Specifications
The service temperature of the molybdenum disilicide heating element can arrive 1850 celsius degree under oxidizing atmosphere.
1.The service temperature can arrive 1750 celsius degree under oxidizing atmosphere.
2.With high strength, good toughness and low porosity can be used under any kind of atmosphere.
3.Widely used for metallurgy, glass, ceramic, refractory, semi-conductor industry and kiln/furnace construction etc.
4.LIRR can fabricate the molybdenum silicide heating element according the customer's requirement.
Physical and chemical character
| Volume density |
Bending strength |
Fracture toughness |
Gas hole rate |
Drawing water rate |
Heating elongation rate |
| 5.6g/cm3 |
400MPa |
3.0MPa·m1/2 |
1.0% |
0.5% |
4% |
Under oxidizing atmosphere, a layer of compact quartz(SiO2 ) film which can keep the MoSi2 heating element from being oxidized is formed on the surface of element.
Maximum using temp. under different atmosphere
| Atmosphere |
Maximum Temp. ℃ |
| Air |
1700 |
1800 |
| He,Ar,Ne |
1650 |
1750 |
| So2 |
1600 |
1700 |
| CO,N2 |
1500 |
1600 |
| H2 |
1400 |
1500 |
♥ Research of application basis, new technical process and new technology, development of new product, and technical consultation.
♥ Optimum solution and product supply of refractories for high temperature industries, such as iron&steel, non-ferrous, petrochemical and building materials.
♥ Engineering design, contract and consult for refractories, and civil architecture design.
♥ Research,development, manufacture and sale of superhard materials.
♥ R&D, manufacture and sale of special packing materials for export.
♥ Inspection,supervision and arbitration of refractories.
♥ Consultation and services in refractories information.
♥ Training and cultivation of high-level talents in refractories profession.
Company Information
Luoyang Institude of Refractories Research(LIRR), a wholly owned subsidiary of China Iron&Steel Industry&Trade Group Corporation, is a high-tech enterprise that has passed the ISO9001 international quality system certification.With nearly 50 years' development,LIRR has become a base of research, manufacture and services with significant influences at home and abroad.It has undertaken more than 260 research projects of the state, ministerial or provincial level and made over 550 achievements in the research since its setup 50 years ago.
The National Engineering Research Center for Refractories, the National Quality Inspection & Supervision Center for Refractories and Refractory Authorized Leb of State I&E Commodity Administration are all set in LIRR.
1. Welcome to our institude:Luoyang institude of Refractories research Co.,Ltd.

2. The National Engineering Research Center for Refractories and main equipment show of LIRR

3.Customers visit LIRR

4.On-site Production

5.We attend the exhibition

6. Certificate and honor

1.Company Spirit: United, Realistic,Efficient,Enterprising
2.Operation Philosophy: Cooperation,Friendship,Win-Win,Development
3.Management Philosophy:Strict,Canonical,Efficient,Meticulous
4.Company Mission:Innovate, develop sustainably abd serve the high-temperature indunstry
5.Strategic target:Emphasizing on technical innovation, surpported by industrialization of high-tech achievements, strengthening sustainable development ability,LIRR will be brought up into a base integrated with research ,manufacture and service, which possesses significant influence in the world high temperature industry
6.Our engineers ,strong R&D team, project designers will certainly supply with perfect solution for your difficult.You will obtain the maxmium satisfication.
7.We are the most powerful enterprise in refractory industry in China.Just be confidant to hand-in-hand with us.We will make you stronger.
8.Any more questions?
Contact person: Jennifer
Mail:jenny(at)lirrc.com
M.P. : (0086) 15036995914