Mullite Insulation Furnace High Temperature Refractory Bricks White Color Square Size

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Material: Bauxite Chamotte Color: White
Refractoriness: ≥1770 Size: Square
Bulk Density: 2.4-2.7 Al2O3 %: 40-89


Mullite Insulation Furnace High Temperature Refractory Bricks White Color Square Size

Product Introduction

The product is sintered under high temperature with high purity raw materials and advanced production technologies. Featured by high pressive strength and high temperature resistance as well as thermal shock resistance, it is widely used in the lining of medium-high temperature kilns.


Product Parameters


This is only part of the parameter, and there are detailed requirements to inform me so that you can provide detailed parameters for you.


Items MD-0.5 MD-0.6 MD-0.8
Al₂O₃ ≤ 45 55 65
Fe₂O₃ ≤ 0.8 0.8 0.7
PLC ℃ ≤ 1.0% 1350 1350 1450
Bulk Density (g/m³) ≤ 0.5 0.6 0.8
CCS Mpa  ≥ 2.0 2.5 3.0


Zhengzhou Rongsheng Kiln Refractory Co., Ltd, located in the beautiful Xinmi CIty,Henan Province with rich refractory materials. Established in the early 90s of twenty century, with continuous innovation and development, now we are a comprehensive enterprise producing refractory in metallurgy, electirc power, building materials, chemical industry, glass, non-ferrous metals, ect. There are more than 180 staffs, including 20 professional technicians. We have 3 automatic production lines for shaped, unshaped and insulating refractory materials.
Customer visit:

Rongsheng Refractory bricks / materials / ceramic fiber blanket Vietnamese distributors, they mainly engage in refractory cement and castables, and related to
Vietnam’s electricity, steel, ceramics and other fields.
Indian customers on the company showcase placed in the various types of insulation brick, clay brick, high alumina bricks, fire-resistant balls, etc. Rongsheng Refractory bricks / materials / ceramic fiber blanket
Rongsheng Refractory bricks / materials / ceramic fiber blanket Bangladesh customers came to Rongsheng Refractories,They repeatedly watch our high-quality high aluminum bricks, frequently praised.

Packing and Delivery:

Q1: Is your Zhengzhou Rongsheng Refractory a manufacturer or trader?
A1: Manufacturer, some time we help our clients to purchase relevant products as a trader.
Q2: What’s the MOQ?
A2. No limitation.
Q3: How can we go to your Zhengzhou Rongsheng Refractory factory for visiting?
A3: (1). By Air: Zhengzhou International Airport
(2). By Fast Train: from Guangzhou to Zhengzhou, around 6 hours
from Shanghai to Zhengzhou, around 5 hours
from Beijing to Zhengzhou, around 3 hours
Q4: What’s the proportion of abroad business?
A4: Abroad market around 35%; Domestic market around 65%; and now export proportion is increasing.
Q5: Does your Zhengzhou Rongsheng Refractory provide turn-key projects?
A5: Yes, we already finished several turn-key projects at home and abroad.
Q6: Does your Zhengzhou Ronghseng Refractory supply samples?
A6: Yes, we can supply samples for free, and the freight will be undertaken by clients.