Thermal Insulation Mullite Brick Insulating Light Weight Gr23 Gr25 Gr26

• Refractoriness (℃): 1770< Refractoriness< 2000
• Feature: Long Time Materials
• Type: Heat-Resistant Material
• Shape: Brick
• Material: Alumina Block
• Function: Insulation Brick
• Model NO.: Gr23
• Product: Insulating Brick
• Application: Industrial Furnaces
• Al2O3 %: 40
• Transport Package: on Fumigated Wooden Pallets
• Specification: dimension 230/114/64 or as customer′s requirement
• Trademark: KAIYUAN
• Origin: China
• HS Code: 690220000
• Production Capacity: 2000 Tons/Month

Product Description

Product Description

Insulating Fire Bricks are a special type of brick that handles high temperatures and as insulation function, which is mainly used in fireplaces, fireboxes, furnaces, and kilns
Insulating Brick: GR23 grade
 

Essential properties	Unit	Imposed Value
Classification Temperature	°C	≥ 1250
Bulk Density	g/сm^3	≤ 0.65
Cold Crushing Strength	MPa	≥ 1.0
Thermal Expansion  20°C - 1000°C	%	≤ 0.55
Thermal Conductivity                                                                    200°C                                                                      400°C                                                                      600°C                                                                     800°C 1000°C	W/mK	≤ 0.16 ≤ 0.19 ≤ 0.22 ≤ 0.26 ≤ 0.30
Permanent Linear Change 1200ºC 24h	%	- 1 ≤ PLC ≤ 0
Al2O3	%	≥45
Fe2O3	%	≤1.0

Company Profile

Producing facilities

Test Equiptment

Our Main Products

Alumina Brick

 

 

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.

Package

 

Contract Kiln Construction

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

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 issues.

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