SIC Graphite Crucible for Copper - Graphite Crucible Suppliers

SIC Graphite Crucible for Copper - Graphite Crucible Suppliers System 1

SIC Graphite Crucible for Copper - Graphite Crucible Suppliers

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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

Application:	melting metals	Height:	depends on your requirement	Top Diameter:	10-1200mm
Bottom Diameter:	10-1200mm	Place of Origin:	China (Mainland)	Brand Name:
product name:	SiC graphite crucible china graphite crucible	top diameter:	10-1200mm	bottom diameter:	10-1200mm
height:	depends on your requirement	application:	melting gold,silver and other metals	Specific resistance:	≤14μΩ.m
Bending strength:	≥25MPa	Compressive strength:	≥50MPa	Bulk densit:	≥1.68g/cm3
Ash content:	≤0.15%

Packaging & Delivery

Packaging Details:	woden case for SiC graphite crucible china graphite crucible
Delivery Detail:	within 20 days

Introduction

1. Graphite crucible can be used for non-ferrous metal smelting and casting, dissolving gold

or silver ornaments, analysis of special type steel, sintering hard metal.

2. graphite crucible for smelting gold is specialized in melting gold in headgear and jewelryindustry. That requests graphite material has high density and purity, ablation-resistance, and it can be used many times. We can machine various crucibles accordingto customer's requirement.

3. Machined from high pure graphite and widely used in the gold,silver,platinum and other noble metal's melting.If it's used in oxygen atmosphere,it wil start to be oxygenized when the temperature is higher than 700-800°c. If it's used in the protective atmosphere, it can stand more than 2000°c.

4. widely used in such fields as industrial furnaces, mono-crystalline silicon machinery, mono-crystalline silicon machinery, electron, semi-conductor, metallurgy, oil, chemistry, textile, electrical machinery, electrical equipment, electrical furnace, traffic, communication industry, medicine, etc.

Advantages

1.good thermal conductivity

2.High-temperature resistance

3. Small thermal expansion coefficient.

4.Strong corrosion resistance to acid and alkali liquid

5.Good chemical stability

Technology parameter

Item	Unit	High pure graphite
		baked twice	baked three time	baked four times
		impregnated once	impregnated twice	impregnated three times
Grain size	mm	≤325mesh	≤325mesh	≤325mesh
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
We accept small orders,please inquiry us freely.

Item	Unit	Fine-grain Specialty Graphite model 1		Fine-grain Specialty Graphite model model2
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
We are always avliable to service you!

Parts sizes of graphite crucible table

Product name	Dimensions(mm)				Weight(g)
Product name	Φ1	Φ2	Φ3	H	Weight(g)
1 kg graphite crucible	58	47	35	88	160
2kg graphite crucible	65	58	44	110	240
2.5kg graphite crucible	65	58	44	126	300
3kg graphite crucible	85	75	60	105	390
4kg graphite crucible	85	75	60	130	500
4kg graphite crucible	85	75	60	136	500
5kg graphite crucible	100	89	69	130	700
5.5kg graphite crucible	105	90	70	156	800
6kg graphite crucible	110	97	79	174	970
We have all kinds of sizes graphite crucibles in stock,please feel free to contact us.

packaging & shipping

Packaging

1. For each type, we can send you the detailed high-resolution pictures since we have the sample in our hand.

2. For packaging, we have the professional packaging starff, pls. don't worry about the shipping.

Our service

1.Delivery time is 5~7 days for sample and 15 working days for bulk order;
2. Strong production capacity and strict quality control system;
3. Your inquiry and problems related to our products or prices will be replied in 24 hours;
4. Well-trained and experienced staffs to answer all your inquires;
5. After-sale tracking service for all of our clients;
6. OEM is available; small quantities, mixed bulk orders are also welcome;
7. Payment: L/C, D/A, D/P, T/T, Paypal , Western Union, MoneyGram;
8. Delivery way: UPS, DHL, TNT, FEDEX, EMS, CHINA POST.

