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Mullite Ceramic Pipe for Power Plants & Chemical Industry: Ensure Safe & Efficient Conveying High Abrasion & Temperature Resistance

Categories	Ceramic Lining Pipe
Brand Name:	Elacera
Model Number:	Wear Resistant Ceramic Pipe
Certification:	ISO9001-2015
Place of Origin:	Changsha, Hunan, China
MOQ:	Negotiable
Price:	Negotiable
Payment Terms:	T/T
Supply Ability:	100,000 ㎡/ year
Delivery Time:	25-45 workdas
Packaging Details:	Packed in wooden cases or iron racks
Pressure Resistance:	High
Longevity:	Long-lasting
Chemical Resistance:	Strong
Color:	White
Lining Thickness:	Customizable
Lining Type:	Pipe
Size:	Customizable
Impact Resistance:	Good
Hardness:	HRA 85-90
Corrosion Resistance:	Excellent
Size Range:	DN50-DN2000
Application:	Pneumatic Conveying System

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Mullite Ceramic Pipe for Power Plants & Chemical Industry: Ensure Safe & Efficient Conveying High Abrasion & Temperature Resistance

Product Description

Mullite ceramic tubes are high-performance refractory ceramic products primarily composed of mullite (chemical formula: 3Al₂O₃·2SiO₂). They are manufactured using high-purity alumina and silica raw materials, through precise proportioning, forming (such as isostatic pressing and extrusion molding), and high-temperature sintering. Due to their excellent high-temperature performance, good thermal shock resistance, and moderate mechanical strength, mullite ceramic tubes have become indispensable key components in high-temperature industrial applications, particularly suitable for situations requiring long-term resistance to thermal loads, sudden temperature changes, and corrosive environments.

Core Features

Excellent High-Temperature Resistance: Mullite ceramic tubes can withstand temperatures up to approximately 1700°C, enabling stable operation in high-temperature environments such as furnaces and kilns, making them an ideal choice for high-temperature industrial applications.

Good Thermal Shock Resistance: Their low thermal expansion coefficient gives them excellent thermal shock resistance, allowing them to withstand rapid temperature changes without cracking, maintaining structural integrity under conditions of frequent heating and cooling.

Moderate Mechanical Strength: Mullite ceramic tubes possess good mechanical strength, meeting the mechanical performance requirements of most industrial applications. Compared to higher-grade ceramics such as alumina or zirconia, they offer better cost-effectiveness in applications requiring moderate mechanical strength.

Strong Chemical Corrosion Resistance: Mullite ceramic tubes are inert to most chemicals and can resist corrosion from acids, alkalis, and other chemical media, making them suitable for chemically corrosive environments such as chemical processing and metallurgy.

Low Creep: At high temperatures, mullite ceramic tubes exhibit very slow creep, maintaining their shape and dimensions over long periods, ensuring the long-term reliable operation of equipment.

Excellent Electrical Insulation: These ceramic tubes possess good electrical insulation properties, making them suitable for use as insulating components in the electronics industry, thereby ensuring the safe operation of electrical equipment.

What factors influence the price of mullite ceramic tubes?

Raw Material Quality: High-purity aluminum oxide/silicon dioxide (especially imported or ultra-pure raw materials) and environmentally friendly auxiliary materials will increase costs, while ordinary industrial-grade raw materials are cheaper.

Production Process Complexity: Ordinary extrusion + sintering is low-cost, while isostatic pressing, precision machining (such as polishing and drilling), and special coating treatments will increase prices by 50%-100%.

Product Specifications and Customization: Standard sizes (single-hole straight tubes) are affordably priced, while extra-long/extra-thin/thick-walled tubes, multi-hole/irregularly shaped tubes, high-pressure resistant/low-porosity tubes, and other customized products are 40%-120% more expensive.

Order and Delivery Conditions: Large quantities (over 1000 pieces) enjoy a 10%-20% discount, while small quantities/samples are 30%-50% more expensive; expedited delivery (within 7 days) requires an additional 15%-30% expedited fee.

Application Scenarios and Market: Ordinary industrial applications (such as kiln insulation) are low-priced, while high-end applications (aerospace, electronics, semiconductors) are 2-3 times more expensive due to higher requirements; prices may also increase slightly when market supply is insufficient.

What are the manufacturing processes for mullite ceramic tubes?

Raw material preparation: High-purity alumina, silica, and additives are mixed to form a green body.

Forming: The green body is formed into a tubular preform (the key differentiating step);

Sintering: High-temperature sintering at 1600-1800℃ to form a dense structure;

Post-processing: Cutting, polishing, and coating as needed, followed by quality inspection.

Packaging and Shipping
Inner Packaging: Each pipe is individually wrapped in bubble wrap or foam board to protect it from damage.

Outer Packaging: Sturdy wooden boxes or fumigated wooden pallets with internal mounting brackets ensure the product is secure and safe during long-distance ocean transport.

Clear Labeling: The packaging is clearly labeled with product model, quantity, weight, and labels such as "Fragile" and "Moisture-Proof."

FAQ

Q1: Which is more suitable for high-temperature applications: mullite ceramic tubes or alumina ceramic tubes?

A1:Mullite is superior. Mullite exhibits high-temperature resistance of up to 1700℃ and superior thermal shock resistance (resistance to sudden temperature changes) compared to alumina, making it well-suited for high-temperature conditions involving frequent heating and cooling cycles. Although alumina has slightly higher mechanical strength, its maximum operating temperature (1600℃) and thermal shock resistance are somewhat weaker.

Q2: Will insufficient raw material purity affect product performance?

A2: Yes. Low-purity raw materials (such as alumina <95%) contain more impurities, which can lead to uneven crystal phases after sintering, making them prone to cracking and increased creep at high temperatures, thus shortening their service life. The impact is relatively small in general industrial applications, but high purity is strictly required in high-end applications (electronics, aerospace).

Q3:Is it possible to customize the size for small orders?

A3: Yes, but it will be more expensive. Small-batch customization requires separate mold making or equipment adjustments, resulting in a unit price 30%-50% higher than regular bulk products. Some manufacturers may also charge a small customization fee, and the delivery time will be longer (approximately 10-15 days).

Q4: Can mullite ceramic tubes be used in highly corrosive environments?

A: Standard models can withstand most acidic and alkaline media (such as hydrochloric acid and sodium hydroxide solutions); however, for highly corrosive environments (such as concentrated nitric acid or fluoride environments), a high-end version with a surface coating treatment should be selected, or the manufacturer should be explicitly informed to adjust the formula.

Mullite Ceramic Pipe for Power Plants & Chemical Industry: Ensure Safe & Efficient Conveying High Abrasion & Temperature Resistance

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