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LD type
1、 LD40 (machinery) Three-roller Cold Roll Mill

Features:
LD40(machinery) three-roller cold roll mill is unique-designed, based on LD1530 three-roller
cold roll mill. It is applicable to tostate rolling, such as carbon steel、alloy steel、stainless steel、
non-ferrous steel、 rare metal etc. The mill features precision finished tuble precision, high surface
rougness etc. Utilizing Deltap, with the function of stable transmission.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ17~Φ48 | mm |
| 2 | Shell WT | ≤2.5 | mm |
| 3 | Shell length | ≤5 | m |
| 4 | Finished tube OD | Φ15~Φ45 | mm |
| 5 | Finished tube WT | ≤2 | mm |
| 6 | Finished tube length | ≤12 | m |
| 7 | Speed of frame | 65~110 | times/min |
| 8 | Travel length of frame | 475 | mm |
| 9 | Feeding | 2~10 | mm |
| 10 | Turning angle | 54° | ° |
| 11 | Form of turning and feeding mechanism | maraging | |
| 12 | Diameter of roll | 90 | mm |
| 13 | Length of connecting rod | 1500 | mm |
| 14 | Pitch | 234 | mm |
| 15 | Power of main motor | 37 | Kw |
| 16 | Dimension(length×width×height) | 22×3×1.3 | m |
2、LD40 (hydraulic pressure)Three-roller Cold Roll Mill

Features:
LD-40(hydraulic pressure) three-roller cold roll mill is unigue-designed, based on LD-30.
It is applicable tostate rolling, such as carbon steel、alloy steel、stainless steel、
non-ferrous metal、rare metal and so on, with the characteristics of good turnoff precision,
high surface rougness etc. It adopts hydraulic pressure, having the function of high amortize.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ17~Φ48 | mm |
| 2 | Shell WT | ≤2.5 | mm |
| 3 | Shell length | ≤5 | m |
| 4 | Finished tube OD | Φ15~Φ45 | mm |
| 5 | Finished tube WT | ≤2 | mm |
| 6 | Finished tube length | ≤12 | m |
| 7 | Speed of frame | 65~110 | times/min |
| 8 | Travel length of frame | 475 | mm |
| 9 | Feeding | 3~8 | mm |
| 10 | Turning angle | 54° | ° |
| 11 | Form of turning and feeding mechanism | hydraulic | |
| 12 | Diameter of roll | 90 | mm |
| 13 | Length of connecting rod | 1500 | mm |
| 14 | Pitch | 234 | mm |
| 15 | Power of main motor | 37 | Kw |
| 16 | Dimension(length×width×height) | 22×3×1.3 | m |
3、LD60 (hydraulic pressure) Three-roller Cold Roll Mill

Features:
LD-60 (hydraulic pressure) three-tube cold roll mill is applicable tostate rolling, such as carbon steel、
alloy steel、stainless steel、non-ferrous metal、rare metal and so on, with the characteristics of
good turnoff precision, high surface rougness etc. It adopts hydraulic pressure, having the
function of high amortize.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ32~Φ69 | mm |
| 2 | Shell WT | ≤4 | mm |
| 3 | Shell length | ≤5 | m |
| 4 | Finished tube OD | Φ30~Φ65 | mm |
| 5 | Finished tube OD | ≤3.5 | mm |
| 6 | Finished tube length | ≤12 | m |
| 7 | Speed of frame | 40~80 | times/min |
| 8 | Travel length of frame | 603.1 | mm |
| 9 | Feeding | 3~8 | mm |
| 10 | Turning angle | 48° | ° |
| 11 | Form of turning and feeding mechanism | hydraulic | |
| 12 | Diameter of roll | 118 | mm |
| 13 | Length of connecting rod | 2000 | mm |
| 14 | Pitch | 200 | mm |
| 15 | Power of main motor | 55 | Kw |
| 16 | Dimension(length×width×height) | 28×3.5×1.5 | m |
4、LD90 Five-roller Cold Roll Mill

