Silicon Nitride Ceramic Crucible Si3N4 Crucible with Lid

Silicon nitride ceramic crucible is made of high purity silicon nitride powder as raw material, mixed with sintering additives, pressed into the shape of a crucible, and then sintered in pressurized nitrogen environment to form a dense structure of silicon nitride ceramic crucible. Silicon nitride crucible is resistant to high temperature, acid and alkali corrosion, also with good thermal shock resistance, it is widely used in high temperature chemical analysis experiments and industrial material testing, used to heat and melt various materials.

Brand:
ATCERA
Item NO.:
AT-DHG-GG001

Materials
Si3N4
Shapes
Crucible
Applications
Petrochemical Industry , Metallurgy Industry , Laboratory Equipment and Instruments

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Properties of Silicion Nitride Ceramic Crucible

Silicon nitride ceramic has good chemical corrosion resistance, high strength, high hardness, good wear resistance, high temperature resistance, and small thermal expansion coefficient and friction coefficient.

1. High Temperature Resistance

Silicon nitride crucible can withstand high temperature, suitable for melting a variety of high temperature metal and ceramic materials;

2. Corrosion Resistance

Si3N4 crucible has good corrosion resistance and can resist the erosion of most acid and alkali solutions;

3. Wear Resistance

Silicon nitride crucible has high hardness and good wear resistance, can be used for a long time without wear failure, and can be reused many times;

4. Good Thermal Shock Resistance

Silicon nitride crucible thermal expansion coefficient is low, with high thermal conductivity and good thermal shock resistance, can keep stable performance in the case of rapid temperature changes.

Applications of Si₃N₄ Ceramic Crucible

Silicon nitride ceramic crucible is widely used in melting and sintering test of various metal and non-metal materials.

1. Laboratory analysis: Silicon nitride crucible can be used to heat and melt various materials, including metal and non-metal material. By observing the changes and behavior of materials at high temperature, their physical and chemical properties can be studied and identified.

2. Industrial analysis: In industrial production, silicon nitride crucible can be used to analyze and test raw materials, intermediates and final products. By using silicon nitride crucible for high temperature analysis, the properties and characteristics of the product can be better understood, so as to optimize the production process and improve product quality.

3. Material preparation: Through the use of silicon nitride crucible, can prepare a variety of high-performance materials, such as metal alloys, ceramics, glass and so on. By controlling the composition and process conditions of materials, materials with excellent properties can be obtained.

4. Scientific research: In the field of scientific research, silicon nitride crucible can be used as a high temperature vessel to study the physical and chemical properties of various materials, such as the phase change behavior of different materials at different temperatures, chemical reaction kinetics, etc.

Design Size for Silicon Nitride Ceramic Crucible

We are committed to delivering optimal silicon nitride ceramic crucible tailored to your exact specifications. Our dedicated team ensures meticulous adherence to your instructions, striving to exceed customer expectations. Additionally, we offer the flexibility of customized sizes to accommodate your unique requirements.

The requirements below shall be provided if customized design request:

1. Drawing (can attach material requirements, size, tolerance standard)

2. High temperature resistance requirements

3. Application scenario

Machining Tolerance:

1. Diameter: ±0.01mm

2. Hole Depth: ±0.005mm

3. Surfance Roughness: Ra0.5

4. Cylindricity: ±0.004mm

5. Concentricity: ±0.003mm

6. Parallelism: ±0.002mm

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Drawing of Silicon Nitride Ceramic Crucib Cylindrical

