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http://www.ptwss.com/
http://www.ptwss.com/
054) 231-0019
CONTENTS
1. COMPANY INFORMATION 2. BUSINESS 3. TECHNOLOGY 4. FACTORY 5. REFERENCE (SUPPLY LIST)
1. Company Information
Most Efficient & Economic Steel Solution
High Technology for Rolling Mill, SPM, Leveler, Recoiling Line & Heating F’ce
Service Area
Technical report and Investment cost for feasibility study for investment
Basic Engineering, Basic Design, Detail Design for manufacturing and each Manual for
Operation, Maintenance and Commissioning
Functional Description for Operation
Guarantees manufacturing quality and on-time delivery using manufacturing management system
S/V service for installation and commissioning using expert engineers having over 10Y’s experience
Engineering
Manufacturing
Supervising
1. Company Information
CEO
Machinery Basic Design
Electrical Basic Design
S/V for Installation & Test
Technical Sales(Colligation)
Project Management
Director
Organization
Machinery Detail Design
Electrical Detail Design
Construction Design for
Civil, Machinery and Electric
Machinery Manufacturing
Machinery Assembling
Management
Support Director
Q.A.
1. Company Information
CERTIFICATES
Holding Certificates
Professional Engineer Industry measurement control
Electrical Engineer
Engineer Electric Work
Engineer Machinery Design
Korea Construction Engineer (Special for Machinery)
Korea Construction Engineer (Special for Electric)
2. Business
Hot Rolling
Cold Rolling
Coating Line
STS/ Special
[Aux Equipment]
• Reduction Mill
• Skin Pass Mill
• Leveler
• Scale Breaker
• Process Entry/Eixt
• Recoiling Line
• Reheating Furnace
[Reduction Mill]
3. Technology
Reversing Mill
General Layout of RCM
3. Technology
Reversing Mill
Item
Development Items
Analyze CRM Process Design Tech. Control Tech.
Contents
○ RCM Theory
- Rolling Load & Power
- Program development
of Process analyze
○ Engineering
- Main specification
- Production capacity
- Drawing
○ Analyze of control
technology
- Drive control
- Program development
of equipment control
○ Pass Schedule
- Theoretical pass schedule
- Program development
of Pass schedule
○ Equipment design
- W/R & BUR
- Chock & Bearing
- Housing
- Roll position system
- Drive system
- Coolant system
○ Design tech. of
control
- Operating method
- Drive system control
- Threading, Speed,
Tension control
Result ▶ Completed the theory
of CRM Process
▶ Pass schedule
▶ Engineering
▶ Design standard
& Formula
▶ 3D Modeling
▶ Completed of
drive control logic
Development Items
3. Technology
Reversing Mill
Process Analysis & Pass Schedule Program
3. Technology
Reversing Mill
3D-Modeling
Previous interference check between equipment & Minimize design error
through 3D-Modeling
3. Technology
Reversing Mill
RCM Control Function (AGC)
3. Technology
Advanced exclusive Roll Force Controller
High precision position and pressure control
Reflect accumulated rich experience and know-how
Skin Pass Mill
High Precision Roll Force System
3. Technology
Fast roll change system for attainment of line’s production schedule
Secure enough space for smooth material flow and maintenance
Skin Pass Mill
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
1 Push up cylinder Master off (Short open position) 0.0 4.0
2 Push up cylinder Quick open 4.0 8.9
3 Lower BUR Drive stop 8.9 14.9
4 Anti-crimping roll Quick open 4.0 19.2
5 Upper BUR Drive stop 19.2 25.2
6 Crown in & balance Down 25.2 29.8
7 WR keeper plate Open 29.8 31.7
8 Push-pull car Forward (low speed) 31.7 35.2
9 Push-pull car Forward (high speed) 35.2 45.8
10 Push-pull car Forward (low speed) 45.8 47.4
11 Push-pull car Hook close 47.4 49.3
12 Push-pull car Backward (low speed) 49.3 52.8
