Mullite Saggers & Ceramic Kiln Saggers Supplier Applications

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Insulation and Refractory Materials

Kiln Furniture-Saggars (1)
Kiln Furniture-Saggars (2)
Kiln Furniture-Saggars (3)
Kiln Furniture-Saggars (5)
Kiln Furniture-Saggars (4)
Kiln Furniture-Saggars (1)
Kiln Furniture-Saggars (2)
Kiln Furniture-Saggars (3)
Kiln Furniture-Saggars (5)
Kiln Furniture-Saggars (4)
Mullite Saggers & Ceramic Kiln Saggers Supplier

Laurel Kiln furniture saggars are essential refractory containers used in high-temperature kilns to protect products from contamination, direct flame, and thermal shock. As a professional manufacturer of kiln saggers, we supply high-quality ceramic saggers and mullite saggers designed for demanding industrial firing processes.

Kiln furniture saggars are typically made from high-purity alumina, mullite, or composite refractory materials, ensuring excellent thermal stability and long service life. Ceramic saggers are widely used in industries such as ceramics, powder metallurgy, electronic materials, and battery production.

Mullite saggers, in particular, offer superior resistance to thermal shock and deformation, making them ideal for repeated high-temperature cycles. As a reliable supplier, we provide customized kiln furniture saggars tailored to specific kiln conditions.


Product Details

Key Features of Kiln Furniture Saggars

1. Excellent High Temperature Resistance

Kiln furniture saggars can withstand temperatures above 1400°C, ensuring stable performance in continuous firing processes.

2. Superior Thermal Shock Resistance

Mullite saggers and ceramic saggers resist cracking during rapid heating and cooling cycles, improving durability.

3. High Mechanical Strength

Kiln saggers maintain structural integrity under heavy load, preventing deformation during stacking and firing.

4. Chemical Stability

Ceramic saggers resist chemical reactions with kiln atmospheres and processed materials, protecting products from contamination.

5. Long Service Life

Mullite saggers provide extended lifespan compared to traditional refractory containers, reducing replacement frequency.

Material TypeMain CompositionAl₂O₃ (%)SiO₂ (%)SiC (%)Bulk Density (g/cm³)Max Service Temp (°C)
Cordierite-MulliteCordierite + Mullite35–4545–551.9–2.21250–1300
Mullite3Al₂O₃·2SiO₂60–7525–352.3–2.61500
High AluminaAlumina refractory70–955–252.6–3.01600–1700
Silicon Carbide (SiC)SiC refractory80–982.7–3.11600–1650

Kiln Furniture-Saggars

Types of Kiln Saggers

As an experienced manufacturer, we supply various kiln furniture saggars:

  • Mullite saggers for high-temperature firing

  • Ceramic saggers for general kiln applications

  • High-alumina kiln saggers

  • Cordierite kiln saggers for thermal shock resistance

  • Customized kiln furniture saggars

All kiln saggers can be designed according to drawings, firing cycles, and loading requirements.


Table parameters

Item

Unit

Model

LAUREL-R

LAUREL-N

LAUREL-D

AI2O3

%

38

42

45

SiO2

%

50

47

45

MgO

%

8

7

6.5

Max Working Temperature

ºC

1320

1300

1350

Bulk Density

g/cm3

1.85

2.0

2.0

Apparent Porosity

%

28

25

26

M.O.R. at  20ºC

MPa

14

13

15

M.O.R. at 1250ºC

MPa

11

13

15

Coefficient of Thermal  Expansion

10-6 k-1

2.3

2.4

2.8

at 20ºC - 1000ºC

Specific Heat at 20ºC

Kj/Kg.k

1

1

1

Thermal Shock Resistance


Excellent

Excellent

Excellent 


Features

Applications of Ceramic Saggers

Kiln furniture saggars are widely used in high-temperature industries:

Advanced Ceramics

Ceramic saggers are used for sintering electronic ceramics and structural components.

Powder Metallurgy

Kiln saggers provide protection during metal powder sintering processes.

Battery Materials

Mullite saggers are widely used in lithium battery cathode material production.

Glass and Pigments

Kiln furniture saggars prevent contamination during high-temperature firing.

Rare Earth Materials

Ceramic saggers ensure stable conditions for high-value material processing.

Manufacturing Process

Our kiln furniture saggars are produced using advanced refractory technology:

  1. Raw material selection (mullite, alumina)

  2. Mixing and homogenization

  3. High-pressure forming

  4. High-temperature sintering

  5. Precision finishing and inspection

This process ensures consistent quality and high performance of kiln saggers.


Inquiry Now

contact us

Your satisfaction is our top priority. Whether you have questions, need support, or want to share feedback, our dedicated team is ready to assist you every step of the way.

+86-15264257623

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info@laurelrefractory.com

+86-532-80829560