Overview of Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools

Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools are specialized containers designed for withstanding extremely high temperatures in laboratory and industrial settings. They are essential for processes such as melting, calcining, and heat-treating a wide variety of materials, including metals, glasses, and chemicals. Our crucibles are engineered for superior thermal stability and chemical resistance, ensuring purity and reliability in the most demanding applications.

Features of Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools

• Exceptional Thermal Shock Resistance: Withstands rapid temperature changes without cracking, ensuring durability and a long service life.

• High-Temperature Stability: Maintains structural integrity at extreme temperatures, often exceeding 1500°C.

• Excellent Chemical Inertness: Resists corrosion and reaction with molten metals, acids, and aggressive chemical fluxes.

• High Purity & Low Contamination: Manufactured from premium materials to prevent sample contamination during sensitive processes.

• Optimized Thermal Properties: Designed for efficient heat transfer and consistent performance in furnace environments.

• Robust Mechanical Strength: Offers good resistance to physical impact and abrasion during handling and use.

Specifications of Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools

These ceramic crucible coat shields protect graphite melting pots in gold induction furnaces. Graphite pots are great for melting gold. Graphite reacts badly with oxygen at high heat. This reaction causes the pot to wear out fast. This ceramic coating stops that reaction. The coating forms a strong barrier on the graphite surface. The shield is made from special zirconia-based ceramics. These ceramics handle extreme temperatures easily. They resist heat up to about 2000°C. This matches the needs of gold melting perfectly.

The coating shields the graphite from direct contact with air. This prevents oxidation damage. Crucibles last much longer with this protection. You save money by replacing pots less often. The coating is applied directly onto the graphite crucible. It bonds strongly during a high-temperature firing process. This creates a tough, integrated layer. The layer doesn’t flake off during normal furnace heating and cooling cycles. It stays put. This ensures consistent protection melt after melt.

Common sizes fit standard graphite crucibles used in small jewelry furnaces. Typical inside diameters range from 40mm to 80mm. Heights usually match the standard crucible sizes. The coating itself is quite thin. It adds minimal extra thickness to the crucible walls. This doesn’t affect how the crucible fits inside the furnace coil. Melting efficiency remains high. The ceramic material is chemically inert. It doesn’t react with molten gold or common fluxes. This keeps your melt pure and contamination-free. Jewelers get reliable performance and longer-lasting tools.

Applications of Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools

Ceramic crucible coat shields protect graphite pots in gold induction smelting furnaces. These shields are vital jewelry tools. Graphite crucibles directly hold molten metal. Intense heat and chemical reactions attack the graphite. This attack causes erosion and oxidation. The crucible weakens. It fails faster. The ceramic coating forms a tough barrier. This barrier sticks firmly to the graphite surface. It shields the crucible from the molten gold’s harsh effects. Metal oxides and slag cannot stick to the coating easily. The crucible lasts much longer. You save money. You avoid frequent replacements.

The coating withstands extreme furnace temperatures. It handles sudden temperature changes well. Thermal shock resistance is high. Crucible cracking risk reduces. Your melting process stays safer. The coating prevents direct contact between molten gold and graphite. This stops carbon contamination of your precious metal. Your gold purity remains high. You get cleaner results. Jewelry quality improves.

Using the coat shield is straightforward. Apply it evenly to a clean, preheated graphite crucible. Let it dry completely. Fire it according to instructions. The coating bonds strongly. It becomes part of the crucible surface. Maintenance is simple. Inspect the coating before each use. Minor surface cracks might appear. This is normal. It usually doesn’t affect performance. Recoat the crucible when the coating wears thin. Signs are visible erosion or poor slag release.

These shields are essential for small gold batches. Jewelers and refiners rely on them. Consistent melting performance matters. Protect your graphite investment. Extend crucible life significantly. Keep your gold pure. Achieve reliable results every time.

Company Profile

Tanki New Materials Co.Ltd. focus on the research and development, production and sales of ceramic products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2015, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Aerogel, Aluminum Nitride, Aluminum Oxide, Boron Carbide, Boron Nitride, Ceramic Crucible, Ceramic Fiber, Quartz Product, Refractory Material, Silicon Carbide, Silicon Nitride, ect. please feel free to contact us.

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of Ceramic Crucibles Coat Shield of Graphite Pot Melt Metal for Gold Induction Smelting Furnace Jewelry Tools

What does this coat shield actually do?
It protects your ceramic crucible. The shield sits around the crucible inside the furnace. It stops molten metal from touching the ceramic directly. This prevents cracks and breaks. It makes your crucible last much longer.

What material is the shield made from?
It’s made from strong graphite. Graphite handles extreme heat very well. It won’t melt or warp in your smelting furnace. Graphite also resists chemical reactions with hot metals like gold. This keeps your melt pure.

How do I choose the right size shield?
Match the shield size to your crucible size. Measure your crucible’s outside diameter. Measure its height too. Pick a shield slightly larger than these measurements. It needs to fit loosely around the crucible. There must be a small gap.

How long will one shield last?
It depends on your usage. Frequent high-temperature melts wear it down faster. Look for signs like cracks or serious thinning. A good graphite shield lasts many melts. It protects the crucible and saves you money overall. Replace it when it gets too thin or damaged.

How do I use it correctly?
Place the shield inside the furnace first. Put your ceramic crucible inside the shield. Make sure the crucible sits level. The shield should surround it evenly. Don’t force it. There should be space between the shield and the crucible walls. This space is important.