Silicon Graphite Crucible for Melting Aluminium, Copper, Brass

Silicon Graphite Crucible for Melting Aluminium, Copper, Brass System 1

Silicon Graphite Crucible for Melting Aluminium, Copper, Brass System 2

Silicon Graphite Crucible for Melting Aluminium, Copper, Brass System 3

Silicon Graphite Crucible for Melting Aluminium, Copper, Brass

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 1 pc

Supply Capability:: 1000 pc/month

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Quick Details for SiC Graphite Crucibles

Type:	High Strength, graphite crucible crucible	Application:	melting metal	Height:	as your requirements
Composition:	High Pure	Top Diameter:	10-600mm	Bottom Diameter:	10-1000mm
Place of Origin:	China (Mainland)	Brand Name:		Model Number:
Color:	Black grey	Si3N4%:	5min	Fe2O3%:	0.7max
C%:	30-45	Apparent porosity:	30max	Refractoriness:	1680
Bulk Density:	1.71min	Using life:	>5000 hours	MAX temperature:	1600c

Packaging & Delivery

Packaging Details:	Seaworty packing or as per customer's detail requirement of graphite crucible.
Delivery Detail:	within 20-30 days after confirm order of graphite cru

SiC Graphite Crucibles For Melting Aluminium And Copper, Brass

Product Description

Specifications for Graphite Silicon Carbide Crucible For Aluminum Melting :

1.Long working lifetime: its working lifetime is increased 3-5 times over normal clay-crucible due to the compact body formed under high pressure.

2.High thermal conductivity: high-density body and low apparent porosity greatly improve its heat conductivity.

3.New-style materials: new heat conduction material ensures faster heat conductivity and pollution-free product, reduces adherent slag.

4.Resistance to corrosion:better anti-corrosion than normal clay-crucible.

5.Resistance to oxidation: advanced process dramatically improves its oxidation resistance, which ensures persistent heat conductivity and long working lifetime.

6.High-strength: high-density body and logical structure make the product better compression property.

7.Eco-friendly: energy-efficient and pollution-free, not only ensure metal product purity, but also ensure sustainable development on environment.

8.Multi-function: Can be used in induction graphite crucible furnace

SiC Crucibles For Melting Aluminium And Copper, Brass

Physicochemical Properties of graphite crucible:

The crucible is an utensil or melting tank vessels that is made of refractory material (such as clay, graphite, quartz or difficult molten metal iron, etc.).

Graphite crucible, with is special advantages and Plasticity, is widely used in the smelting area, e.g. gold smelting, silver smelting, aluminum smelting, cooper smelting, etc.

		high pure graphite
Item	Unit	baked twice	baked three time	baked four times
Item	Unit	impregnated once	impregnated twice	impregnated three times
grain size	mm	≤325μm	≤325μm	≤325μm
Bulk density	g/cm3	≥1.68	≥1.78	≥1.85
Specific resistance	μΩ.m	≤14	≤14	≤13
Bending strength	MPa	≥25	≥40	≥45
Compressive strength	MPa	≥50	≥60	≥65
Ash content	%	≤0.15	≤0.1	≤0.05

		Fine-grain Specialty Graphite FXG-1		Fine-grain Specialty Graphite FXG-2
Item	Unit	Guarantee value	Typical value	Guarantee value	Typical value
Item	Unit	Guarantee value	Typical value	Guarantee value	Typical value
Max grain size	mm	0.8	0.8	0.8	0.8
Bulk density	g/cm3	≥1.70	1.73	≥1.73	1.76
Specific resistance	μΩ.m	≤8.5	7.5	≤8.0	7
Bending strength	MPa	≥10.0	11	≥12.0	12.5
Compressive strength	MPa	≥24.0	27	≥31.0	34
Thermal Condcutivity	W/(m.k)	≥120	150	≥130	160
C.T.E.(100-600) °C	10-6/°C	≤2.5	2.2	≤2.5	2.1
Ash content	%	≤0.3	0.09	≤0.3	0.09

NO	Top diameter	Bottom diameter	Height	Tolerance	Capacity(Kg5%)
2	90	50	55	2	0.3
3	105	80	93	2	0.5
4	102	80	100	2	0.6
5	112	82	130	2	0.8
6	120	82	141	2	0.9
8	138	90	153	2	1.2
12	148	100	181	2	1.8
16	156	110	190	2	2.3
20	180	120	230	2	3
25	186	128	248	2	3.7

Packaging & Shipping

Package: Wooden case and wooden pallet or pack as customer's requirement of graphite crucible.

Delivery time: depend on distance, usually 20 days to 50days after deposit of graphite crucible.

We can supply the products according to customer's drawings, samples and performance requirement.

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SiC Crucibles For Melting Aluminium And Copper, Brass

FAQ

1.What's your MOQ?

We will indicate the MOQ for each item in the quotation list. We accept the sample and trail order.

2.Can I negotiate the Prices?

Sure, we may consider discounts for bulk order of products.

3.How long will it take to complete my order?

For the stock items, we can arrange the shippment within 2~3days after received your payment. For the customized items, we will indicate the delivery time in the quotation list.

