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Brand name: LMM GROUP
Packing Details : Wooden box with fumigation or Wooden Fram
Delivery Details: 30~60days or Based on the quantity
Shipping: Sea freight、Land freight、Air freight
LMM GROUP have been supplied to world’s top steel manufacturer :
Australia: Liberty steel/Bluescope steel
Iran: Oxin steel
Italy: JSW steel
United Arab Emirates：Emirates Steel
Egypt:Ezz Steel
Russia:MMK，Mechel, NLMK
Luxembourg：RIVA Group，ArcelorMittal
Turkey: Tosyalı Holding，İçdaş，Erdemir Group
Spain: Liberty Steel Group，CELSA Steel Group
India: tata-steel，SAIL, SPL，Erdemir Group etc. We do OEM for Concast and Danieli for a long time
| Manufacture drawing | √ |
| Process schedule with ETD date | √ |
| QC checking of each process | √ |
| Checking report | √ |
| Photos &videos of each process | √ |
| ISO 9001 certificate | √ |
| Warranty Time | √ |
| The third party Checking | √ |
Table of grades and properties of carbide roll rings and related data
|
Grade |
Wc(%) |
Co(%) |
Ni(%) |
Cr(%) |
g/cm³ |
≥HRA |
≥N/mm² |
|
PL08R |
92 |
8 |
14.7±0.15 |
88.0 |
2800 |
||
|
PL10R |
90 |
10 |
14.5±0.15 |
87.5 |
2750 |
||
|
PL12R |
88 |
12 |
14.2±0.15 |
86.0 |
2700 |
||
|
PL15R |
85 |
15 |
14.1±0.15 |
85.0 |
2600 |
||
|
PL18R |
82 |
18 |
13.7±0.15 |
83.5 |
2650 |
||
|
PL20R |
80 |
20 |
13.5±0.15 |
82.5 |
2550 |
||
|
PL25R |
75 |
25 |
13.1±0.15 |
80.5 |
2450 |
||
|
PL30R |
70 |
30 |
12.7±0.15 |
79.0 |
2350 |
||
|
PL06H |
94 |
8 |
|
|
14.8±0.15 |
89.0 |
2850 |
|
PL08H |
92 |
10 |
|
|
14.7±0.15 |
88.5 |
2750 |
|
PL10H |
90 |
15 |
|
|
14.5±0.15 |
88.0 |
2700 |
|
PL15H |
85 |
20 |
|
|
14.1±0.15 |
85.0 |
2650 |
|
PL20H |
80 |
25 |
|
|
13.5±0.15 |
83.0 |
2600 |
|
PL25H |
75 |
30 |
|
|
13.1±0.15 |
81.5 |
2550 |
|
PL30H |
70 |
32 |
|
|
12.7±0.15 |
80.0 |
2450 |
|
PL32H |
68 |
32 |
|
|
12.5±0.15 |
78.5 |
2300 |
|
YGR20 |
90 |
10 |
14.4±0.15 |
87.5 |
2400 |
||
|
YGH25 |
88 |
12 |
14.3±0.15 |
86.5 |
2300 |
||
|
YGH30 |
85 |
15 |
14.2±0.15 |
85.0 |
2700 |
||
|
YGR40 |
82 |
18 |
13.7±0.15 |
83.5 |
2600 |
||
|
YGR45 |
80 |
20 |
13.5±0.15 |
82.5 |
2500 |
||
|
YGR55 |
75 |
25 |
13.1±0.15 |
80.0 |
2400 |
||
|
YGR60 |
70 |
30 |
12.8±0.15 |
78.0 |
2300 |
||
|
YGR40T |
85 |
15 |
14.1±0.15 |
84.5 |
2700 |
||
|
YGR45T |
80 |
20 |
13.5±0.15 |
84 |
2580 |
||
|
Grade |
Recommenden application |
|
PL08R |
Maximum |
|
PL10R |
Higher wear resistance. mode rate impact resistance in the series. Used in the last 1-2 stands of good high speed finishing rolling mils for rolling common and hard steel bars. |
|
PL12R |
High wear resistance and corrosion resistance. Used in the last 1~4 stands of finishing mills |
|
PL15R |
Moderate wear resistance and impact resistance, good for general purposes. Used in the last1-4stands or all stands of finishing miffs. |
|
PL18R |
Good toughness and thermal crack resistance,good for general purposes Used in most stands of the finishing mills and in the rear stands of common mills. |
|
PL20R |
Best for general purposes. Used in the front stands of good rolling mills and in the rear stands of common rolling mills. |
|
PL25R |
Used in the first and second stands of finishing rlling mitis and in the stands of pre-finishing rolling mills For every stand of rolling lines for low speed rolling low precision and unstable operations. |
|
PL30R |
Maximum binder content in YGH series,good toughness and thermai crack resistance, Used in the stands of pre-finishing roiling milis and for roll rings for hot rolling of ribbed steel. |
|
PL06H |
It possesses the highest hardness and the best wear-resistance among all thevarieties of cemented carbide roll rings,thus used for the rolling of common wire and hard wire on the last 1~2 stands of high-speed wire rod finishing mill |
|
PL08H |
It possesses better wear-resistance and moderate impct-resistance with the hardness second to PL06H among all the varieties,thus used at the last two stands of high-speed wire rod finshing mill |
|
PL10H |
It possesses the moderate wear-resistance and impact -resistance ,thus used at the third-fourth stands from bottom of high-speed wire rod finishing mill . |
|
PL15H |