After-Sales Service

1.1year warranty for most of our products;

2.We will arrange delivery of the goods on time:

3.Within the warranty period, we will bear all the qulity problem of our produts;

4.Beyond the warranty period, we will despatch the replacement parts to help fix the products;

5.Without any problem, we will gain the feedbacks of our products to help improve better products.

FAQ

Q:How to get in touch with us?
A:You can clik "Contact Supplier" above, or click "Chat Now!".   We provide 24-hour service!

Q: How can I get free samples?
A: Only carbon brush for power tools/automobiles/motorcycle----no more than 4 sets for each model is free of charge.

Q:How to order?
A:Quotation→Price comfirming→Sign a contract→Mass production→Delivery

Q:How to pay?
A:30% T/T deposit.→70% balance by T/T against B/L copy.

Q:How to get after-sales service?
A:You can contact with your appointed sales.
    You can also get in touch with our Quality Assurance Department: zdatzddt.com

Company Information

Sic Graphite Crucible for Copper

Other refractory materials for High temperature industry

Sic Graphite Crucible for Copper

Q:Are there any safety precautions to take when using a graphite crucible?: Yes, there are several safety precautions to take when using a graphite crucible. Firstly, it is important to always wear proper personal protective equipment (PPE) such as heat-resistant gloves, safety goggles, and a lab coat to protect against heat and potential splashes. Additionally, one should ensure that the crucible is not cracked or damaged before use, as this may lead to thermal shock and breakage during heating. When handling or transporting a hot crucible, using appropriate tongs or tools is crucial to avoid burns or accidents. It is also important to be aware of the proper temperature range for the crucible and avoid exceeding its maximum temperature limit, as this can cause it to degrade or break. Finally, always allow the crucible to cool down sufficiently before handling it after use to prevent burns.

Q:How to calculate the loss of aluminum slag melting?: Look at the size of aluminum slag, big saw recovery rate is high, small saw fine chip is low.

Q:How do you prevent graphite crucibles from cracking or breaking?: In order to prevent the cracking or breaking of graphite crucibles, it is important to consider several key factors: 1. Careful handling is essential. Avoid any impact or rough handling that could cause stress and potential damage to the crucibles. Always use appropriate lifting tools and refrain from dropping or hitting the crucibles against hard surfaces. 2. Gradual heating and cooling is necessary. To prevent thermal shock, graphite crucibles should be heated and cooled slowly. Sudden temperature changes can result in stress and cracks. It is advisable to utilize a programmable furnace or kiln that allows for controlled and gradual temperature changes. 3. Prior to usage, new graphite crucibles or previously used ones should undergo preheating. This process is important to slowly eliminate any moisture or impurities that may cause thermal expansion and lead to cracking. The temperature in the furnace should be increased gradually. 4. It is crucial to avoid overloading graphite crucibles. These crucibles have a maximum capacity that should not be exceeded. Overloading can subject the crucible to excessive stress during heating, potentially causing cracks or breakage. Always adhere to the manufacturer's recommendations regarding the maximum capacity. 5. Rapid cooling should be avoided. After using a graphite crucible, it is important to allow it to cool down gradually. Do not expose the hot crucible to cold air or water, as this can result in thermal shock and cracking. Instead, let it cool naturally in the furnace or kiln before removing it. 6. Regular maintenance is key. Regularly inspect graphite crucibles for any signs of wear, such as cracks, chips, or erosion. If any damage is detected, replace the crucibles immediately to prevent further damage during use. Additionally, proper cleaning and storage of crucibles when not in use can help prolong their lifespan. By adhering to these guidelines, the risk of cracking or breaking graphite crucibles can be significantly reduced. This ensures their durability and optimal performance in various applications.

Q:How do you determine the appropriate crucible stirring mechanism for a specific application?: To determine the appropriate crucible stirring mechanism for a specific application, one must consider factors such as the type of material being stirred, the desired level of agitation, the temperature and pressure conditions, as well as the size and shape of the crucible. Additionally, factors like the available power source and budget constraints should be taken into account. Conducting a thorough analysis of these parameters will help in selecting the most suitable stirring mechanism, whether it be magnetic stirrers, mechanical stirrers, or other specialized systems.