Silicon Nitride Ceramic Crucib Cylindrical
Item NO.	External Diameter (mm)	Inner Diameter (mm)	Height (mm)	Thickness (mm)
AT-DHG-GG001	61	50	65	5.5
AT-DHG-GG002	58.0	50.0	70.0	4.0
AT-DHG-GG003	58.0	52.0	90.0	3.0
AT-DHG-GG004	72.0	65.0	95.0	3.5
AT-DHG-GG005	81.5	70.0	90.0	5.5
AT-DHG-GG006	81.0	72.0	100.0	4.5
AT-DHG-GG007	85.0	75.0	105.0	5.0
AT-DHG-GG008	87.0	75.0	108.0	6.0
AT-DHG-GG009	87.0	78.0	112.0	4.5
AT-DHG-GG010	88.0	80.0	115.0	4.0
AT-DHG-GG011	93.0	85.0	125.0	4.0
AT-DHG-GG012	99.0	90.0	125.0	4.5
AT-DHG-GG013	104.0	95.0	130.0	4.5
AT-DHG-GG014	110.0	100.0	135.0	5.0
AT-DHG-GG015	131.0	120.0	150.0	5.5
AT-DHG-GG016	136.0	125.0	165.0	5.5
AT-DHG-GG017	172.0	150.0	190.0	6.0

Drawing of Silicon Nitride Ceramic Crucib Conical

Silicon Nitride Ceramic Crucib Conical
Item NO.	Upper Diameter (mm)	Bottom Diameter (mm)	Height (mm)	Thickness (mm)
AT-DHG-GG018	58	33	66	3
AT-DHG-GG019	58	35	68	5
AT-DHG-GG020	59	35	71	4
AT-DHG-GG021	67	42	78	4.5
AT-DHG-GG022	73	44	86	5
AT-DHG-GG023	75	46	78	4.5
AT-DHG-GG024	79	46	96	5
AT-DHG-GG025	80	70	78	4.8
AT-DHG-GG026	83	50	106	6
AT-DHG-GG027	91	56	108	6
AT-DHG-GG028	100	65	110	5.5
AT-DHG-GG029	100	60	118	7
AT-DHG-GG030	100	60	70	4

Technical Data of Silicon Nitride Materials

Si3N4 Type	Gas pressure sintering Si3N4	Hot pressing sintering Si3N4
Density (g/cm³)	3.2	3.3
Flexture strength (MPa)	700	900
Young Modulus (GPa)	300	300
Poisson's ratio	0.25	0.28
Compressive strength (MPa)	2500	3000
Hardness (GPa)	15	16
Fracture toughness (MPa*m^1/2)	5~7	6~8
Maximum working temperature (℃)	1100	1300
Thermal conductivity (W/m*K)	20	25
Thermal expansion coefficient (/℃)	3*10^-6	3.1*10^-6
Thermal shock resistance (ΔT ℃)	550	800

*This chart illustrates the standard characteristics of the silicon nitride materials commonly employed in the manufacturing of our Si₃N₄ products and parts. Please be aware that the attributes of customized silicon nitride products and parts may vary depending on the specific processes involved. Detailed parameter is decided by type and composition of stabilizing agent.

Usage Instructions

1. Before use, the crucible should be carefully checked if any cracks, damage or other problems to ensure that it is intact and clean;

2. When use silicon nitride crucible, attention should be paid to the selection of other accessories, which must be matched with the crucible;

3. Using temperature shall be controlled, not exceed the maximum working temperature that the crucible can withstand, so as not to damage the crucible;

4. After use, the silicon nitride crucible should be properly cleaned and maintained for reuse.

Valuable Information

Si₃N₄ Ceramic Crucible Packing

Silicon nitride electric crucibles are carefully packaged in appropriate containers to avoid any potential damage.

Customization Advantages

1. According to your application scenario, analyze the needs, choose the appropriate material and processing plan.

2. Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.

3. Flexible business cooperation mechanism, support at least one piece of quantity customization.

4. Quickly provide samples and test reports to confirm that the product meets your needs.

5. Provide product use and maintenance suggestions to reduce your cost of use.

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FAQ

Do you supply the materials unlisted on your website?

Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.

Can you aid in material selection & ceramic product design?

Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.

Do you have a minimum order value requirement?

We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.

What services beyond ceramic products do you offer?

In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.

Do you offer international shipping services?

Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.

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