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  • Silica Brick for Hot Blast Stove HBS-95

    Silica Brick for Hot Blast Stove HBS-95

    Silica Brick for Hot Blast Stove HBS-95Features■ High purity, good thermal conductivity;■ High refractoriness under load and high tridymite content;■ Low true density, low expansion, low cree

  • Non-Lime Bonded Silica Brick for Glass Kiln NGK-99

    Non-Lime Bonded Silica Brick for Glass Kiln NGK-99

    Non-Lime Bonded Silica Brick for Glass Kiln NGK-99Features■By applying the non-lime bonded firing process, the silica brick without lime bonded NGK-99 shows better performance and more stable properti

  • Fused Silica Brick for Glass Kiln FGK-99

    Fused Silica Brick for Glass Kiln FGK-99

    Fused Silica Brick for Glass Kiln FGK-99Features■ Excellent thermal shock resistance; nearly zero thermal expansion;■ Fused silica brick FGK-99 can be directly installed in the glass furnace at

  • Fused Silica Modular Block for Glass Kiln

    Fused Silica Modular Block for Glass Kiln

    Fused Silica Modular Block for Glass KilnFeaturesn Capable of super complicated shapes and very big blocks;n No expansion and excellent thermal shock resistance;n Less joints and shorter lead time;

  • High-quality Silica Brick for Glass Kiln GK-96

    High-quality Silica Brick for Glass Kiln GK-96

    High-quality Silica Brick for Glass Kiln GK-96Introduction■ High purity raw materialjow fluxing agents AI2O3+2(K2O+Na2O)<0.5%;■ residual quartz less than1.0%,accurate dimension, thickness tolerance

  • Fused Silica Brick for Coke Oven FCO-99

    Fused Silica Brick for Coke Oven FCO-99

    Fused Silica Brick for Coke Oven FCO-99Features■ Excellent thermal shock resistance; nearly zero thermal expansion;■ Applied for hot repair of coke oven walls and soles; it could also be adopted fo

  • Silica Brick for Coke Oven CO-95

    Silica Brick for Coke Oven CO-95

    Silica Brick for Coke Oven CO-95Features■ Low creep, low residual quartz, accurate dimension■ Quality by DIN/ISO/Chinese National GB/YB standard.PropertiesUnitLimitCONCODCOSCOMChemical CompositionSiO2

  • Si3N4 bonded SiC bricks for Blast furnace

    Si3N4 bonded SiC bricks for Blast furnace

    Si3N4 bonded SiC blast furnace lining bricks Si3N4 bonded SiC inset bricks for cooling stave Si3N4 bonded SiC combinded bricks for blast furnace tuyere Si3N4 bonded SiC sleeve for last furnace tuyere

  • Graphite Block for blast furnace

    Graphite Block for blast furnace

    The production process of graphite carbon block is more complicated. The product is batched, kneaded, shaped, baked and then graphitizedprocessed, and then processed and finely ground. Our company

  • Silica Brick for Coke Oven CO-95

    Silica Brick for Coke Oven CO-95

    Silica Brick for Coke Oven CO-95Features■ Low creep, low residual quartz, accurate dimension■ Quality by DIN/ISO/Chinese National GB/YB standard.PropertiesUnitLimitCONCODCOSCOMChemical CompositionSiO2

  • Fused Silica Brick for Coke Oven FCO-99

    Fused Silica Brick for Coke Oven FCO-99

    Fused Silica Brick for Coke Oven FCO-99Features■ Excellent thermal shock resistance; nearly zero thermal expansion;■ Applied for hot repair of coke oven walls and soles; it could also be adopted fo

  • Silica Brick for Hot Blast Stove HBS-95

    Silica Brick for Hot Blast Stove HBS-95

    Silica Brick for Hot Blast Stove HBS-95Features■ High purity, good thermal conductivity;■ High refractoriness under load and high tridymite content;■ Low true density, low expansion, low cree

  • Magnesia Carbon Brick for Converter

    Magnesia Carbon Brick for Converter

    Magnesia Carbon Brick for Converter Introduction:Magnesia Carbon Brick for Converter are designed according to different operation conditions and application areas of the converter lining. The bricks

  • Steel Taphole block

    Steel Taphole block

    Steel Taphole block Introduction:Taphole brick is made of high purity fused magnesia and large crystal magnesia, mixed with high purity flake graphite and added with special antioxidant and resin bind

  • Bottom Blowing Purge Plug

    Bottom Blowing Purge Plug

    Bottom Blowing Purge Plug for converter Introduction:The bottom blowing purge plug use high quality magnesia-carbon bricks. Under normal conditions, the adequate pipes could guarantee the high rate of

  • Converter repairing mass

    Converter repairing mass

    The repairing mass for the large surface of the converter is made of high-quality magnesia raw material and a unique organic binder according to the characteristics of early damage to the trunnion, th

