Overview of Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,

Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold, is precision-engineered vessels made from 99%+ pure aluminum oxide (Al₂O₃). Designed for high-temperature and corrosive environments, they are widely used in semiconductor processing, heat treatment, CVD/PVD applications, and laboratory experiments. Their superior thermal and chemical stability ensures reliable performance under extreme conditions.

Key Features of Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,

Extreme Temperature Resistance – Stable up to 1800°C with low thermal expansion.

Superior Chemical Resistance – Resists acids, alkalis, and aggressive gases.

High Mechanical Strength – Durable and resistant to thermal shock.

Precision Design – Smooth surfaces & uniform dimensions for consistent processing.

Customizable Shapes & Sizes – Available in standard and tailored configurations.

(Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,)

Specifications of Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,

This alumina ceramic crucible thaws gold dependably. It manages extreme heat well. The cylindrical watercraft shape benefits tiny gold amounts. This design promotes even heating. It additionally makes pouring liquified gold easier. You obtain regular outcomes whenever.

The material is high-purity alumina ceramic. This implies practically no pollutants. Your melted gold remains pure. Contamination threats are very low. The ceramic withstands chemical attack as well. Gold will not react with it. Your end product high quality remains high.

It withstands temperature levels far beyond gold’s melting point. Unexpected temperature level changes will not split it conveniently. This crucible uses outstanding thermal shock resistance. You can warm it fast. You can cool it fast. It won’t damage down under typical usage. Anticipate a long life span.

The surface area is very smooth. Molten gold slides out easily. Residue buildup is minimal. Cleaning up in between usages is straightforward. This conserves you effort and time. The crucible preserves its form over numerous cycles. It provides reputable performance.

Select the dimension matching your gold quantity. Common dimensions fit tiny bars or scrap. The measurements make sure efficient heat transfer. Heat reaches your gold quickly. Melting takes place much faster. Power use stays reliable. This crucible fits small factories and jewelry experts. Enthusiasts fine-tuning gold also use it. It performs well in conventional heaters.

(Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,)

Applications of Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,

Alumina advanced porcelains make very solid crucibles for melting gold. These ceramic watercrafts are shaped like cylinders. They take care of severe heat effectively. Gold thaws at over 1000 degrees Celsius. These crucibles conveniently stand up to that temperature level. They do not fracture or damage conveniently under unexpected temperature level changes. This is called thermal shock resistance. It is vital for thawing procedures.

The product is alumina ceramic. It is really pure. This pureness issues. Contaminations can pollute the liquified gold. Pure alumina crucibles keep the gold clean. They ensure the last gold product is premium quality. The ceramic is likewise chemically inert. Molten gold is extremely responsive. The alumina ceramic does not respond with it. This avoids undesirable chain reaction. It protects the gold’s purity.

These cylindrical watercrafts are tough. They resist deterioration. You can use them often times. This conserves cash over cheaper crucibles that break rapidly. Their shape is practical. The cyndrical tube design offers good volume. It enables efficient melting. The smooth surface makes pouring simple. It likewise makes cleansing simple. Deposit does not stick well.

Jewelers use these crucibles. Gold refiners utilize them too. They are best for small shops. Any type of area melting rare-earth elements discovers them beneficial. They work reliably under extreme heat. They protect the important metal. They last a long time. This makes them a wise financial investment. Alumina ceramic crucibles are a leading selection for melting gold securely and efficiently.

Company Profile

Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, 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 Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods

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

Shipment Methods

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

5 FAQs of Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,

Alumina Ceramic Crucibles for Gold Melting: Top 5 Questions Answered

What temperature can this crucible handle?
This crucible withstands extreme heat. Its maximum continuous working temperature is 1600°C (2912°F). Gold melts much lower, around 1064°C (1947°F). This crucible is safe for melting gold. It gives you a big safety margin.

Will it crack from sudden temperature changes?
Alumina ceramic resists thermal shock well. This crucible handles rapid heating and cooling cycles better than many materials. Avoid extreme temperature shocks. Don’t put a cold crucible directly into a very hot furnace. Preheating slowly is best practice.

How long will one crucible last?
Lifespan depends on your use. Melting temperature, how often you use it, and the cooling rate all matter. Used correctly for small gold batches, it lasts many melts. High temperatures or rough handling shorten its life. Inspect it regularly for cracks.

Does gold stick to the ceramic?
High-purity alumina ceramic is very non-reactive. Molten gold generally doesn’t stick to its smooth surface. This crucible provides excellent metal release. You get clean pours. Surface finish matters. Ensure the crucible interior stays smooth.

How do I clean it?
Cleaning is simple. Let the crucible cool completely after use. Remove any leftover gold residue carefully. Use a soft brush or cloth. Avoid steel wool or harsh abrasives. They scratch the surface. A damaged surface might cause sticking later. Gentle cleaning keeps it working well.

(Alumina Advanced Ceramics Cylindrical Refractory Melting Ceramic Boat Crucible for Melting Gold,)