Factory Supply Refractory Grade Silicon Carbide Brick

• Refractoriness (℃): 1770< Refractoriness< 2000
• Feature: Long Time Materials
• Type: Refractory Material
• Shape: Brick
• Material: Silicon Carbide (SiC)
• Sic: 74%
• Application: Metallurgy Industry
• Transport Package: on Fumigated Wooden Pallets
• Specification: special pipe shape
• Trademark: KAIYUAN
• Origin: China
• HS Code: 690220000
• Production Capacity: 2000 Tons/Month

Product Description

Silica carbide refractory brick
TECHNICAL DATA SHEET
HYSICOCHEMICAL CHARACTERISTICS
SiC Part:
Property                                             Unit                 Values
SiC content                                         %                 73.5 - 82
SiN4 content                                     %                   Min 14
Si content                                         %                   Max 1
SiO2 content                                      %                  Max 3
Al2O3 + Fe2O3+ CaO                        %                    Max 1.7
Bulk density                                    g/cm3                Min 2.58
Geometrical density                        g/cm3                 2.58 - 2.72
Apparent porosity                             %                     15 - 19
Cold MOR                                       MPa                     Min 30
Cold crushing strength                   MPa                     150 - 250
Moduls of Elasticity                         MPa                         Min 170
Semi Graphitic Carbon Part:
Property                                             Unit                 Limits (Graphitic)
Graphite content                                 %                         30%
Real Density                                     gm/cc                     1.88 - 2.1
Apparent Density                             gm/cc                     1.48 - 1.65
Porosity                                                 %                         < 19
Ash Content                                         %                         < 4
*Crushing Strength                             MPa                         > 25
*Flexural Strength                                MPa                         > 8
*#Electrical Resistivity at 20OC Micro ohm/m                         < 40
*#Thermal Conductivity at 30OC W/m-K                               > 9   
* # Coefficient of Linear Thermal μm/(K.m)                        2.3 - 5.0
Expansion (Typical range 20-200°C).
Sodium (Na expansion)                           %                     < 0.80.

Why choose us? 


Zhengzhou Kaiyuan Refractories Co., Ltd is a manufacturer of silicon-aluminum refractory (fireclay brick, high alumina brick, silica brick, mullite brick, corundum brick, insulation brick, castable, mortar) for coke oven, blast furnace, hot blast stove, heating furnace, anode baking furnace, boilers and other industrial furnaces for 20 years located in Henan, China. 

Our total annual production capacity is about 100,000 tons of dense-shaped refractory product, and 100,000 tons of monolithic refractory product. 
We have three tunnel kilns for silicon-aluminum dense bricks and one new plant for the monolithic refractory. 
We're sure our custom-made products and professional services will bring you a stable quality supply and more profit. 

Our Laboratory and R&D Center



Contract Kiln Construction 
Certificates 

FAQ 

1. Are you a Manufacturer or trader?
A: We are manufacturer and our plant is located in Xinmi city, Henan, China
 

2. Can we visit your company?
A: You are warmly welcome to visit our company at anytime, you'll not regret of the visiting.

3. Do you accept OEM?
A: Yes, we do OEM.

4. What's the MOQ of trial order?
A: We care about all the potential customers and take all the trails orders. 

5. What is the payment term?
A: TT, LC, DP, DA.

6. How long is the delivery time?
A: Usually within 35 days after down payment.

7. Do you accept third party inspection ?
A: Yes for sure, we accept the third party inspection before delivery.

8. What is your after-sell service?
A: The rejected goods can be replaced or we can make compensation for it. We can send technical engineers to the end user for technical issue.

9.What is your company's certification?
A: ISO9001 certificate