13 Push-pull car Backward (high speed) 52.8 63.4
14 Push-pull car Backward (low speed) 63.4 65.0
15 Push-pull car Hook open 65.0 66.9
16 Side Shifting Car Backward 66.9 72.7
17 Push-pull car Hook close 72.7 74.6 CRITICAL PATH
18 Upper BUR Clamp Cylinder down 65.0 67.3 FREE FLOAT
19 Pass Line Adjust Worm jack drive 67.3 127.3
20 Upper BUR Clamp Cylinder up 127.3 129.6
21 Push-pull car Forward (low speed) 129.6 133.2
22 Push-pull car Forward (high speed) 133.2 143.8
23 Push-pull car Forward (low speed) 143.8 145.3
24 Push-pull car Hook close 145.3 147.2
25 WR keeper plate Close 147.2 149.1
26 Crown in & balance Up 149.1 153.7
27 Push up cylinder Close to Middle open pos. 153.7 164.9
28 Lower BUR Accelerate 164.9 170.9
29 Upper BUR Accelerate 153.7 159.7
30 Anti-crimping roll Up 159.7 171.7
31 Push up cylinder Close to short open pos. 171.7 176.3
32 Push up cylinder Close for rolling start(kiss) 176.3 180.3
1500 50 100No Equipment Activity Description Start Finish
Compact Roll Change System
3. Technology
Optimal operation data through flat rolling theory simulation program and
regression analysis of accumulated operation data
Skin Pass Mill
Width U.T1 T1 U.T2 T2 U.T3 T3 U.T5 T5 U.T6 (T6) kg/mmw .800
~1000
w .1000
~1200
w .1200
~1550
w .1550
~1860Ext.1 Ext.2 A.C.B A.C.S
≤30 ≤ 0.5 1900 1.69 1606 5.04 4788 6.05 5748 7.96 7562 1.33 1264 0.40 371.0 15 15 20 20 47 47 0.50 6.46 6.46 5.79 5.79
≤30 ≤ 0.7 1900 1.62 2155 4.84 6437 5.80 7714 7.78 10347 1.28 1702 0.60 353.5 10 15 20 20 46 46 0.50 6.42 6.42 5.23 5.23
≤30 ≤ 0.9 1900 1.54 2633 4.64 7934 5.56 9508 7.58 12962 1.24 2120 0.60 350.0 10 15 20 20 45 45 0.50 6.38 6.38 4.66 4.66
≤30 ≤ 1.1 1900 1.46 3051 4.37 9133 5.24 10952 7.33 15320 1.17 2445 0.60 318.7 10 15 15 20 44 44 0.50 6.30 6.30 3.73 3.73
≤30 ≤ 1.3 1900 1.37 3384 4.09 10102 4.91 12128 7.08 17488 1.12 2766 0.60 299.1 10 15 15 20 42 42 0.50 6.26 6.26 3.36 3.36
≤30 ≤ 1.5 1900 1.28 3648 3.82 10887 4.58 13053 6.83 19466 1.05 2993 0.60 287.7 10 15 15 20 40 40 0.50 6.22 6.22 2.99 2.99
≤30 ≤ 1.7 1900 1.18 3811 3.55 11467 4.26 13760 6.58 21253 0.99 3198 0.60 278.7 10 15 15 20 38 38 0.50 6.14 6.14 2.44 2.44
≤30 ≤ 1.9 1900 1.12 4043 3.33 12021 3.99 14404 6.37 22996 0.95 3430 0.60 271.2 10 15 15 15 37 37 0.50 6.10 6.10 2.26 2.26
≤30 ≤ 2.1 1900 0.97 3870 2.88 11491 3.45 13766 5.95 23741 0.84 3352 0.60 268.4 10 15 15 15 36 36 0.50 6.06 6.06 2.09 2.09
≤30 >2.1 1900 0.88 3846 2.66 11624 3.18 13897 5.75 25128 0.81 3540 0.60 264.3 10 10 15 15 36 36 0.50 5.98 5.98 1.92 1.92
≤35 ≤ 0.5 1900 1.74 1653 5.20 4940 6.24 5928 8.21 7800 1.37 1302 0.25 431.5 15 20 20 25 47 47 0.50 7.75 7.75 7.64 7.64
≤35 ≤ 0.7 1900 1.67 2221 4.99 6637 5.98 7953 8.02 10667 1.32 1756 0.40 394.3 15 15 20 25 46 46 0.50 7.73 7.73 7.08 7.08
≤35 ≤ 0.9 1900 1.59 2719 4.78 8174 5.73 9798 7.81 13355 1.28 2189 0.40 391.1 15 15 20 25 45 45 0.50 7.70 7.70 6.51 6.51
≤35 ≤ 1.1 1900 1.51 3156 4.50 9405 5.40 11286 7.56 15800 1.21 2529 0.40 354.4 15 15 20 20 44 44 0.50 7.68 7.68 6.05 6.05
≤35 ≤ 1.3 1900 1.41 3483 4.22 10423 5.06 12498 7.30 18031 1.15 2841 0.40 332.9 15 15 20 20 42 42 0.50 7.65 7.65 5.58 5.58
≤35 ≤ 1.5 1900 1.32 3762 3.94 11229 4.72 13452 7.04 20064 1.08 3078 0.40 318.5 15 15 20 20 40 40 0.50 7.60 7.60 4.84 4.84
≤35 ≤ 1.7 1900 1.22 3941 3.66 11822 4.39 14180 6.78 21899 1.02 3295 0.40 307.2 15 15 20 20 38 38 0.50 7.55 7.55 4.29 4.29
≤35 ≤ 1.9 1900 1.15 4152 3.43 12382 4.11 14837 6.57 23718 0.98 3538 0.40 298.2 15 15 15 20 37 37 0.50 7.50 7.50 3.94 3.94
≤35 ≤ 2.1 1900 1.00 3990 2.97 11850 3.56 14204 6.13 24459 0.87 3471 0.40 294.5 15 15 15 20 36 36 0.50 7.48 7.48 3.85 3.85
≤35 >2.1 1900 0.91 3977 2.74 11974 3.28 14334 5.93 25914 0.83 3627 0.40 290.1 10 15 15 20 36 36 0.50 7.45 7.45 3.77 3.77
Skin pass mill
IntermeshA-C.B.
