Acid Resistant Corundum Based Refractory Castable for Furnace Bottom

Product Description

 

Acid Resistant Corundum Based Refractory Castable for Furnace Bottom

Product Description

>Roles of Castable in Steelmaking 

1.Thermal Insulation:Used in furnaces and ladles to reduce heat loss, maintain high-temperature conditions, and save energy.

2.Structural Strength:Forms a monolithic lining to withstand high temperatures, mechanical impacts, and chemical corrosion, prolonging equipment lifespan.

3.Chemical Resistance:With stable chemical properties, it resists erosion from molten steel and slag, protecting equipment.

4.Thermal Stress Reduction:Good thermal stability minimizes thermal stress caused by temperature changes, preventing equipment damage.

>Type of Castable:

-Corundum Based

-Bauxite Based

-Magnesia Based
 

>Wormanship:

Batching - Mixing - Drying - Packing.

 

Product Parameters

Chemical Composition:

Detection index		CA-500,GB201-2000	A500	A600	A700	A900	CA-80
Al2O3	%	>=50.<60	>=50.<60			>=52.<60	>=77
SiO2		<=8.0	<=8.0			<=6.0	<=0.5
Fe2O3		<=2.5	<=2.5			<=2.5	<=0.5
R2O		<=0.4	<=0.4			<=0.4	<=0.4
S		<=0.1	-			--	--
Cl		<=0.1	-			-	--

 

Physical Property:

Detection index		CA-50	A500	A600			A700			A900	CA-80
Fineness
0.045mm Sieve	%	<=20	-							<20	<=20
Bo's surface area	m2/kg	>=300	>=300							>=400	>=400
Setting time
Initial setting time	h:min	>=0:30	>=0:30							>=1:00	>=0:30
Final setting time		<=6:00	<=6:00							<=6:00	,=6:00
Flexural Level
1d	MPa	>=5.5	>=5.5			>=6.0			>=6.5	>=7.0	>=4.0
3d		>=6.5	>=6.5			>=7.0			>=7.5	>=9.0	>=5.0
Pressure Level
1d	MPa	>=40	>=40		>=45			>=52		>=72	>=25
3d		>=50	>=50		>=55			>=62		>=82	>=30

 

Application

>Application
Furnaces & Ladle:

Used as linings for heat insulation and erosion resistance.

Refractory Structures:

Forms monolithic linings to withstand high temperatures and mechanical stress.

Repair & Maintenance: 

Fills gaps or repairs damaged parts of steelmaking equipment.

Related Products

Our Other Unshaped Refractories:
1.Nozzle Filling Sand
2.Neutral Ramming Mass
3.Mortar

1.Nozzle Filling Sand

>Type of Nozzle Filling Sand(Stuffing Sand):

-Silica Based

-Chromite Based
 

>Wormanship:

Batching - Mixing - Drying - Packing.

2.Neutral Ramming Mass

>Application Area:
On bottom of electric furnace.

>Function:

Manufactured from magnesite and other raw materials by special process. SNREF's ramming

mass featured with good sintering, strong corrosion resistance, strong integrity.

During construction process, the ramming mass could be used both for fist time constructed

and for hot repaired.

SNREF's ramming mass is widely used in high power electric furnace, ultra high power electric

furnace bottom, furnace slope and other areas

3.Mortar

>Type of Mortar:

-Dry

-Ready to use

-Main Materials: Corundum Chromite

or Alumina Carbon.
 

>Application:

For install of slide plate and nozzles
 

Company Profile

Shandong Sinorefractory New Materials Co., Ltd (SinoRefractory) has been focusing on international marketing of flow control refractories in iron and steel industry for 17 years.

SinoRefractory is the second generation of refractories export enterprise developed out of EMEI Group. Supported by one of China's largest production bases in functional refractory materials.

Through years of development in the field of exporting top quality refractories to worldwide markets, SinoRefractory aims at researching, producing, marketing and exporting high standard Ladle slide gate plate, Ladle Nozzles, Well blocks, Purging plugs, Nozzle stuffing sand, Refractory castables, Slide gate Mechanisms etc.

Up to now, SinoRefractory has supplied high quality refractory products and services to nearly 70 top-hundred global steel enterprises.

SinoRefractory will always put clients'interest in the first place, striving to provide a wide range of services, including technical solution, pre-sales support, after-sales services, installation team support, professional know-how according to the changing of steelmaking condition, etc.

We are not only selling products, we are more focused on supporting, developing and growing together with clients.

Packaging & Shipping

We can provide comprehensive transportation solutions, including sea freight, express delivery, and air freight.

In terms of sea freight, we can provide reliable transportation for your goods. Whether it's full container load (FCL) or less than container load (LCL), our professional team carefully handles every step of the process, from booking space, arranging correct loading and bundling of goods at the port of origin, to ensuring seamless customs clearance and timely delivery at the destination port.

In terms of express delivery, our express service covers door-to-door pickup and delivery,  especially suitable for urgent and small packages that need to arrive quickly and on time.

In terms of air freight, This provides a quick option for transporting your goods.
No matter which mode of transportation you choose, our commitment is to provide you with the highest quality service and ensure the efficient and safe transportation of your goods.

Our Advantages

1. Professional in Technical Support
We have over 100 experienced technical engineers ranging from slide gates to purge plug and NFC, capable of providing comprehensive advice or solution from pre-sales to after-sales procedures.

2.Efficient in Communication
Professional and effective sales team will lower the communication cost to minimum. Getting what you need in shortest time and Supplying what you will need precisely.

3.Strict in Ouality Control
Advanced testing instruments have been set to further increase standards on pre-factory testing. We are striving to reduce the error rate below 0.01%. Making sure each product arrives at customers'warehouse in perfect condition.

4.Forty years production experience
Focusing on producing high quality slide gate refractories ever since 1983, with over 17 years experience in international trading, Fully familiar with complete procedure of exporting and importing.

5.Experienced in after-sale services
The deal is not end of our cooperation, it's just the beginning.Our services just start from cooperation, we will follow the performance and feedback of each delivery.

6.On-Site Follow up
Our team "sales+engineer" is available for on-site follow up in worldwide steel plants. With a direct visit on site, we can offer best solution to steelmakers for saving budge per ton steel.

Production&Testing Equipment:
 

 

FAQ

Q 1:How can I receive best materials or products for my application ?

A: Please send drawing and steelmaking condition to us for evaluation.
Our technical team will recommend suitable formula and workmanship,
our sales team will offer most competitive prices accordingly.
Our "Technical+Sales" team will work on to provide optimum product recommendation for clients.

Q 2:Is the recommended life time guaranteed by SNREF ? 

A: Taking into comprehensive consideration base on steelmaking situation and SNREF's product experience, we'll
offer recommended life time of products.
However SNREF doesn't guarantee the life time.
For first time cooperation, SNREF recommends a trial order for testing.
Trial order offers us chance to adjust formula base on actual performance.

SNREF will offer best technical support and expedited delivery for trial order.

Q 3:Can SNREF's refractories work well for my system from other brands?

A: With years of experience in exporting. SNREF has successfully provided refractory materials to a wide range of overseas markets including Asia, North Amercia, South America, Middle East, CIS area etc.

We are experienced with various types of systems.