Slide gate plate for Converter and ladle

Product Details

Slide gate plate for Converter
The slide gate plate is made of sintered corundum, fused corundum, fused zirconium corundum, zirconium mullite and other main raw materials. It is combined with new resin, formed by high pressure and fired at high temperature. It has the advantages of high strength, super hard, high temperature resistance and corrosion resistance, and strong thermal stability.

Item ZrO2 material Al-C material
ZrO2+Al2O3% ≥90
Al2O3% ≥75
C% ≤1 ≤5
B.D g/cm3 ≥3.20 ≥3.10
AP. % ≤4 ≤4
Cold Bending Strength MPa ≥25 ≥25
CCS MPa ≥180 ≥180

Ladle Slide Gate Plate – Aluminum Carbon, Aluminum Zirconium Carbon material

Item Specification
LT-65 LT-70 LT-80 LGT-65 LGT-70 SNLTG -75
AL2O3% ≥ 65 70 80 65 70 75
C% ≥ 4 1 1 4 2 2
ZrO2% ≥ 5 6 8
MgO% ≥
AP. (%) ≤ 12 10 9 9 7 7
CCS,Mpa ≥ 70 100 120 130 150 170
B.D,g/cm3 ≥ 2.95 3.05 3.1 3.05 3.15 3.2

Ladle Slide Gate Plate – Magnesium Carbon, Aluminum Magnesium Spinel Carbon Material

Item Specification
MgO -C Magnesium Spinel Carbon
MT – 70 MT –  80 LMT – 60 LMT – 70
AL2O3% ≥ 60 65
C%≥ 6 6 6 6
ZrO2% ≥
MgO% ≥ 70 85 30 30
AP. (%)≤ 10 8 10 8
CCS,Mpa≥ 80 100 100 130
BD,g/cm3≥ 2.9 2.95 2.9 2.95

slide gate plate slide gate plate

Production equipment

We also equipped with world advanced facilities such as Laeis automatic hydraulic press HPF2500, Eirich R19 mixer, Shimadzu made XRF-1800 sequential X-Ray fluores-cence spectrometer, by focusing on product research and development and quality control.

Production Process

Additional Information

LMM GROUP has a prudent schedule and delivery system that enables us to manage large volumes of orders smoothly and on time. Since we have excellent connections with all major shipping lines, we are able to offer our customers the fastest connections and transit times to any destination around the world.

Delivery TimeImmediate
Port Of DispatchChina
Production Capacity2000 tons
Packaging DetailsWooden pallet packing
Payment TermsL/C (Letter of Credit),T/T (Bank Transfer),D/P,Other


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

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

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Product Brochure Download

LMM GROUP Established in 2007. Our production technology comes from Japanese Yotai. As an experienced and international player in the refractories industry. We have succeeded in expanding both the breadth of its product range and the depth of its services. From raw material selection, refractory portofio & optimization, installation & services & recycle of used refractories on site to further reduce client’s Opex & Capex in refractory consumption per ton steel output, meanwhile improve product quality of client.

Our Address: magnesia city, site area is 75258 mm2
Production Capacity: 80,000 Ton/Year
Employees: 240 persons



Dalian Office:
Building 8, Yintian South Park, Yida Chuntian, Ganjingzi District, Dalian 116000, China 
Shenyang Office:
Room 12-12 A4 Building YuZhou Square, Huannan Disruct, Shenyang City China
Tel: +86 84174804

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