
t d
Salient Features of BRM
stand
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Salient Features of BRM Salient Features of BRM
Metal Splitting for Lateral Lines
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Salient Features of BRM Hi‐Gauge to detect size of running metal
Salient Features of BRM
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Salient Features of BRM Strapping & Metal Tag Printing Machine at Bundling A
Salient Features of BRM
Area
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Salient Features of BRM On site roll turning shop using CNC lathe machines
Salient Features of BRM
Robot for Roll Cartridge assembly
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Level‐2 AutomationLevel‐2 Automation
Supervisory and Optimisation support
Pass Schedule and Data handling
R ll Sh M Roll Shop Management
Production Monitoring Production Monitoring
External Visualisation
Production & Mill Status
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Interfaces SMS -3 system
Re‐Heating Furnace system
Billet Yard Management system
Water Treatment Plant (WTP) system Water Treatment Plant (WTP) system
Storage yard Management SystemStorage yard Management System
ERP Systemy
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Conclusion This mill has
Digital Walking Beam Furnace
Higher level of Automation
O it ll t i h ith CNC l th hi On site roll turning shop with CNC lathe machine
Robot for roll cartridge assemblyRobot for roll cartridge assembly
Automated strapping & bundling machines
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ThankThankYYou