INERT CERAMIC HIGH-PURITY ALUMINA FILLER
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INERT CERAMIC HIGH-PURITY ALUMINA FILLER

Description
Alumina fillers are high performance industrial fillers with alumina (Al₂O) as the main component. Due to its excellent high temperature resistance, chemical stability and mechanical strength, alumina fillers are widely used in catalysis, adsorption, mass transfer and separation. According to the shape and function differences, alumina fillers can be divided into ceramic structural fillers (such as alumina rasching rings,) and functional fillers (alumina balls).
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Description

Ceramic Raschig Ring is a classic loose packing in the field of industrial mass transfer and separation, with its unique material characteristics and structural design, showing excellent performance in high temperature, corrosive environment.


Characteristic


1.Geometric structure

The ceramic rasching ring is a ring structure with the same height and diameter, the common outer diameter ranges from 6mm to 150mm, the wall thickness ranges from 2.5mm to 15mm, the specific size can be customized according to the application needs.


2.Material characteristics


High temperature resistance: can work stably below 1200℃, suitable for high temperature cracking, metallurgy and other extreme environment.


Corrosion resistance: Strong corrosion resistance to inorganic acids, organic acids and organic solvents (except hydrofluoric acid), suitable for strong acid, alkali medium treatment .


Mechanical strength: High hardness ceramic material high compressive strength, excellent wear resistance, service life of more than 10 years.

rasching ring 1 rasching ring 2


Core performance advantages

1.High mass transfer efficiency

The high specific surface area and porosity (usually 70%-81%) promote full contact between gas and liquid, and the mass transfer efficiency is more than 30% higher than that of traditional fillers.

The surface roughness is moderate, which is conducive to the uniform distribution of liquid and reduces the phenomenon of wall flow and channel flow.


2.Energy saving and environmental protection

Low pressure drop design reduces energy consumption, such as 50mm dry packing factor is only 177m⁻¹, significantly reducing system operating costs.

Inorganic ceramic material is non-toxic and harmless, the production process is pollution-free, and meets the requirements of environmental protection.


3.Strong adaptability

Covers a temperature range of -100 ° C to 1200 ° C and withstands high pressures (e.g. 10MPa in petrochemical installations)


Application 

1.Chemical and petrochemical

Used in distillation column, absorption column (such as oil cracking fractionator), treatment of strong acid medium (such as sulfuric acid, hydrochloric acid) and high temperature oil and gas separation 239.


2.Environmental protection project

Enhance biofilm contact in wastewater treatment tower to improve COD removal rate; Exhaust gas treatment for desulfurization, VOCs purification 457.


3.Metallurgy and energy

It is suitable for gas desulfurization tower and high temperature flue gas purification device, and can withstand high dust and high corrosion environment in metallurgical industry.


4.Food and Pharmaceutical

Non-toxic ceramic material in line with health standards, used for solvent recovery, drug purification and other aseptic processes

application 6



Alumina filling balls description

Alumina filling balls is a kind of high temperature environmental protection material, it is also called inert alumina ceramic ball. To put it simply, inert alumina ceramic ball is a kind of high temperature resistant, high pressure and chemically inert ceramic material which is made of high-purity alumina as the main raw material and sintered at high temperature 1650 degree.


Its particles are spherical, with a very smooth surface, excellent physical properties, good chemical stability, low water absorption, and good wear resistance.

filling ball 6filling ball 7


Characteristic

1. High temperature and high pressure resistance: Inert alumina ceramic balls exhibit extremely high resistance at high temperatures, up to 1500 ° C; at the same time, its pressure resistance exceeds ordinary materials, and it has good wear resistance and mechanical properties. These excellent properties make inert alumina ceramic balls widely used in high-temperature flue gas filtration, metallurgy, electric power and other fields.


2. Low water absorption: Inert alumina balls is a very inert material with extremely stable surface properties, very low water absorption, basically no response to moisture, and can well resist moisture and reduce volume.


3. Stable chemical properties: Inert alumina ceramic balls have good chemical stability, exhibit good corrosion resistance to common chemical substances (such as strong acids, strong alkalis, etc.), and are almost not chemically dissolved or corroded , can be used stably for a long time in harsh working environments.


4. Safe and environmentally friendly: Inert alumina filler balls are recyclable, will not pollute the environment, and have good safety.


Chemical Composition and Physical Properties


Series BMTL23 BMTL46 BMTL70 BMTL80 BMTL92 BMTL95 BMTL99 BMTL99.5
AL2O3 (%) ≥23 ≥46 ≥70 ≥80 ≥92 ≥95 ≥99 ≥99.5
Water absorption(%) ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
Bulk density(g/cm3) 1.3-1.4 1.7-1.8 1.85 1.8-1.9 1.9-2.0 1.9-2.0 2.0-2.2 2.0-2.2
Shock resistance (%) Good Good Good Good Good Good Good Good
Dimension(mm) 3mm  6mm  8mm  10mm  13mm  19mm  25mm  50mm


Specification Available

Specification Compressive strength (N)
Inch mm BMTL80 BMTL92 BMTL95 BMTL99
1/8" 3 250 300 500 600
1/4" 6 1200 1500 2000 2500
3/10" 8 1400 1800 3000 3500
3/8" 10 2500 3000 3300 4000
1/2" 13 4000 4500 5000 6000
3/4" 19 6000 7000 12000 13000
1" 25 7000 9000 15000 17000
2" 50 22000 25000 30000 35000


Application

Alumina filling balls are widely used in petrochemical and other industries as packing tower packing balls, catalyst carriers, and as bottom filling materials for oil plants, chemical fiber plants, alkylbenzene, ethylene plants, natural gas plants and other hydrogenation and refining units, catalyst reforming units, isomerization units, demethylation units, etc.


1.Petrochemical industry Alumina fillers can be used in hydrodesulfurization units, sulfidation units and air preheaters, which can effectively prevent chemical reactions in the tower and improve the service life and safety of the equipment. In addition, in the oil refining process, alumina fillers can also be used as fillers for drying towers and preparing high-efficiency fractionation columns.


2. Chemical industry Alumina fillers have good mass transfer and separation effects in chemical reactions and extraction processes, such as tower fillers for chemical reactions such as nicotinic acid, phenol, and sugar. In addition, alumina fillers can also be used to prepare various catalysts and catalytic carriers.


3. Metallurgical industry In the metallurgical industry, alumina fillers are often used in high-temperature and chemically corrosive environments, such as annealing, roasting and other high-temperature calcinations in the metallurgical industry of copper and aluminum, and in absorption towers for corrosive gases such as ammonia, sulfuric acid, and nitric acid.


4. Power industry Alumina fillers can also be used in anti-pollution equipment in the power industry, such as air preheaters, denitrification units and flue gas desulfurization units.


application


What factors should be considered when choosing filling balls?

1.Use environment: When selecting alumina packing balls, it is necessary to consider the environment in which they will be used, such as temperature, acidity and alkalinity.

2. Application field: Alumina packing balls are generally used in reaction towers, packing towers and other fields, and they need to be selected according to the application field. 

3. Packing tower structure: The structure and number of layers of the packing tower will also affect the selection of alumina packing balls, and they need to be selected according to the specific situation. 

4. Origin quality: The origin and quality of alumina packing balls also need to be considered, and reputable and reliable manufacturers and suppliers should be selected. 


In summary, the selection of alumina packing balls needs to consider factors such as environment, application field, packing tower structure and origin quality, and the selection should be made based on the specific situation.


Other types

different types





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