Moderate wear resistance and impact resistance, good for general purposes. Used in the last 1~4 stands or all stands of finishing miffs. |
|
PL20H |
Best for general purposes. Used in the front stands of good rolling mills and in the rear stands of common rolling mills. |
|
PL25H |
Maximum binder content in YGH series,good toughness and thermai crack resistance, Used in the stands of pre-finishing roiling rnilis and for roll rings for hot rolling of ribbed steel. |
|
PL30H |
Maximum binder content in YGH series,good toughness and thermai crack resistance, Used for roll rings for hot rolling of ribbed steel and in the stands of pre- finishing rolling milis . |
|
PL32H |
With good toughness and impact resistance,used for bar,deformed bar finish stand rolling |
|
YGR20 |
High wear resistance and corrosion resistance Used in the last 1-2 stands of finishing mills. |
|
YGH25 |
High wear resistance and corrosion resistance. Used in the last 1-3 stands of finishing mills. |
|
YGH30 |
Good toughness , wear resistance , corrosion resistance and thermal crack resistance .Used in the |
|
YGR40 |
Good toughness and thermal crack resistance, good for general purposes Used in most stands of the finishing mills and in the rear stands of common mills. |
|
YGR45 |
Good toughness and thermal crack resistance Used in the front stands of finishing mills. |
|
YGR55 |
Good impact resistance Used in the stands of pre-finishing rolling mils for hot rolling ribbed steel barsand they can be machined with turning and milling |
|
YGR60 |
Good impact resistance.Used for hot rolling ribbed steel bars and in the first and second stands of pre-finishing rolling mills. |
|
YGR40T |
With good toughness and shock resistance,used for general high speed wire or common rolling machine,rolling small size deformed bar finish stand |
|
YGR45T |
With good toughness and shock resistance,used for general high speed wire or common rolling machine,rolling small size deformed bar finish stand |
Production equipment
The company has an integrated office space including a R&D center and a testing center, and a large-scale modern carbide roller ring production line. It can independently complete the entire process from product design, research and development, production of tungsten carbide powder to cemented carbide roll ring forming, processing, slotting, and rib milling of finished products. It has reached a production scale of 1,000 tons (50,000 pieces of cemented carbide roller rings) per year. The output ranks among the top in the world.
LMM tries its utmost to meet the demand of customers. Our professional R&D department and production line will provide the direct and effective quality and service for you.
With over twenty years’ experience on the production of cemented carbide roll rings, LMM has established an inte-grated system including R&D and extraction of powder and production and marketing of alloy . Through our professional service, you can make the correct choice for the material to match your product.
Certification
The company strictly according to modern enterprise management requirements set up a perfectquality assurance system, and passed the ISO9001:2008 quality management system certification,ISO14001:2004 environmental management system certification, OHSAS18001:1999 occupationalhealth and safety management system certification.
Service Display
Pre-sales:
Recommend suitable products according to the actual working conditions and needs of customers.It can also bedeveloped and designed according to needs, and customized services can be provided. During the epidemic, provide remote detection technical support.
Strict quality control:
From raw materials, to the production process and befor eleaving the factory, all performance indicators arestrictly tested, and the professional QC team controls according to the process.
After-sales service:
Quality assurance and Resolution of any issues that arise
About LMM
LMM GROUP is cemented carbide steel industry, focus on the efficient solution, thus become the specialization of carbide roller ring.
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