  • Low Temp. Carbon mass Filler

    Low Temp. Carbon mass Filler

    Low-temperature rough seam paste, also known as carbon filler or carbon mass, is a cold-rolled carbon material made of high-temperature electric calcined anthracite, graphite, and metallurgical coke a

  • Ramming mass for iron runner

    Ramming mass for iron runner

    The aluminum silicon carbide carbonaceous ramming mass for blast furnace tapping channel is prepared by using high-quality corundum, bauxite, silicon carbide and carbon materials as the main raw mater

  • Taphole Carbon Block

    Taphole Carbon Block

    DEFLAI can produce carbon composite taphole bricks and corundum furnace door bricks for submerged arc furnaces. The carbon iron mouth composite bricks produced by our company are semi-graphite-carbon-

  • Super micro pore carbon block for BF

    Super micro pore carbon block for BF

    We use selected high-quality electric calcined anthracite, artificial graphite, silicon carbide as the main raw materials, coal tar, phenolic resin as the binder, industrial metal silicon and metal ox

  • Semi-graphite Carbon-SiC block

    Semi-graphite Carbon-SiC block

    We use high temperature electric calcined anthracite and silicon carbide as the main raw materials, add an appropriate amount of fine powderAdditives and binders, semi-graphite carbon-silicon carbide

  • Monolithic refractories for hot blast stoves

    Monolithic refractories for hot blast stoves

    Monolithic refractories for hot blast stovesDense fireclay castables for Bottom of HBS, lower part and bottom of combustor.Thermal shock resistant castables is used for ceramic combustor.Alumina-silic

  • Al2O3-SiC-C bricks Torpedo

    Al2O3-SiC-C bricks Torpedo

    Al2O3-SiC-C bricks for torpedo hot metal mixer car

  • Sialon bonded SiC Bricks

    Sialon bonded SiC Bricks

    Sialon bonded SiC BricksSialon bonded SiC Bricks are made from high quality silicon carbide, industrial silicon powder and alumina powder as raw materials, sintered at about 1,500℃ by nitridation soli

  • Gunning Mix for iron runner Casthouse

    Gunning Mix for iron runner Casthouse

    Gunning mix is specially developed for iron runner repair, showing stronger adhesion, less grain rebound, better resistance to erosion/corrosion. It is cost-effective and time-saving solution to casth

  • Monolithic refractories for BF

    Monolithic refractories for BF

    Monolithic refractories for blast furnace body Upper part of stack and throat of blast furnaceFireclay high strength abrasion-resistant castablesApplication Joints between two-layer converse-buckled c

  • ceramic cylinders for silicon steel annealing furnace

    ceramic cylinders for silicon steel annealing furnace

    ceramic cylinders and ceramic rollsfor are used for Annealing furnace of silicium steel production .

  • Tundish Castable for Permanent Lining

    Tundish Castable for Permanent Lining

    Tundish Castable Introduction:Tundish permanent layer castable is made from high grade bauxite as the main raw material and formulated with various additives. Permanent layer, this layer is in contact

  • Tundish Dry Vibration Mix

    Tundish Dry Vibration Mix

    Tundish Dry Vibration Mix Introduction:The tundish dry vibration mix is composed of refractory aggregate, powder, sintering agent and admixture. Without the addition of water or liquid binder, only by

  • Monoblock Stopper

    Monoblock Stopper

    Monoblock Stopper Introduction:According to quality of materials, monoblock stopper of our company can be classified into alumina carbon, aluminum-zirconium carbon and aluminum-magnesia carbon.Monoblo

  • Burner Block

    Burner Block

    The Alumina Mullite Refractory Environmental Energy Saving Burner Block is made of corundum mullite castable in precast. It possess with high strength, thermal shock, scour resistant, long time span.

  • EAF RF VOD Furnace cover

    EAF RF VOD Furnace cover

    The EAF RF VOD Furnace cover / castable roof is prefabricated with high-performance ultra-low cement castables. It has the characteristics of high strength in cold and hot state, good thermal shock s

  • Tundish Well Block

    Tundish Well Block

    Tundish Well Block Introduction:Tundish well block is made of high-quality raw materials, precision-formed, formed by strong pressure, and dried at low temperature. The well block is used in conjuncti

  • Ladle Nozzle Well Block

    Ladle Nozzle Well Block

    Ladle Nozzle Well Block Introduction:Ladle nozzle well block is also called square brick, the function is to fix the nozzle. The refractory used for the sliding nozzle should have high high temperatur

  • Submerged entry nozzle  SEN

    Submerged entry nozzle SEN

    Submerged entry nozzle (SEN) has high strength, good corrosion resistance and thermal shock resistance. Shroud may be used directly without pre-heating due to its excellent thermal shock resistance, a