Features:
LD90 five-roll cold-rolling pipe mill is applicable for producing precies thin-wall pipes from carbon steel, alloy steel、
stainless steel、non-ferrous metal、 rare metal and precise alloy. It is featured with precise finished pipes and
good surface roughness.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ65~Φ114 | mm |
| 2 | Shell WT | ≤10 | mm |
| 3 | Shell length | ≤6 | m |
| 4 | Finished tube OD | Φ60~Φ108 | mm |
| 5 | Finished tube WT | ≤8 | mm |
| 6 | Finished tube length | ≤15 | m |
| 7 | Speed of frame | 40~80 | times/min |
| 8 | Travel length of frame | 752.46 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 35° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 249/268/286 | mm |
| 13 | Length of connecting rod | 3200 | mm |
| 14 | Pitch | 240 | mm |
| 15 | Power of main motor | 90 | Kw |
| 16 | Dimension(length×width×height) | 40×4.6×2.5 | m |
5、LD120 Five-roller Cold Roll Mill

Features:
LD120 five-roll cold-rolling pipe mill is applicable for producing precies thin-wall pipes from carbon steel, alloy steel、
stainless steel、non-ferrous metal、 rare metal and precise alloy. It is featured with precise finished pipes
and good surface roughness.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ64~Φ140 | mm |
| 2 | Shell WT | ≤7 | mm |
| 3 | Shell length | ≤6 | m |
| 4 | Finished tube OD | Φ60~Φ133 | mm |
| 5 | Finished tube WT | ≤6.5 | mm |
| 6 | Finished tube length | ≤15 | m |
| 7 | Speed of frame | 40~70 | times/min |
| 8 | Travel length of frame | 903.5 | mm |
| 9 | Feeding | 2~10 | mm |
| 10 | Turning angle | 41°50′ | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 270/286/304 | mm |
| 13 | Length of connecting rod | 3200 | mm |
| 14 | Pitch | 280 | mm |
| 15 | Power of main motor | 160 | Kw |
| 16 | Dimension(length×width×height) | 44×6×2.5 | m |
6、LD180 Five-roller Cold Roll Mill

Features:
LD180 five-roll cold-rolling pipe mill is applicable for producing precies thin-wall pipes from carbon steel, alloy steel、
stainless steel、non-ferrous metal、 rare metal and precise alloy. It is featured with precise finished pipes and
good surface roughness.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ10~Φ190 | mm |
| 2 | Shell WT | ≤10 | mm |
| 3 | Shell length | ≤8 | m |
| 4 | Finished tube OD | Φ90~Φ180 | mm |
| 5 | Finished tube WT | ≤9 | mm |
| 6 | Finished tube length | ≤15 | m |
| 7 | Speed of frame | 40~70 | times/min |
| 8 | Travel length of frame | 1206 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 42° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 411/455 | mm |
| 13 | Length of connecting rod | 3600 | mm |
| 14 | Pitch | 350 | mm |
| 15 | Power of main motor | 250 | Kw |
| 16 | Dimension(length×width×height) | 48×6.4×3 | m |
LD Series Cold Roll Mill Technical Parameters
| No | Name | Type and specification of rolling mill | ||||||
| Model | LD20 | LD40 | LD40 | LD60 | LD90 | LD120 | LD180 | |
| 1 | Shell OD mm | 10-22 | 17-48 | 17-48 | 32-69 | 35-114 | 64-140 | 100-190 |
| 2 | Shell WT mm | <2 | 2.5 | 2.5 | 4 | 10 | 7 | 10 |
| 3 | Shell length m | 4 | 5 | 5 | 5 | 6 | 6.5 | 8 |
| 4 | Finished tube OD mm | 8-20 | 15-45 | 15-45 | 30-65 | 30-108 | 60-133 | 90-180 |
| 5 | Finished tube WT mm | 0.1-1.5 | 0.1-2 | 0.1-2 | 0.2-3.5 | ≤8 | 0.25-6.5 | ≤8 |
| 6 | Finished tube length m | 8 | 15 | 15 | 15 | 15 | 15 | 15 |
| 7 |
Speed of frame times/min |
60-120 | 65-110 | 65-110 | 40-80 | 40-80 | 40-70 | 40-70 |
| 8 | Travel length of frame | 415 | 475 | 475 | 603.1 | 752.46 | 903.5 | 1206 |
| 9 | Feeding mm | 1.65-7.1 | 3-8 | 2-10 | 2.5-8 | 2.4-10.3 | 2-10 | 2.4-10.3 |
| 10 | Turning angle ° | 52° | 54° | 54° | 48° | 35° | 41°50′ | 42° |
| 11 | Form of turning and feeding mechanism | maraging | hydraulic | maraging | hydraulic | cam | cam | cam |
| 12 | Diameter of roll mm | 54,70 | 90 | 90 | 118 | 249,268,286 | 270,286,304 | 411,455 |
| 13 | Length of connecting rod mm | 1300 | 1500 | 1500 | 2000 | 3000 | 3200 | 3600 |
| 14 | Pitch | 275 | 234 | 234 | 200 | 240 | 280 | 350 |
| 15 | Power of main motor Kw | 22 | 37 | 37 | 55 | 90 | 160 | 250 |
| 16 | Dimension(length×width×height)m | 19×2×1 | 22×3×1.3 | 22×3×1.3 | 28×3.5×1.5 | 40×4.6×2.5 | 44×6×2.5 | 48×6.4×3 |
LG type
1、LG30 Ⅱ Two-roller Cold Roll Mill

