PRE-CAST OVEN DOOR FOR COKE OVEN
INTRODUCTION
Our pre-cast refractory door surface, enhanced with composite ceramic, embodies cutting-edge material science.
Crafted through precise high-frequency vibration shaping, this pre-cast refractory boasts superior durability.
Characterized by its low porosity, high density, and remarkable uniformity, the material excels in performance.
The crystalline ceramic adheres to the surface, delivering exceptional strength with outstanding abrasion and corrosion resistance.
It minimizes physical damage during operations while effectively resisting tar and chemical erosion.
Our solution significantly reduces it, offering unparalleled protection against tar and chemicals.
and other chemicals erosion to the refractory.
FEATURE
1. Designed for simplicity, the structure ensures easy installation.
2. Offers remarkable integrity and impermeability.
3. Outlasts traditional doors, extending operational lifespan.
4. Energy-efficient and eco-friendly, promoting cost reduction and enhanced efficiency.
and environment-friendly,which can help the factory to reduce the
cost and improve the overall working efficiency.
ZERO THERMAL EXPANSION SILICA BRICK FOR COKE OVEN
INTRODUCTION
Known as fused-quartz or thermal shock resistance silica brick, it possesses extremely low thermal expansion.
With superior thermal shock resistance and high SiO2 content, it is ideal for hot repairs on coke ovens.
Employing this silica brick significantly reduces coke oven maintenance time.
Cunse provides comprehensive solutions for coke oven repairs and maintenance projects.
NEW CERAMIC AIR DISTRIBUTION
INTRODUCTION
Perfect for heat recovery and horizontal coke ovens, this air distribution material withstands rapid temperature changes.
NEW CERAMIC CHUTE
INTRODUCTION
Ideal for high-temp solutions, the chute's microcrystalline glaze ensures anti-flaking, wear-resistance, and prevents contamination.
ASCENDING PIPE PRE-CAST REFRACTORY FOR COKE OVEN
INTRODUCTION
Our innovative ascending pipe combines monolithic casting and high-temp glazed refractory for superior coke and carbon prevention and heat preservation.
| TECHNICAL INDEX |
| TEM |
PRE-CAST DOOR |
| w(Al2O3)(%) |
≥50 |
| w(MgO)(%) |
≥3 |
| Apparent Porosity (%) |
≤28 |
| Bulk Density (g/cm³) |
≥2.1 |
| Cold Crushing Strength(MPa) |
≥35 |
| Rupture Strength (MPa) |
≥4 |
| Thermal Conductivity W/(m ·K)1000ºC (Heating side) |
≤1.2 |
| Thermal Shock Resistance(1100ºC,water cooling)/cycle |
≥50 |
| TECHNICAL INDEX |
| ITEM |
INDEX |
| CL-1100 |
CL-1300 |
CL-1550 |
| Max Working Temp./ºC |
1100ºC |
1300ºC |
1550ºC |
| W(Al203)/% |
≥50 |
≥60 |
≥65 |
| W(SiO2)/% |
≤40 |
≤35 |
≤25 |
| w(MgO)/% |
≥3 |
≥3 |
≥8 |
| Bulk Density /g/cm3 |
≥2.1 |
≥2.2 |
≥2.5 |
| Apparent Porosity/% |
≤28 |
≤28 |
≤26 |
| Cold Crushing Strength/Mpa |
≥35 |
≥35 |
≥50 |
| Modulus of Rupture /Mpa |
≥4 |
≥5 |
≥7 |
| Thermal Shock Resistance(1100ºC,water cooling) |
≥50 |
≥50 |
≥50 |
| Thermal Conductivity/W(m.K)1000ºC(hot face) |
≤1.2 |
≤1.1 |
≤1.3 |
| Typical using for |
aluminum,
zinc,lead |
Copper
Silver |
Steel |
| NEW CERAMIC CHUTE TECHNICAL INDEX |
| ITEM |
INDEX |
| CL-1100 |
CL-1300 |
CL-1550 |
| Max Working Temp./ºC |
1100ºC |
1300ºC |
1550ºC |
| W(Al203)/% |
≥50 |
≥60 |
≥65 |
| W(SiO2)/% |
≤40 |
≤35 |
≤25 |
| w(MgO)/% |
≥3 |
≥3 |
≥8 |
| Bulk Density /g/cm3 |
≥2.1 |
≥2.2 |
≥2.5 |
| Apparent Porosity/% |
≤28 |
≤28 |
≤26 |
| Cold Crushing Strength/Mpa |
≥35 |
≥35 |
≥50 |
| Modulus of Rupture /Mpa |
≥4 |
≥5 |
≥7 |
| Thermal Shock Resistance(1100ºC,water cooling) |
≥50 |
≥50 |
≥50 |
| Thermal Conductivity/W(m.K)1000ºC(hot face) |
≤1.2 |
≤1.1 |
≤1.3 |
| Typical using for |
aluminum,
zinc,lead |
Copper
Silver |
Steel |
| ZERO THERMAL EXPANSION SILICA BRICK FOR COKE OVEN TECHNICAL INDEX |
| ITEM |
INDEX |
| SiO2 (%) |
≥98 |
| Al2O3 (%) |
≤0.3 |
| Fe2O3 (%) |
≤0.5 |
| CaO(%) |
≤0.2 |
| Bulk Density(g/cm³) |
≥1.8 |
| Apparent Porosity(%) |
≤20 |
| Cold Crushing Strength (Mpa) |
≥30 |