  • Zirconia tundish nozzle

    Zirconia tundish nozzle

    Tundish nozzle has high strength, good corrosion resistance and thermal shock resistance. Shroud may be used directly without pre-heating due to its excellent thermal shock resistance, and it is warml

  • Purging Plugs

    Purging Plugs

    Purging plugs for ladles have reasonable structure configuration design and present good thermal stability, good resistance to impact and erosion, good permeability and high gas purging rate.ItemChrom

  • Ladle Sliding Plate

    Ladle Sliding Plate

    Based on the burned sliding plate, we have developed the unburned complex sliding plate with excellent performance.Features: unburned complex sliding plate has good effect and low cost on small and me

  • Ladle Castable

    Ladle Castable

    It is made of high-quality bauxite clinker, corundum, magnesia, magnesia alumina spinel and super fine powder, prepared with different binders and admixtures.Features: strong erosion resistance, good

  • Super micro pore carbon block for SAF/EAF

    Super micro pore carbon block for SAF/EAF

    Super micro pore carbon block for SAF We use selected high-quality electric calcined anthracite, artificial graphite, silicon carbide as the main raw materials, coal tar, phenolic resin as the binder, industrial metal silicon and metal ox

  • Silicon Carbide Nitride Bonded Brick

    Silicon Carbide Nitride Bonded Brick

    Silicon Carbide Nitride Bonded Brick is widely used in as lining bricks of large aluminum electrolytic cell. Silicon Carbide Nitride bonded refractory provides improved thermal conductivity, rapid coo

  • Insulating bricks

    Insulating bricks

    Xincheng Group is committed to becoming a partner in the aluminum industry, focusing on various refractory materials required by the aluminum and carbon industries. It has comprehensive strength in su

  • Fireclay brick

    Fireclay brick

    Xincheng Group is committed to becoming a partner in the aluminum industry, focusing on various refractory materials required by the aluminum and carbon industries. It has comprehensive strength in su

  • High alumina bricks

    High alumina bricks

    Xincheng Group is committed to becoming a partner in the aluminum industry, focusing on various refractory materials required by the aluminum and carbon industries. It has comprehensive strength in su

  • Special Fireclay brick

    Special Fireclay brick

    Xincheng Group is committed to becoming a partner in the aluminum industry, focusing on various refractory materials required by the aluminum and carbon industries. It has comprehensive strength in su

  • Low Temp. Carbon mass

    Low Temp. Carbon mass

    Carbon ramming material is made of silicon carbide, graphite, and electric calcined anthracite as raw materials, mixed with various ultrafine powder additives, and made of fused cement or composite re

  • Super micro pore carbon block for SAF/EAF

    Super micro pore carbon block for SAF/EAF

    Super micro pore carbon block for SAF We use selected high-quality electric calcined anthracite, artificial graphite, silicon carbide as the main raw materials, coal tar, phenolic resin as the binder, industrial metal silicon and metal ox

  • Corudum mullite brick

    Corudum mullite brick

    Corudum mullite brickItemCorudum mullite brickCMB-70CMB-80CMB-90Long term service temperature ℃155016501700Al2O3 % ≧708088Fe2O3 % ≦0.40.30.3Bulk density , g/cm3 ≧2.552.702.80Apparent po

  • Chrome corundum brick for coal water slurry or petrol coke

    Chrome corundum brick for coal water slurry or petrol coke

    The chrome corundum brick, which is characterized with good mechanical property at high temperature and chemical stability, etc., is mainly used as the back lining of the coal water slurry or petrol c

  • High Purity Corundum brick

    High Purity Corundum brick

    High purity corundum brick, which is characterized with good mechanical property at high temperature and good chemical stability, is widely used in gasifier, secondary reformer, ethylene-generated fur

  • High Chrome Products

    High Chrome Products

    High chrome brick, which is characterized with high corrosion resistance and good high temperature mechanical properties, is mainly used as the working linings of the coal water pressurized slurry gas

  • Ferromolybdenum FeMo alloy

    Ferromolybdenum FeMo alloy

    FerromolybdenumFerromolybdenum is mainly used to add molybdenum to steel in steelmaking. Molybdenum is mixed with other alloying elements and is widely used in the manufacture of stainless steel, heat

  • FeNb alloy 50 60 65 70

    FeNb alloy 50 60 65 70

    Ferroniobium alloy FeNb50, 60, 65, 70 Grade: FeNb70, FeNb65, FeNb60-A, FeNb60-B, FeNb50-A, FeNb50-B, FeNb50-C, FeNb20Remarks: 1. Special requirements are negotiated by both parties;2. Typical COA, our

About us

Create value for partners!

