Unshaped Refractories refractory ladle gunning mass
What is the details of our gunning mix in refractory?
Gunnig mixes is the refractory materials which adopts spraying methods.It is a technology for furnace building or repairing.Gunnig mixes is a mixture which is made by binder,and with a range of particle size distribution of refractory aggregate and admixture.
1.Binder--aluminate cement,phosphoric acid and phosphates,sodium silicate
2.Refractory aggregate
a.Fire clay (chamotte) based
b.High alumina based
c.Magnesia based-dead-burnt magnesia,fused magnesia
d.Al2O3-SiC-C based
What is the Technique Data of our gunning mix in refractory?
1.Fire clay and high alumina based refractory gunning mixes
Item | 1 | 2 | 3 | 5 |
Refractoriness °C | ≥1530
| ≥1580 | ≥1610 | ≥1530
|
Bulk density g/cm3 | ≥1.7 (1200°C) | ≥1.7 (1300°C) | ≥1.8 (1400°C) | ≥2.0 (1200°C) |
Bending Strength MPa | ≥4.0(110°C) ≥0.3(1200°C) | ≥4.0(110°C) ≥0.3(1300°C) | ≥4.0(110°C) ≥0.3(1400°C) | ≥4.0(110°C) ≥1.0(110°C) |
Reheating linear change % | ±1.0 (1200°C,3h) | ±1.0 (1300°C,3h) | ±1.0 (1400°C,3h) | ±0.4 (110°C) |
Chemical Composition % | Al2O3≥30 Fe2O3≤2.0 | Al2O3≥35 | Al2O3≥45 | Al2O3≥55 CaO≤0.5 |
Service temperature °C | 1200 | 1300 | 1400 | 1200 |
2.Magnesia based refractory gunning mixes
Material | Magnesia | magnesia-calcium1 | magnesia-calcium2 | |
Chemical Composition % | MgO | ≥80 | 65~75 | 55~65 |
SiO2 | 4~6 | ≤5 | ≤5 | |
CaO | - | 8~10 | 20~35 | |
Bulk density g/cm3 | 110°C,24h | 1.6~2.0 | 1.7~2.0 | 1.7~2.0 |
1500°C,3h | 1.7~2.1 | 1.8~2.1 | 1.8~2.1 | |
Bending Strength MPa | 110°C,24h | 1.5~2.0 | 1.6~2.3 | 2.0~2.5 |
1500°C,3h | 4~6 | 5~6 | 5~8 | |
Reheating linear change % | 110°C,24h | -(1.0~1.5) | -(1.2~1.8) | -(1.2~2.5) |
1500°C,3h | -(2.5~3.1) | -(2.0~3.0) | -(2.5~3.2) | |
Thermal conductivity W/(m.k) | 1000°C | ≤0.6 | ≤0.6 | ≤0.6 |
3.Al2O3-SiC-C based refractory gunning mixes
Item | Al2O3-SiC-C based refractory gunning mixes | |||
Chemical Composition % | Al2O3 | 67 | 70 | 22 |
SiC | 14 | 10 | 60 | |
SiO2 | - | - | 15 | |
CaO | - | - | 1.4 | |
F.C | 3 | 3 | - | |
Bulk density g/cm3 | 2.56(110°C) | 2.75(110°C) | 2.5(816°C) | |
2.62(1450°C) | 2.73(1450°C) | |||
Apparent porosity % | 18.5(110°C) | 21.6(110°C) | 16.0(816°C) | |
9.6(1450°C) | 20.0(1450°C) | |||
Strength Mpa | Bending Strength 16.0(110°C) 19.6(1450°C) | Bending Strength 2.5(110°C) 6.7(1450°C) | Compressive strength MPa 83(816°C) | |
Reheating linear change % | -0.50(1450°C) | +0.11 | -0.1(816°C) | |
water content to mixture % | 6 | 6 | 6 | |
Product photo
What is the Feature of Our gunning mix in refractory?
Production practises have shown the gunning mixes can effectively speed up construction progress,shorten the time of furnace repairing,prolong furnace life time and reduce refractory consumption.
1.High bonding strength,small shrinkage,
2.High adhesion rate,
3.Low rebounding rate,
4.Good erosion resistance,good slag resistance,
5.Good thermal shock resistance.
6.Long service life, powerful workability and durability.
What is the Applications of our gunning mix in refractory?
Gunnig mixes is widely used for repairing the lining of blast furnace,hot blast stoves,Iron Runner for BF, martin furnace,converter furnace,electric furnace(EAF),steel ladle, torpedo ladle,hot metal ladle,secondary refining furnace,heating furnace, soaking pit furnace,tube heating furnace,reforming furnace,boiler,flue,chimney etc kiln furnace thermal equipment.
