Hunan Yibeinuo New Material Co., Ltd.
Products
Products
Home > Products > Alumina Ceramics > Alumina Ceramic Sleeve for Pneumatic Conveying Systems

Alumina Ceramic Sleeve for Pneumatic Conveying Systems

Product Details

Place of Origin: Changsha, Hunan, China

Brand Name: Elacera

Certification: ISO9001-2015

Model Number: Alumina Ceramics

Payment & Shipping Terms

Minimum Order Quantity: Negotiable

Price: Negotiable

Packaging Details: Packed in wooden cases or iron racks

Delivery Time: 25-45 workdas

Payment Terms: T/T

Supply Ability: 100,000 ㎡/ year

Get Best Price
Highlight:
Rockwell Hardness:
85 HRA
Color:
White
Vickers Hardness:
900HV10
Coefficient Of Thermal Expansion:
8.2 X 10^-6 /°C
Tensile Strength:
300 MPa
Other Name:
Abrasion Resistant Ceramic
Manufacturing Methods:
Sintering, Hot Pressing, Injection Molding
Product Structure:
Polycrystalline Structure
Purity:
Typically 85% To 99.9%
Dielectric Strength:
10 To 15 KV/mm
Density:
3.65 To 3.95 G/cm³
Thermal Conductivity:
20 To 30 W/m·K
Crystal Structure:
Alpha-alumina (corundum)
Compressive Strength:
Up To 3000 MPa
Composition:
99% Minimum Al₂O₃ (aluminum Oxide)
Rockwell Hardness:
85 HRA
Color:
White
Vickers Hardness:
900HV10
Coefficient Of Thermal Expansion:
8.2 X 10^-6 /°C
Tensile Strength:
300 MPa
Other Name:
Abrasion Resistant Ceramic
Manufacturing Methods:
Sintering, Hot Pressing, Injection Molding
Product Structure:
Polycrystalline Structure
Purity:
Typically 85% To 99.9%
Dielectric Strength:
10 To 15 KV/mm
Density:
3.65 To 3.95 G/cm³
Thermal Conductivity:
20 To 30 W/m·K
Crystal Structure:
Alpha-alumina (corundum)
Compressive Strength:
Up To 3000 MPa
Composition:
99% Minimum Al₂O₃ (aluminum Oxide)
Alumina Ceramic Sleeve for Pneumatic Conveying Systems

Product Description

The alumina ceramic sleeve is a high-performance wear-resistant composite pipeline designed for severe abrasion conditions in pneumatic conveying systems. The product adopts a three-layer structure consisting of stainless steel pipe, high-strength adhesive, and 95% alumina ceramic lining. This design provides superior wear resistance, corrosion resistance, and stable operation under medium-temperature environments.

It is particularly suitable for lithium battery raw material conveying, cement powder transport, and mining material handling where pipelines suffer from rapid wear, frequent replacement, and high maintenance costs.


Product Structure 

Three-layer composite structure:

Steel pipe base (304 stainless steel/SS400)

High-strength epoxy adhesive layer

95% alumina ceramic liner


Structure Parameters

Item Specification
Steel thickness 3–5 mm
Adhesive thickness 2–3 mm
Ceramic thickness 5–15 mm
Steel material 304 stainless steel
Structure Steel + adhesive + ceramic

Technical parameters

Items Specifications
Content of alumina ≥92% ≥95%
Density ≥3.6 g/cm3 >3.8g/cm3
Rockwell A hardness ≥82HRA ≥85HRA
Impact strength ≥1200 MPA ≥1500 MPA
Fracture toughness ≥3.8MPa·m1/2 ≥4.0MPa·m1/2
Vickers hardness ≥1150HV10 ≥1200HV10
Bending Strength ≥290MPa ≥330MPa

Product Features

High-density alumina ceramic liner

Smooth inner wall reduces friction

Excellent wear resistance

Strong bonding structure

Corrosion resistant

Medium temperature resistance up to 150℃


Product Advantages

Service life is 4–5 times longer than steel pipes

Reduce pipeline replacement frequency

Lower maintenance cost

Prevent material contamination

Lightweight and easy installation

Improve conveying efficiency


Customized processing

Alumina ceramic sleeves support customized processing and can be designed and manufactured according to the specific needs of customers. Customized processing includes customized drawing and processing of supplied materials, which can meet customers' personalized requirements for product shape, size, precision, etc.

Precautions

When using alumina ceramic sleeves, care should be taken to avoid friction or collision with hard objects to avoid damaging their surface. When used in high-temperature environments, care should be taken to control the temperature range to avoid exceeding its high-temperature resistance limit. During storage and transportation, care should be taken to keep the alumina ceramic sleeves dry and clean to avoid moisture and contamination.


How to choose the right alumina ceramic sleeve pipe?

Choosing the right ceramic sleeve pipe requires considering factors such as the use environment, working temperature, mechanical stress, chemical corrosiveness, and electrical performance requirements. For example, in a high-temperature environment, it is necessary to choose an alumina ceramic sleeve with high-temperature stability; in a highly corrosive environment, it is necessary to choose a material with better corrosion resistance.


What are the technical advantages of alumina ceramic sleeve pipes?

Ceramic sleeve pipes have many technical advantages, including high strength, high hardness, high-temperature resistance, and corrosion resistance. These characteristics enable alumina ceramic sleeves to remain stable in extreme working environments and have good insulation properties. In addition, it also has excellent tensile properties, no adverse effects on the environment, and excellent thermal insulation properties. These technical advantages make it widely used in various fields and favored by users.


FAQ

Q1: What is the service life?

A1: The service life is 4-5 times longer than ordinary steel pipes.

Q2: What materials can be conveyed?

A2: Powder, cement, lithium battery materials, coal powder, and bulk solids.

Q3: Can the size be customized?

A3: Yes, customized according to drawings.

Q4: What is the maximum working temperature?

A4: Long-term operation up to 150℃.

Q5: Is installation complicated?

A5: No, lighter weight makes installation easier.

Q6: Which industries use this product?

A6: Cement, mining, steel, power plant, and chemical.

Q7: What is the minimum order quantity?

A7: No MOQ requirement.

Q8: Do you provide technical support?

A8: Yes, online and on-site support available.