| Refractoriness Under Load (T0.6/ºC) |
≥1650 |
| Thermal Expansion(%)(1000ºC) |
≤0.2 |
| Thermal Shock Resistance(1100ºC,cooling with water) |
≥30 |
Since its inception, IHKA International Cooperation Services (Henan) Ltd. has steadfastly adhered to its business policy of "technological innovation, harmony, and win-win". Passionate about establishing itself as a renowned brand in the grinding industry, the company has garnered numerous prestigious accolades. It proudly holds the titles of National High-tech Enterprise, National Science and Technology Small and Medium-sized Enterprise, and National Specialized, Refined, Unique, and New Small and Medium-sized Enterprise. Honored with the status of a famous trademark in Henan Province, IHKA is a valued member of the National Coated Grinding Tools Association and an esteemed participant in the Zhengzhou Municipal Engineering Technology Research Center. Furthermore, the company is one of the five key contributors in drafting the national industry standard for high-temperature calcined corundum.
Company History
1989:In 1989, the humble beginnings of IHKA International Cooperation Services (Henan) Ltd. were marked by the establishment of a small factory with a modest investment of 20,000 yuan, dedicated to the production of secondary abrasives.
1997:1997 marked a significant year as IHKA commenced the production of both first and second grade F sand and P sand.
1999:In 1999, IHKA took a leap forward with the construction of its inaugural fixed arc furnace, signifying a pivotal moment in its expansion.
2003:The completion and operational launch of the second-generation granulation production line in 2003 represented a major technological advancement for IHKA.
2009:In 2009, IHKA broke new ground with the construction of its first high-temperature calcined abrasive production line, reinforcing its commitment to innovation.
2011:The year 2011 saw the pioneering construction of the first iridium plating production line, showcasing IHKA's forward-thinking approach.
2015:By 2015, IHKA had initiated the third generation granulation processing line within the industrial agglomeration area, highlighting its dedication to continuous growth and development.
2017:In 2017, IHKA's innovation continued with the automation and batching transformation of two brown corundum pouring furnaces, enhancing operational efficiency.
2018:In 2018, IHKA celebrated a milestone with the successful R&D of Ceramic Abrasives, leading to the mass production of the Prefabricated Parts Project.
2022:In 2022, IHKA embarked on the production of a white corundum electric arc furnace and granulation line, alongside the construction of a significant prefabricated component expansion project.
1. Q: Where is your company located? How can I visit there?
A: Our factory is located in Zhengzhou, China.After you arrive at Zhengzhou Airport, we will be responsible for your travel agency and other related itinerary arrangements.
2. Q: What is the minimum order quantity?
A: Our minimum order quantity is 1T.
3. Q: Can I have my own customized product?
A: Yes. Your customization requirements for logos, designs, packaging, language manuals, etc. We warmly welcome it.
4. Q: What is the delivery time?
A: It takes approximately 10-15 days to complete the order. But the specific time depends on the actual situation.
5. Q: What are the payment terms?
A: T/T, L/C, etc. (Contact customer service)
6.Q: How does your factory conduct quality control?
A: We attach great importance to quality control. Each part of our product has its own quality control center.
7. Q: How do you establish a long-term and good relationship with our business?
A: We maintain good quality and competitive prices to ensure that our customers benefit; We respect every customer, just like our friends, and sincerely do business and make friends with them, no matter where they come from.
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