Features:
LG30 Ⅱ two-roller cold roll mill is unique-designed, which can be used for producing kinds of tube and pipe such as carbon steel,
alloy steel, alloy steel stainless steel, non-ferrous steel, rare metal etc. The mill features big OD and WT reduction, long
working distance, which made the mill more efficiency. The products are widely used in the fields of metallurqy automobile
bear making petroleam machinery etc.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ22~Φ65 | mm |
| 2 | Shell WT | 1.35~6 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ15~Φ32 | mm |
| 5 | Finished tube WT | 0.4~5 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 60~100 | times/min |
| 8 | Travel length of frame | 605 | mm |
| 9 | Feeding | 2~8.3 | mm |
| 10 | Turning angle | 66.7° | ° |
| 11 | Form of turning and feeding mechanism | maraging | |
| 12 | Diameter of roll | 250 | mm |
| 13 | Length of connecting rod | 1650 | mm |
| 14 | Pitch | 220 | mm |
| 15 | Power of main motor | 55 | Kw |
| 16 | Dimension(length×width×height) | 30×3.5×1.8 | m |
2、LG45 Two-roller Cold Roll Mill

Features:
LG45 two-roll cold-rolling pipe mill is the mechanically turning and feeding cold-rolling pipe mill with annular ring developed by us.
It is applicable for producing cold rolled pipes from carbon steel, alloy steel, stainless steel, non-ferrous metal, rare metal and
precise alloy. Adopting two rolls with annular ring, this machine has characteristics such as large diameter reduction, large wall
reduction and long travel. The products are extensively applied in metallurgy, auto, bearing making and petroleum machinery fields.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ30~Φ75 | mm |
| 2 | Shell WT | 1.35~6 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ20~Φ50 | mm |
| 5 | Finished tube WT | 0.4~5 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 60~90 | times/min |
| 8 | Travel length of frame | 703 | mm |
| 9 | Feeding | 2~8.3 | mm |
| 10 | Turning angle | 66.7° | ° |
| 11 | Form of turning and feeding mechanism | maraging | |
| 12 | Diameter of roll | 300 | mm |
| 13 | Length of connecting rod | 2000 | mm |
| 14 | Pitch | 220 | mm |
| 15 | Power of main motor | 75 | Kw |
| 16 | Dimension(length×width×height) | 30×3.5×1.8 | m |
3、LG60 Two-roller Cold Roll Mill

Features:
LG60 two-roller cold roll mill is unique-designed, which can be used for producing kinds of tube and pipe such as carbon steel,
alloy steel, alloy steel stainless steel, non-ferrous steel, rare metal etc. The mill features big OD and WT reduction, long
working distance, which made the mill more efficiency. The products are widely used in the fields of metallurqy automobile
bear making petroleam machinery etc.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ42~Φ83 | mm |
| 2 | Shell WT | 2~7 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ30~Φ60 | mm |
| 5 | Finished tube WT | 1~6 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 60~80 | times/min |
| 8 | Travel length of frame | 723.23 | mm |
| 9 | Feeding | 2~8.3 | mm |
| 10 | Turning angle | 41° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 350 | mm |
| 13 | Length of connecting rod | 2200 | mm |
| 14 | Pitch | 220 | mm |
| 15 | Power of main motor | 132 | Kw |
| 16 | Dimension(length×width×height) | 34×5.4×2.6 | m |
4、LG75H Two-roller Cold Roll Mill

