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Si3N4 Bond SiC (NSiC) Ceramic Riser And Stalk Tube For Low Pressure Die Casting Industry

Si3N4 Bond SiC (NSIC) Ceramic riser tube/stalk tube/lift tube, also named NSIC Ceamic lift tube/stalk tube is a high-performance ceramic composite material with excellent properties such as high temperature resistance, corrosion resistance, wear resistance, and high strength. It is widely used in the non-ferrous metal casting industry, particularly within the aluminum alloy low-pressure die casting industry.

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Introduce

The silicon nitride bonded silicon carbide (NSIC) is a refractory material made from SiC and Si as raw materials, nitrided and bonded by Si3N4, widely used in various fields due to its excellent physical and chemical properties.

Si3N4 Bond SiC (NSIC) ceramic riser tube/stalk tube/lift tube, also named NSIC Ceramic lift tube/stalk tube is a high-performance ceramic composite material with excellent properties such as high-temperature resistance, corrosion resistance, wear resistance, and high strength. It is widely used in the non-ferrous metal casting industry, particularly within the aluminum alloy low-pressure die-casting industry.

Si3N4 Bond SiC (NSiC) Riser And Stalk Tube For Low Pressure Die Casting Industry

Advantages

1. Excellent resistance to molten aluminium , no pollution to the molten metals;

2. Excellent thermal shock resistance, preventing slagging or cracking at high temperatures;

3. Good gas tightness, no sticking to aluminum, no slag accumulation, avoiding defects in castings caused by air holes;

4. Low maintenance requirements, and high cost-effectiveness.

Data Sheet

Property			Target
Max.Hot face Temp.			1700℃
Cold Modulus of Rupture)			44.9MPa-79MPa
1400℃ Modulus of Rupture			55.8MPa-88.4MPa
Cold Compressive Strength			148MPa-271MPa
Bulk Density			2.67-2.76g/cm3
Thermal Expansion			4.7/℃×10ˉ6 (20℃-1400℃)
Porosity			15.4%-11.6%
Thermal Conductivity			16.3W/m°K@1477°K
Specific Heat (0-1400℃)			0.29
SiO2			2.10%
AlO3			1.68%
Fe2O3			0.16%
SiC			71.30%
Si3 N4			24.41%
Others			0.35%
Corrosion Resistance Of Materials
Substance	Consistence	Temperature		Corrosion Resistance
H2SO4	10%-98%	20℃-165℃		Not decomposed
HCL	Any	Any		Not decomposed
H3 PO4	Any	Any		Not decomposed
CL2	Purity	≤600℃		Not decomposed
HF	200ppm	≤130℃		Not decomposed
	3000ppm	≤50℃
HNO3	Any	Any		Not decomposed
CaSO4	Any	Any		Not decomposed

Application

In the application of low-pressure casting machines, the NSiC (Si3N4 Bond SiC) Ceramic riser tube/stalk tube/lift tube plays a critical role in directly influencing the quality and production efficiency of castings. The utilization of NSIC riser tube/stalk tube/lift tube has significantly enhanced the overall quality and production efficiency of casting products, particularly within the aluminum alloy casting sector.

Si3N4 Bond SiC (NSiC) Riser And Stalk Tube For Low Pressure Die Casting Industry

Packing

The package usually includes bubble wrap, carton, pallet, wooden case, etc. The shipping mode includes express, air and sea transportation.

Si3N4 Bond SiC (NSiC) Riser And Stalk Tube For Low Pressure Die Casting Industry

FAQ

Q:What's your payment terms?

A: T/T or L/C are okay. We can negotiate.

Q: How long is your delivery time?

A: About 25 days, it’s also according to the quantity

Q: How can you get quotation?

A: Please kindly send us the drawing with technical requirement. If can’t confirm the material, please kindly also inform the using environment, using temperature and tolerance of dimension.

Q: How about the shipping&package?

A: The package usually includes bubble wrap, carton, pallet, wooden case, etc. The shipping mode includes express, air and sea transportation.

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