1.Production Process
2.Quality Assurance
Lite Refractory is committed to high quality standards for all its products and services. With its thirst on State of the art technology at every level and a wide range of products, Lite Refractory can provide ideal solutions for the stringent requirement of the customer. Backed by decade of experience in different industries, and close association with customers,Lite Refractory will always bring new products which will give better life and value to the user.
The quality assurance system consists of the following steps:
a.Inspection and Control of incoming raw materials:According to the chemical content,raw materials are classified into different levels to ensure quality of brick first.
b.Inspection and control of the process:During the production,every brick will be weighed twice strictly to reduce the error of weight .
c.Inspection of product Standardization of quality of each product by process control and experimentation.
d.Taking corrective measures whenever deviations are noted.
e.Quality audit by quality management.Before delivery, the inspectors will inspect the size,appearance,physical and chemical properties of brick again in factory.
By Following the above steps we maintain the quality within specification so that the materials perform as per expected norms.Qualified and experienced engineers back our quality assurance system. We have the most modern test facilities for precise testing at each stage. Further, regular quality audit carried out ensures product quality within required norms.ltd has been awarded ISO 9001 Certification.
Packaging,Shipping,Trade Terms
Shipping
1. FEDEX/DHL/UPS/TNT for samples.
2. By Sea for batch goods.
3. Customers specifying freight forwarders or negotiable shipping methods!
4. Delivery Time:3 days for common shape samples;15 days for special shape samples.Within 30 days for batch goods.
Payment Terms
1. Payment: T/T, Western Union,LC; Usually 30% deposits,70% balance before delivery or negotiations to solve.
2. MOQ: Usually 1Tons,Customers can order certain PCS for special brick.
3. Quality Warranty: 1 years,
4. Package Informations:1.On wooden pallets with plastic cover, 2.According to customer's requirements.
Factory View
Henan Lite Refractory Material Co., Ltd is located in Zhengzhou,Henan province,which is one of the main refractory production bases in China. Pengfei Zhang the manager of our company,has been engaged in refractory material industry for more than 15 years.In the technological team there are more than 10 senior designers and engineers,more than 20 technicians.
Main products include different kinds of refractory brick:Fire Clay Brick, High Alumina Brick, Light Weight Insulating Brick,Corundum Brick,Mullite Brick Refractory Balls etc.They are widely used in Iron and steel, Nonferrous metals, Building materials(Cement,Glass,Ceramic), Petrochemical, Energy & Incineration etc industries. Our products have been exported to India,Turkey,Vietnam,Malaysia and Kazakhstan etc.
“Science-Technology Innovation, Cooperation for both-winner”, Henan Lite Refractory Material Co., Ltd will do the best for the clients in a timely and effective way.
Our Certificates
Why Choose Us?
1.We are Alibaba Assessed 1 years Gold Supplier,but we have exported some years and our manager is engaged in refractory materials more than 15 years. He can supervise raw material,production,quality control,package,delivery easily to ensure the products are quality.
2.Large production capacity(3000-5000tons per month) ensure the fast production cycle after confirmed the order.
3.ISO9001 Certificate,100% QC inspection Before Shippment,and 1 year Quality Assurance.
4.Professional Packing,Avoid damage;Competitive Price,Make the products competitive in your market.
5.Free samples.Produce the products according to clients' requirements. To meet the refractory solutions, also can arrange technicians to customers’ plant if needed.
6.Quick reply.Provide 24 hours'consultation service.We are ready to answer our consultations at any time.
Q1.What is the difference between Refractoriness and Working temperature ?
A1:Refractoriness:the refractory material withstands high temperature without melting and softening performance in the absence of load resistance.Usually working temperature is less than refractoriness about 350-400°C.
Q2.How are the products’ quality?
A2:The products will be strictly inspected before shipment, so the quality could be guaranteed.
Q3:What is the Warranty for the fire brick?
A3:For all the brick,we have 1 years warranty.If any quality problems on our side occured in this period ,we will take on the shipping cost and replacement.
Q4.What is the service life of the bricks?
A4:The service life of different bricks is unlike.It also depends on your using condition and method.
Q5:Are you a manufacture or trader?
A5:To be honest we are a trader,but we have stable cooperation factories.And we can supply good pre-sale service, after-sales service.
Q6.Can we visit your company?
A6:Sure,welcome at any time,seeing is believing.
Q7. Do you provide samples?
A7:Yes, samples are available.
Q8. Do you accept OEM?
A8:Yes, we can do OEM.
Q9.What's the MOQ of trial order?
A9:No limit,We can offer the best suggestions and solutions according to your condition.
Q10.What are the payment terms?
A10:Usually T/T,but L/C,Western Union etc are available for us.
Q11. How long is delivery time?
A11:The delivery time will be determined according to the quantity of the order.
Q12.How about your company's certification?
A12:ISO9001 and Test Report,also we could apply other necessary certification.
Q13:Can we get support if we have our own market position?
A13:Please inform us your detailed mind on your market demand,we will discuss and propose helpful suggestion for you,to find the best solution for you.
How to Contact Us?
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