Features:
LG75H two-roller cold roll mill is unique-designed, which can be used for producing kinds of tube and pipe such as carbon steel,
alloy steel, alloy steel stainless steel, non-ferrous steel, rare metal etc. The mill features big OD and WT reduction, long
working distance, which made the mill more efficiency. The products are widely used in the fields of metallurqy automobile
bear making petroleam machinery etc.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ42~Φ100 | mm |
| 2 | Shell WT | 2~7 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ30~Φ75 | mm |
| 5 | Finished tube WT | 1~6 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 60~80 | times/min |
| 8 | Travel length of frame | 903 | mm |
| 9 | Feeding | 2.7~10.3 | mm |
| 10 | Turning angle | 41° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 375 | mm |
| 13 | Length of connecting rod | 2700 | mm |
| 14 | Pitch | 220 | mm |
| 15 | Power of main motor | 132 | Kw |
| 16 | Dimension(length×width×height) | 35×5.4×2.6 | m |
5、LG80H Two-roller Cold Roll Mill

Features:
LG80H two-roller cold roll mill is unique-designed, which can be used for producing kinds of tube and pipe such as carbon steel,
alloy steel, alloy steel stainless steel, non-ferrous steel, rare metal etc. The mill features big OD and WT reduction, long
working distance, which made the mill more efficiency. The products are widely used in the fields of metallurqy、automobile
、bear making、petroleam machinery etc.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ50~Φ115 | mm |
| 2 | Shell WT | 2~10 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ40~Φ80 | mm |
| 5 | Finished tube WT | 1~8 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 50~70 | times/min |
| 8 | Travel length of frame | 903.3 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 42° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 400 | mm |
| 13 | Length of connecting rod | 2800 | mm |
| 14 | Pitch | 280 | mm |
| 15 | Power of main motor | 160 | Kw |
| 16 | Dimension(length×width×height) | 42×6×2.6 | m |
6、LG100H Two-roller Cold Roll Mill

Features:
LG100H two-roll cold-rolling pipe mill is the mechanically turning and feeding cold-rolling pipe mill with annular ring developed by us.
It is applicable for producing cold rolled pipes from carbon steel, alloy steel, stainless steel, non-ferrous metal, rare metal and
precise alloy. Adopting two rolls with annular ring, this machine has characteristics such as large diameter reduction, large
wall reduction and long travel. Meanwhile,adopting mechanical turning and feeding,it works reliably and steadily.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ50~Φ127 | mm |
| 2 | Shell WT | 2~10 | mm |
| 3 | Shell length | 6 | m |
| 4 | Finished tube OD | Φ40~Φ100 | mm |
| 5 | Finished tube WT | 1~8 | mm |
| 6 | Finished tube length | 15 | m |
| 7 | Speed of frame | 50~70 | times/min |
| 8 | Travel length of frame | 1003 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 42° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 450 | mm |
| 13 | Length of connecting rod | 3200 | mm |
| 14 | Pitch | 280 | mm |
| 15 | Power of main motor | 160 | Kw |
| 16 | Dimension(length×width×height) | 42×6×2.6 | m |
7、LG120H Two-roller Cold Roll Mill

Features:
LG120H two-roll cold-rolling pipe mill is the mechanically turning and feeding cold-rolling pipe mill with annular ring developed by us.
It is applicable for producing cold rolled pipes from carbon steel, alloy steel, stainless steel, non-ferrous metal, rare metal and
precise alloy. Adopting two rolls with annular ring, this machine has characteristics such as large diameter reduction, large wall
reduction and long travel. Meanwhile,adopting mechanical turning and feeding,it works reliably and steadily.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ76~Φ140 | mm |
| 2 | Shell WT | 2.5~18 | mm |
| 3 | Shell length | 8 | m |
| 4 | Finished tube OD | Φ60~Φ120 | mm |
| 5 | Finished tube WT | 2~15 | mm |
| 6 | Finished tube length | 25 | m |
| 7 | Speed of frame | 40~60 | times/min |
| 8 | Travel length of frame | 1003 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 42° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 490 | mm |
| 13 | Length of connecting rod | 3350 | mm |
| 14 | Pitch | 280 | mm |
| 15 | Power of main motor | 250 | Kw |
| 16 | Dimension(length×width×height) | 48×6×3 | m |
8、LG180H Two-roller Cold Roll Mill