DEFLAI New Material Technology Co., Ltd. (hereinafter referred to as DEFLAI), is the export trading company of Xincheng Refractories Group and Luonaifeier Refractories Co., Ltd. Two factories are located in Zhongshan District Jiaozuo City and Mengjin District, Luoyang City, Henan Province, which was established on the basis of the former Jiaozuo second refractories Factory and Luoyang Refractories Research Institute Group Company's five branch factories by enterprise restructuring, and the restructuring was completed in 1999 and 2002. The Xincheng Factory occupies an area of 300000 and Luonaifeier factory occupies 80,000 square meters, and specializes in the production of stereotypical refractory and indeterminate refractory, and its products are widely used in the industries of Our products are widely used in coke ovens, blast furnaces, hot blast furnaces, carbon calcining furnaces, glass kilns, cement kilns, electric furnaces, non-ferrous metallurgy and other industries. The company adheres to the concept of unity of knowledge and practice and continuous creation of value for customers, after twenty years of continuous efforts and innovation, from the original single R & D, manufacturing and sales of refractory materials to become a technical service provider, including engineering design, a complete set of refractory materials and kiln masonry construction of integrated solutions.

Factory capacity:

The company currently has three refractory manufacturing bases. The manufacturing company contains alumina brick production lines,  silica brick production lines, indeterminate production lines and  lightweight brick production lines. The total production capacity reaches 600,000 tons, of which the annual output of high alumina brick production line totals 300,000 tons, silica brick production line has an annual output of 130,000 tons, lightweight brick production line has an annual output of  70,000 tons, precast block 50000 tons and unshaped Refractories production line has an annual output of 50,000 tons.

Personnel & Equipment:

After the company's equipment upgrading , the production equipment has basically realized full automation and partial semi-automation. In the future, the company will actively promote the Industry 4.0 plan and explore the practice of intelligent production of refractory equipment. Two factories have more than 800 employees, including more than 100 employees of  technology research and development, the company's management, technical backbone and the main staff are from "Luoyang Refractories Research Institute", with rich and perfect refractory production and management experience, the workforce is stable, excellent quality, to ensure stable and efficient production.

Quality Control:

The company has passed ISO9001:2008 quality management system, ISO14001:2004 quality management system, GB/T28001-2011 occupational health and safety management system, and established a quality standard system covering the whole process of design, raw material procurement, manufacturing, storage, transportation and construction. We have established a quality standard system covering design, raw material procurement, manufacturing, warehousing, transportation and construction, and all staff are involved in quality management. Perfect traceability system, to provide customers with high quality and 100% satisfaction value engineering.

Cooperation performance:

The company's products are widely used in the domestic carbonization chamber height of 6.0, 6.25, 6.78, 7.0, 7.3, 7.6m super-large roof-mounted tamping coke ovens, the daily melting capacity of 400T, 500T, 600T, 1,000T glass float line, the volume of 5,000 cubic meters above the oversized blast furnace hot blast furnace and a variety of capacity of blast furnaces, as well as an annual production capacity of 400,000, 600,000 tons of carbon calcination furnace and other industrial furnaces. Calciner and other industrial furnaces. At present, the company's products are widely exported to Russia, Japan, the United States, Italy, Czech Republic, South Africa, India, Brazil, Venezuela, Nepal, Indonesia, Vietnam and other countries, and its stable product quality and appearance and excellent service have been highly evaluated by various manufacturers.

  • 1999-11-18
    Restructuring of Jiaozuo Factories was finished in 1999
  • 2002-3-28
    Restructuring of Luonaifeier Factories was finished in 2002
  • 2005-3-28
    Established a good cooperation relationship with Domestic a
  • 2008-6-24
    Builded fused silica brick production line and Invested in l
  • 2011-1-29
    Xincheng Group begins the fourth phase expansion project
  • 2018-9-26
    Transformed the old production into a fully automatic produc

The company's advanced automatic production line equipment, professional mold making and molding technology and technical research and development team's strict quality management control system enable the company to provide competitive and high-quality products and service for domestic and foreign customers.

At present, the company's products have passed the testing of many domestic and foreign testing institutions in the steel, coking, glass, and ceramic industries. The products have been well exported to Japan, United States, Germany, France, Italy, Finland, Iran, India, Cambodia, Philippines, Russia and other countries. In the spirit of people-oriented, quality-oriented, honest service, green environmental protection, mutual benefit and win-win purposes, to provide customers at home and abroad with quality products, professional refractory materials solutions and technical guidance services.

Industries & Applications

Solutions for Iron-Steel, Aluminum, Copper, Power, Coking industry

  • Petrochemical Industry
  • Coke oven
  • Hot blast stove
  • Glass furnace
  • torpedo ladle
  • Converter
  • EAF furnace Refractories
  • Refractories for Blast furnace
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