Send Message
Home ProductsSilica Refractory Bricks

Checker Silica Refractory Bricks Slag Abrasion Resistance

China Zhengzhou Annec Industrial Co., Ltd. certification
China Zhengzhou Annec Industrial Co., Ltd. certification
Customer Reviews
good job and nice quality! Hope our next business

—— Carsten Schmickler

very nice company.waiting for my next visit

—— Neetu Arora

good quality, but price is higher than other supplier.

—— Bipin Vagal

thank you for your products and service. During the project, the staff from your company cooperated with our side perfectly. The goods are all follow our order. The after-sale service also good.


I'm Online Chat Now

Checker Silica Refractory Bricks Slag Abrasion Resistance

Checker Silica Refractory Bricks Slag Abrasion Resistance
Checker Silica Refractory Bricks Slag Abrasion Resistance Checker Silica Refractory Bricks Slag Abrasion Resistance

Large Image :  Checker Silica Refractory Bricks Slag Abrasion Resistance

Product Details:
Place of Origin: China
Brand Name: Annec
Certification: ISO
Payment & Shipping Terms:
Minimum Order Quantity: 20 tons
Packaging Details: 1. Fumigatiom Wooden Pallet 2. Metal or Cardboard square staff 3. Water-proof Film & Fixed Belt Customized packaging is available.
Delivery Time: 7-15 days
Payment Terms: L/C, T/T
Supply Ability: 3000 Ton/Tons per Month

Checker Silica Refractory Bricks Slag Abrasion Resistance

SiO2: ≥95 Al2O3: ≤1.0
Fe2O3: ≤1.3 Apparent Porosity: ≤22(24)
Bulk Density: ≤2.32 G/cm3 Shape: Checker Brick
High Light:

Checker Silica Refractory Bricks


SiO2 Slag Abrasion Resistance Refractory Bricks


Nondeformable Silica Refractory Bricks

Product description

Silica checker brick is a kind of refractory material with high refractoriness and mechanical behavior under high temperature.Fire brick has wide applications, mainly used in metallurgy, construction(cement and glass), petroleum, chemical industry, electric power and machine building.Fire brick is mainly used for industrial furnaces and kilns and thermal equipment.


Physical and Chemical Index of Checker Brick

Alumina Silica Checker Fire Brick
Item Unit RG-95 JG-1 JG-2
SiO2 % ≥95 ≥94.5 ≥94.5
Al2O3 % ≤1.0 ≤1.5 ≤1.5
Fe2O3 % ≤1.3 ≤1.5 ≤1.5
CaO % - ≤2.5 ≤2.5
Apparent Porosity % ≤22(24) ≤22 ≤24
Bulk Density g/cm3 ≤2.32 - -
Ture Bulk Density g/cm3 - ≤2.33 ≤2.34
Cold Crushing Strength Mpa ≥45(35) ≥40 ≥35
Residual Quartz % ≤1.0 ≤1.0 ≤1.0
Refractoriness under load, T0.6 ≥1650 ≥1650 ≥1650
Creep Rate(1550℃X50h ,0.2MPa) % ≤0.8 - -
Thermal conductivity,1000℃ % ≤1.25 ≤1.28 ≤1.3
Linear Change on Reheating(1450℃×2h) % - 0~0.3 0~0.3


Features Of Silica Brick:

Lower impurity content

Excellent resistance in slag abrasion

No shrink in burn repeatedly

Super higher cold crush strength character

Good performance in high temp refractoriness under load

Higher temperate resistant with good refractoriness




1. Specification:Standard&special shape;

2. Well resist acid slag erosion;

3. Refractoriness under load is close to refractoriness ;

4. Nondeformable under high temperature using




Company Information


Zhengzhou Annec CO., Ltd. was founded in 2003, and has been a NASDAQ listed corporation since 2011 with ticker identification ANNC. Annec had become the industrial leader within China in the areas of refractory production, Engineering for hot blast stove of blast furnace, and capability for EPC project. Annec has its own Provincial Enterprise Technology Center and Top Combustion Hot Blast Stove Research Centre, Annec (Beijing) Engineering & Technology Co., Ltd and four Manufacturers for Refractories. The annual output of different type of refractories can reach 150 thousand tons, and undertaken capability of more than 10 turnkey projects for hot blast


Annec has established a strong research and development team, represented by 11 wee known experts including prof. Zhou Gouzhi, an academician of Chinese academy of sciences, Mr. Wu Qichang, Chinese national design master of iron-making engineering. Prof. Zhang Bopeng, Inventor of the top combustion hot blast stove in Shougang Steel. The team possesses a multi-subject crossing and combination superiority in terms of metallurgy, materials science and engineering, thermal engineering, structure engineering, etc. And is beneficial to aim at the front of world steelmaking technology and continuously new technologies and new products to meet challenges of greenization, intelligence and collaboration in steelmaking industry and refractories industry.


Awards and Honors:

Checker Silica Refractory Bricks Slag Abrasion Resistance 0Checker Silica Refractory Bricks Slag Abrasion Resistance 1Checker Silica Refractory Bricks Slag Abrasion Resistance 2Checker Silica Refractory Bricks Slag Abrasion Resistance 3


1.Are you a manufacturer or trader?

Factory + trade (mainly factories, at the same time, we operates other related products)
2.Can we visit your factory?
Sure,welcome at any time,seeing is believing
3.What's the MOQ of trial order ?
No limit,We can offer the best suggestions and solutions according to your condition.
4.Which payment terms are you accept?
T/T,LC,Western Union,moneygram,Paypal are available for us.
5.After an order is placed, when to deliver?
6.Is your company accept customization?
We have own factory and excellent technical team, and we accept OEM service.
7.How about your company's certification?
SGS,ISO9001 and Test Report,also we could apply other necessary certification.
8.How to solve the quality problems?
If the products are not conform to customer samples or have quality problems, our company will be responsible to make compensation for it.



Contact Details
Zhengzhou Annec Industrial Co., Ltd.

Contact Person: Mrs. LI

Tel: 0086-18538075889

Fax: 86-0371-69938888

Send your inquiry directly to us (0 / 3000)