YUFENGREC offers a complete range of high quality dry pressed Holloware casting bricks/Bottom pouring bricks, ranging from 40% to 70% in alumina content. including Funnel , Round & Square Tube, Runner Brick, Sleeve Brick , End Runner ,Bottom Guide , Central Brick (Spider), Stopper ,Well Block etc . Firing is accomplished in multi-stage kilns to ensure even and accurate burning and consistent properties. Strict quality control standards control brick appearance and inherent variables such as strength, density and porosity.
Method of Manufacturer: Dry Pressing
Key Features of Bottom pouring brick
* High Thermal Shock Resistance
* High Hot Strength
* High Chemical Stability under High Temp.
* Low sticking of refractory and steel after use
* Excellent Alkalis Resistant
* Good Creep Rate Under High Temp.
Technical Data of Andalusite Bricks
Item | Unit | Bottom Pouring Hollowware Brick | ||||||
FC40 | FC42 | FC45 | BX50 | BX60 | BX70 | BX75 | ||
Typical Applications | Cast Irons ,Lower Alloyed Steel , | Low to medium alloyed steel | ||||||
Main Raw Material | Fireclay | Fireclay | Fireclay | Bauxite | Bauxite | Bauxite | Bauxite | |
Al2O3 | % | ≥40 | ≥42 | ≥45 | ≥50 | ≥55 | ≥70 | ≥75 |
Fe2O3 | % | ≤2.5 | ≤2.2 | ≤2.2 | ≤2.2 | ≤2.2 | 2.0 | 2.0 |
Bulk Density | g/cm3 | ≥2.10 | ≥2.15 | ≥2.17 | ≥2.20 | ≥2.25 | ≥2.30 | ≥2.35 |
Apparent Porosity | % | ≤25 | ≤26 | ≤26 | ≤26 | ≤26 | ≤27 | ≤27 |
Cold crushing strength | MPa | ≥30 | ≥35 | ≥35 | ≥35 | ≥35 | ≥40 | ≥40 |
Refractoriness Under Load 0.2 MPa T0.5 | T0.5 /ºC | ≥1320 | ≥1350 | ≥1350 | ≥1400 | ≥1420 | ≥1450 | ≥1500 |
Item | Unit | Bottom Pouring Hollowware Brick | |||
A-62 | A-70 | M60 | M70 | ||
Typical Applications | High Alloyed Steel , long casting times | ||||
Main Raw Material | Andlusite | Andlusite | Mullite | Mullite | |
Al2O3 | % | ≥62 | ≥70 | ≥60 | ≥70 |
Fe2O3 | % | ≤1.90 | ≤1.80 | ≤1.80 | ≤1.60 |
Bulk Density | g/cm3 | ≥2.27 | ≥2.30 | ≥2.30 | ≥2.32 |
Apparent Porosity | % | ≤25 | ≤26 | ≤24 | ≤25 |
Cold crushing strength | MPa | ≥35 | ≥40 | ≥35 | ≥40 |
Refractoriness Under Load 0.2 MPa T0.5 | T0.5 /ºC | ≥1500 | ≥1550 | ≥1600 | ≥1620 |
* The data are average results of test under standard procedures and are subject to variation. Results should not be used for specification purposes or creating any contractual obligation.
Application of Bottom pouring brick
* Bottom Pouring Solutions for Cast Irons ,Lower ,Medium ,High Alloyed Steel productions
Productions Exhibitions
More refractory fire bricks please contact us!
YUFENG Refractory located in Zibo, Shandong, which is an important production base of ceramics and industrial refractory in China. We engaged in researching supplying of refractory and high temperature with more than 30 years of experience and technology .
With our 3 refractory production base, with annual capacity of more than 100,000 metric tons of refractory brick and other material .The facilities include raw material precessing , Friction press , hydraulic pressing , Isostatic pressing and high temperature tunnel kiln and shuttle kiln .
We are not only the suppliers of high quality products on a world wide scale, but also provide and share the technical support with the clients , to help our clients getting the high efficiency and saving cost.
Cost Effectiveness
We'd like to help finding the best solution for your project ,that means working hard to minimize costs of both production and transport, while maintaining the quality that will deliver the performance you need
Timely Delivery & Reliability
whatever you are wholesalers or end users , we understand that receiving the correct products on time is critical for you, so we hold ourselves to the highest standards when it comes to timely delivery and reliability.
Quality Assurance
We always set ourselves the highest standards throughout our business so that we consistently provide products that meet the needs of our customers.
We cooperate closely with our customers make us fully understand the performance they require and provide the appropriate solution.
We always aimed at the meet the challenges of the future and ensure our material remain the highest quality. We have worked hard to establish a comprehensive Quality Management System which has been certified as meeting the requirements of ISO 9001:2008.
This commits us to a continuous process of improvement whereby we are always looking for ways to enhance our products so they continue to meet the needs for refractory and insulating materials in a wide range of industries and to increase the efficiency of our manufacturing processes while refusing to compromise on quality and reliability.
Q1: Are you a refractory material manufacturer or a trader?
A1: We are a refractory material manufacturer in Shandong, China.
Q2: What kind of refactory products do you mainly produce?
A2: Our products include a range of kiln furnitures, dense refractory bricks, high temprature insulating material, monilithic refractories and ceramics.