Q:Does the silicon carbide graphite Tong have a magnetic field in the intermediate frequency furnace?: Efficiency --- reduce downtime and costSilicon carbide graphite crucible, silicon carbide particles ranging in content in the raw material inside the graphite crucible, such as the content is 50%, there are 24%, there are other different content, of course, can also be customized according to the different requirements of customers, not the same amount of silicon carbide containing graphite crucible.

Q:Can a graphite crucible be used for lead melting?: Yes, a graphite crucible can be used for lead melting. Graphite crucibles are widely used for melting and holding various types of metals, including lead, due to their high thermal conductivity and resistance to high temperatures. They are capable of withstanding the extreme heat required for lead melting without contaminating the metal, making them a suitable choice for this application.

Q:How do you ensure proper sealing of a graphite crucible?: To ensure proper sealing of a graphite crucible, there are a few key steps that can be followed: 1. Clean the crucible: Before sealing the graphite crucible, it is crucial to ensure that it is clean and free from any debris, dust, or residues. This can be done by gently brushing the interior and exterior surfaces of the crucible with a soft brush or cloth. 2. Inspect for any cracks or damage: Carefully examine the crucible for any cracks, chips, or other types of damage. Even minor imperfections can affect the sealing process and compromise the integrity of the crucible. If any damage is found, it is advisable to replace the crucible with a new one. 3. Apply a suitable sealing material: Various sealing materials can be used to ensure proper sealing of the graphite crucible. One commonly used material is a high-temperature adhesive or cement specifically designed for crucible sealing. Apply the sealing material evenly along the edges of the crucible lid or cover. 4. Secure the lid or cover tightly: Once the sealing material is applied, carefully place the lid or cover onto the crucible. Make sure it is properly aligned and fits snugly. Apply gentle pressure to secure the lid in place. 5. Cure or dry the sealing material: Depending on the type of sealing material used, it may require a curing or drying process. Follow the manufacturer's instructions for the specific material being used. This step is crucial to ensure that the sealing material forms a strong and durable bond. 6. Heat the crucible gradually: To further enhance the sealing process, it is recommended to heat the crucible gradually. This can be done by placing the crucible in an oven or furnace and gradually increasing the temperature. Heating the crucible helps to activate the sealing material and create a tighter seal. 7. Cool the crucible slowly: After the sealing material has been activated, allow the crucible to cool down slowly. Rapid cooling can cause thermal stress and potentially lead to cracks or other damages. Once the crucible has reached room temperature, it is ready for use. By following these steps, one can ensure the proper sealing of a graphite crucible, which is essential for various high-temperature applications such as melting metals, conducting experiments, or performing chemical reactions.

Q:Can graphite crucibles be used for electrode production?: Indeed, electrode production can utilize graphite crucibles. Graphite, being endowed with a high melting point, commendable electrical conductivity, and chemical stability, proves to be an exceptional substance for electrode fabrication. Industries like metallurgy, foundries, and electrical engineering often employ graphite crucibles when creating diverse kinds of electrodes. These crucibles possess the capability to endure extreme temperatures, thereby creating a steadfast atmosphere for electrode production. Moreover, graphite crucibles possess the advantage of easy customization and shaping to cater to specific electrode necessities, rendering them a favored option in numerous applications.

Q:Can sintering rare earth fluorides be made of corundum crucibles?: If it is 700-800 degrees, you can consider using graphite crucible, it is aluminum (aluminum alloy temperature 700-900 degrees) with the best refractories, life expectancy in about half a year, you can understand!

Q:What are the different methods of controlling temperature in a graphite crucible?: There are several methods of controlling temperature in a graphite crucible, including the use of external heating sources such as gas burners or electric heaters, the addition of insulating materials to regulate heat transfer, and the implementation of temperature sensors and controllers to maintain a specific temperature range. Additionally, techniques like preheating the crucible or adjusting the gas flow rate can also impact and control the temperature inside the crucible.

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