Height
㎜
Line Unit Tension (㎏/㎟)
A-climp
height
㎜
elong
%
Roll forceelong
%
Strip Spec.
Strip sizeYp
kg/㎟ Thick
TLVSPM
Tension leveler
Bender force, %
Offer optimal Operation Data
3. Technology
Leveler
4Hi-3Unit 6Hi-3Unit
6Hi-4Unit Multi-Roller Unit
Supply optimized equipment corresponding to customer’s needs
3. Technology
Leveler
No-Chattering Quality
Stable
Tension
Control
Vibration-Free
Tension
Leveler
Contact Condition between Roll
- Maximum Clearance : 0.04 mm
- Proportion of “Zero" Clearance
: More than 80%
No-Chattering Technology
3. Technology
Leveler
Safety and convenient roll management through simple and fast roll change system
Easy Roll Change & Maintenance
3. Technology
Process Entry/Exit Equipment
Supply compact equipment to meet customer’s needs
Space minimize & Cost down through supplying compact equipment
Supply compact equipment to meet customer’s needs
3. Technology
Recoiling Line
Hot Rolling , Cold Rolling, STS Finishing Line
Supply compact equipment to meet customer’s needs
Space minimize & Cost down through supplying compact equipment
Space minimize & Cost down through compact facilities
Energy Saving through compact design considering improvement of thermal efficiency
Reheating Furnace
3. Technology
Eco-Reheating Furnace
Factory [Gimhae]
4. Factory
주소 : 경남 김해시 진례면 고모로 450-41
제작총괄: 배호만 이사 (010-3558-9691)
Q. C. : 이영환 과장 (010-8592-5622)
Machine (CNC PLANO MILLER)
4. Factory
SPECIFICATIOM
X : 10,500
Y : 4,050
Z : 4,000
CAPACITY : 60 TON
Machine (CNC BORING MACHINE)
4. Factory
SPECIFICATIOM
X : 30,000
Y : 4,500(A Boring)
Y : 6,000 (B Boring)
W : 800
Z : 1,100
TWO COLUMN TYPE
ROTARY TABLE(3000x4000)
CAPACITY : 80 TON
5. Supply List
PROJECT Equipment Specification Delivery Remarks
Leveler DKC Hot Leveler 4Hi-Plate Leveler, Dry Type ‘15.08 Revamping
SPM/TL POSCO G7CGL 4Hi-SPM, 1200Ton, 6Hi-TL, Wet Type ‘16.05
C/Tower POSCO G7CGL Cooling Tower ‘16.05
Leveler POSCO G3CGL 6Hi-4Units, Wet Type ‘15.09
P/R POSCO G2POL P/R Pressure Roll, Hydraulic Type ‘15.12
RCM POSTECH Mill 6Hi-RCM, Plate Mill, 150Ton ‘16.03
RCM POSTECH CRM 6-Hi CRM, Screw Down Type ‘16.03
Revamping
Revamping
Looper POSCO G3H FM 6-Units, Hydraulic Cylinder Type ‘17.10 Revamping
SCB POSCO G3POL 4Hi-3Units, Wet Type ‘16.09 Revamping
Shear Double Cut Shear ‘16.09 Revamping POSCO C&C Terminal
Hydraulic Hydraulic Unit ‘16.09 Revamping POSCO C&C Hydraulic
Leveler ‘16.09 POSCO 1EGL 6Hi-4Units, 1.3Giga Multi-Leveler
Leveler ‘17.05 J)UACJ FCL 6Hi-Roller Leveler for Aluminum
5. Supply List
PROJECT Equipment Specification Delivery Remarks
RM POSTECH H-RM 4-Hi, Screw Down Type ‘16.12
RM,FM,DC P1H Mill Drive Drive Unit, Coolant, Lub’ System ‘17.06 Revamping
RM P2H Mill Drive Drive Unit, Coolant ‘17.06 Revamping
FM G3H Mill Drive Coupling Design (3D Modeling) ‘17.10 Revamping
G3-2CAL Drive #2CAL Drive Unit ‘17.09 Revamping
G3H Drive FM,FSB Drive Unit ‘17.09 Revamping
5. Supply List
5. Supply List
DKC Leveler
5. Supply List
POSCO G7CGL SPM & TL
4H-Wet Type SKIN PASS MILL
6Hi-2Unit TENSION LEVLER
5. Supply List
POSCO G7CGL Cooling Tower
4. Supply List
POSCO G3CGL Tension Leveler
5. Supply List
POSCO G2POL Pressure Roll
5. Supply List
POSTECH 6-Hi Reverse Cold Mill
5. Supply List
POSCO G3H FM Looper
5. Supply List
POSCO G1EGL Tension Leveler
5. Supply List
POSTECH 4-Hi Hot Roughing Mill
5. Supply List
JAPAN) UACJ FCL Roller Leveler
5. Supply List