High Thermal Insulation Lightweight Alumina Bubble High Alumina Mullite Fireproof Resistant Brick

• Customization: Available
• Feature: Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Light Weight, Low Thermal Conductivity, Long Time Materials
• Production Process: Extrusion Method
• Model NO.: JUCOS
• Shape: Brick, Brick
• Type: Refractory Material
• Material: Alumina Block
• Size: Customizable
• Certifiacte: ISO9001, CE, etc
• Bulk Density: 1.45-1.60
• Cold Crushing Strength: 15-20MPa
• Thermal Conductivity: 1.4
• Al2O3: 85-95
• Sio2: 85-99
• Transport Package: Sea-Worthy Wooden Pallet
• Specification: 230*114*64mm or 230*114*76mm
• Trademark: jucos
• Origin: China
• HS Code: 6902200000
• Production Capacity: 20000mt/Year

Product Description

Product Description

Alumina bubble brick using Alumina hollow ball as main raw material, high performance alumina ultrafine powder as additive, organic matter do binder, forming after drying, alumina hollow ball fired at 1750 ºC , this material with low thermal conductivity, heat preservation,high compressive strength, Alumina bubble brick has excellent heat resistance performance and heat insulation performance, which can be directly used as the working lining of high temperature kiln.Mainly used in the hot face refractory lining of pyrolyzer,hot blast furnace ,preheating furnace,tunnel kiln ,pushed slab kiln,crucible furnace ,electric furnace ,etc .

Features Of Alumina bubble brick

1. High purity
2.High mechanical strength
3.Low thermal conductivity
4.Low bulk density (lighter than the same kind of material ,thin kiln wall, low cost )
5. Mainly apply to the insulation layer of coal-water slurry gasifier
6. Excellent thermal insulation
7. Good chemical stability (acid-base erosion resistance )
8. High compressive strength

Applications Of Alumina bubble brick

Mainly used in the industries such as metallurgical ,refractories,ceramics,petrochemical,It can be used as the hot face refractory lining of pyrolyzer,hot blast furnace ,reheating furnace,tunnel kiln ,pushed slab kiln,crucible furnace ,electric furnace ,etc .

Specifications Of Alumina bubble brick

Alumina contents range from 85% to 99%
Widely used throughout metallurgical industry

Physical And Chemical Indicators Of Alumina bubble brick

Brand   Properties		LG-99	LG-90	LG-85
Chemical Analysis (%)	Al2O3	≥99	≥90	≥85
	SiO2	≤0.3	≤7	≤13
	Fe2O3	≤0.1	≤0.1	≤0.2
Bulk Density (g/cm^3)		1.45~1.60	1.45~1.60	1.45~1.60
Cold Crushing Strength (MPa)		≥15	≥15	≥20
Permanent Linear Change (%)@ 1600ºC		±0.2	±0.2	±0.3
Thermal conductivity (W/m.k)@ 800ºC		≤1.4	≤1.4	≤1.4
Maximum Service Temperature(ºC)		≥1800	≥1700	≥1600
Main Applications		Reheating Furnace Blast Furnace                                                                            Petrochemical Furnace General Industrial Furnace etc.

Product Pictures Of Alumina bubble brick

Q1 : How can you control your quality?

A1 : For each production processing, JUCOS have complete QC system for the chemical composition and Physical properties. After production, all the goods will be tested, and the quality certificate will be shipped along with goods. 

Q2 : What is your lead time? 

A2 : It usually needs about 15- 20 days after receiving the PO. 

Q3 : Do you provide free samples?

A3 : Yes, free samples are available, generlly speaking, the buyer shall bear all the delivery cost. 

Q4 : What is your payments terms?

A4 : We can accept 30% deposit, 70% balance to be against the BL copy or by LC, or other payment terms. 

Q5 : Can we visit your company?

A5 : Yes, for sure, you are welcome to visit JUCOS company. 

Q6 : What standards do you have?

A6 : Our products meet the standards, such as ASTM, ASME, AMS, DIN, JIS etc. 

      The third party testing is all available for us.