Features:
LG180H two-roll cold-rolling pipe mill is the mechanically turning and feeding cold-rolling pipe mill with annular ring developed by us.
It is applicable for producing cold rolled pipes from carbon steel, alloy steel, stainless steel, non-ferrous metal, rare metal and
precise alloy. Adopting two rolls with annular ring, this machine has characteristics such as large diameter reduction, large
wall reduction and long travel. Meanwhile,adopting mechanical turning and feeding,it works reliably and steadily.
Technical Parameters
| No. | Name | Number | Unit |
| 1 | Shell OD | Φ102~Φ205 | mm |
| 2 | Shell WT | 6~18 | mm |
| 3 | Shell length | 8 | m |
| 4 | Finished tube OD | Φ80~Φ180 | mm |
| 5 | Finished tube WT | 2~15 | mm |
| 6 | Finished tube length | 25 | m |
| 7 | Speed of frame | 20~50 | times/min |
| 8 | Travel length of frame | 1205 | mm |
| 9 | Feeding | 2.4~10.3 | mm |
| 10 | Turning angle | 42° | ° |
| 11 | Form of turning and feeding mechanism | cam | |
| 12 | Diameter of roll | 640 | mm |
| 13 | Length of connecting rod | 3600 | mm |
| 14 | Pitch | 360 | mm |
| 15 | Power of main motor | 400 | Kw |
| 16 | Dimension(length×width×height) | 50×7.5×3.2 | m |
LG Series Cold Roll Mill Technical Parameters
| No | Name | Type and specification of rolling mill | ||||||||
| Model | LG30Ⅱ | LG45 | LG60 | LG75H | LG80H | LG100H | LG120H | LG180H | LG250H | |
| 1 |
Shell OD mm |
22-51 | 30-65 | 42-83 | 42-102 | 50-115 | 50-127 | 76-140 | 102-205 | 160-280 |
| 2 |
Shell WT mm |
6 | 6 | 7 | 7 | 10 | 10 | 2.5-18 | 6-18 | 10-35 |
| 3 |
Shell length m |
6.5 | 6.5 | 6 | 6 | 6.5 | 6.5 | 8 | 8 | 8 |
| 4 |
Finished tube OD mm |
15-32 | 20-45 | 30-60 | 30-75 | 40-80 | 40-100 | 60-120 | 80-180 | 150-250 |
| 5 |
Finished tube WT mm |
0.4-5 | 0.4-5 | 1-6 | 1-6 | 1-8 | 1-8 | 2-15 | 2-15 | 4-28 |
| 6 |
Finished tube length m |
15 | 15 | 15 | 15 | 15 | 15 | 20 | 20 | 25 |
| 7 |
Speed of frame times/min |
60-100 | 60-90 | 60-80 | 60-80 | 50-70 | 50-70 | 40-60 | 20-50 | 20-50 |
| 8 |
Travel length of frame mm |
605 | 703 | 723.23 | 903 | 903.6 | 1003 | 1103 | 1205 | 1405 |
| 9 | Feeding mm | 2-10 | 2-10.3 | 2.7-10.3 | 2.7-10.3 | 2.4-10.3 | 2.4-10.3 | 2.4-10.3 | 2.4-10.3 | 3-15 |
| 10 | Turning angle ° | 57° | 66.7° | 41° | 41° | 42° | 42° | 42° | 42° | 57° |
| 11 |
Form of turning and feeding mechanism |
maraging | maraging | cam | cam | cam | cam | cam | cam | cam |
| 12 |
Diameter of roll mm |
250 | 300 | 350 | 375 | 400 | 450 | 490 | 640 | 790 |
| 13 |
Length of connecting rod mm |
1650 | 2000 | 2200 | 2700 | 2800 | 3200 | 3350 | 3600 | 4650 |
| 14 | Pitch mm | 220 | 220 | 220 | 220 | 280 | 280 | 280 | 360 | 450 |
| 15 | Roll turning angle | 299,310 |
305,296, 288 |
269,260 | 308,320 |
308,295, 80 |
316,304, 293 |
304,292.6, 282 |
261.5,254, 247 |
282,275, 267 |
| 16 |
Power of main motor Kw |
55 | 75 | 132 | 132 | 160 | 160 | 250 | 400 | 670 |
| 17 |
Dimension (length×width ×height)m |
30×3.5×1.8 | 30×3.5×1.8 | 34×5.4×2.6 | 35×5.4×2.6 | 42×6×2.6 | 42×6×2.6 | 48×6×3 | 50×7.5×3.2 | 58×9×4 |