4.Can you give warranty of your products?

Yes, we extend a 100% satifisfaction guarantee on all items. Please feel free to provide timely feedback if you're not satisfied with N&D's Quality and Service. For the overseas orders, if there is a quality problem, please kindly to provide the picturers to show the problem by e-mail. We will provide the replacements to you at our cost according to actual conditions.

5.Can I visit you?

Sure. If you're a volume buyer and would like to visit our in-house products and production line, please contact us to make an appointment.

Q: Why are there too many impurities in the gravity casting products of aluminum alloy, so they can not be welded well by argon arc welding?: 1. to improve the gating system, an open gating system must be used.2., strengthen the refining process of aluminum liquid, fully let the slag in the aluminum liquid separate out.3. as far as possible the use of low temperature pouring.If it's convenient, I can help you with the craft.

Q: Can graphite crucibles be used for alloy preparation?: Yes, graphite crucibles can be used for alloy preparation. Graphite crucibles are commonly used in metallurgy and foundry applications due to their high melting point, chemical resistance, and thermal conductivity. They can withstand high temperatures required for alloy preparation and are suitable for melting various metals and alloys. Graphite crucibles provide a stable and controlled environment for the melting process, allowing for precise alloy composition and homogeneity. Additionally, graphite crucibles have good thermal shock resistance, meaning they can handle rapid temperature changes without cracking or breaking. Therefore, graphite crucibles are a reliable choice for alloy preparation in various industries such as automotive, aerospace, and manufacturing.

Q: Are graphite crucibles suitable for melting alloys with low melting points?: Graphite crucibles are indeed a suitable option for the melting of alloys with low melting points. The reason behind this lies in the fact that graphite possesses exceptional properties, such as a high melting point, remarkable thermal conductivity, and chemical inertness. These properties render graphite an ideal material for applications involving extreme temperatures, such as the melting of metals and alloys. The durability of graphite crucibles enables them to withstand the high temperatures required for melting alloys with low melting points, without undergoing any cracking or deformation. Furthermore, the heat retention capabilities of graphite crucibles guarantee efficient and evenly distributed heating of the alloy. Consequently, graphite crucibles find extensive usage in industries like metallurgy and foundries, where the melting of alloys with low melting points is a common practice.

Q: What are the advantages of a graphite furnace atomizer compared to a flame atomizer?: Graphite furnace atomic device is a type of system will be placed in the pipe wall, graphite platform, carbon sample holes or graphite crucible with electric heating to a high temperature to achieve atomization. Tubular graphite furnace is the most commonly used atomization device.

Q: Melting copper slag with a graphite crucible furnace can add any flux, in order to shorten the melting time and save fuel: If you want to save fuel, it should be mainly due to the quality of the graphite crucible. The graphite content in the graphite crucible is higher

Q: Can graphite products be calcined in air for a long time?: Because graphite has many excellent properties, it has been widely used in metallurgy, mechanical, electrical, chemical, textile, national defense and other industrial sectors. Refractory material. The graphite product keeps the original chemical properties of flake graphite and has a strong self lubrication performance. The characteristics of graphite powder is of high strength, corrosion resistance and acid resistance of the high temperature of 3000 DEG C and resistance to low temperature of -204 DEG C, and its compressive strength is greater than 800kg/Cm2, and the antioxidant, at 450 degrees Celsius in the air was 1%, rebound rate of 15-50% (density 1.1-1.5). Therefore, graphite products have been widely used in metallurgy, chemical, petrochemical, high energy physics, aerospace, electronics and so on.

Q: Can graphite crucibles be used for carbon fiber production?: Yes, graphite crucibles can be used for carbon fiber production. Graphite crucibles are commonly used in high-temperature applications due to their excellent thermal conductivity, high melting point, and chemical resistance. In the production of carbon fiber, graphite crucibles can be used to heat and melt the precursor materials, such as polyacrylonitrile (PAN) or pitch, which are then processed through a series of steps to produce carbon fiber. The high-temperature stability and non-reactivity of graphite make it an ideal material for maintaining the necessary conditions during the carbonization process. Additionally, the smooth surface of graphite crucibles helps in achieving uniform heat distribution, which is crucial for the quality and consistency of carbon fiber production. Therefore, graphite crucibles are a suitable choice for carbon fiber production.

Q: What is the porcelain crucible with a small hole under it?: The crucible can be divided into three categories: graphite crucible, clay crucible and metal crucible. In the graphite crucible, there are three kinds of universal graphite crucible and special graphite crucible and high-purity graphite crucible. Various types of graphite crucibles, because of their performance, application and application conditions, are different in raw materials, production methods, process technology and product models and specifications.

Q: Aluminum crucibles can be used to heating soda?: You're talking about an aluminum oxide crucible. I think so. Why would there be an aluminum crucible?.

Q: How do you prevent thermal shock in graphite crucibles?: To prevent thermal shock in graphite crucibles, it is essential to gradually heat and cool them. This can be achieved by preheating the crucibles before use and avoiding sudden temperature changes. Additionally, ensuring a proper and even distribution of heat during heating and cooling processes can help minimize the risk of thermal shock.

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