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High Purity Graphite Crucible for Gold Melting

Name: High Purity Graphite Crucible for Gold Melting
Brand: Qingdao Yosion Intelligent Technology Co., Ltd.
SKU: 777986322

Shandong, ChinaQingdao Yosion Intelligent Technology Co., Ltd.

US$8.00-720.00

100 Pieces

Product profile

Customization

Available

Color

Black

Shape

Cylindrical

Model NO.

1#~1500#

Type

Graphite Crucible

Composition

Clay

Carbon Content

Medium-Carbon

Grade

Industrial Grade

Forming Way

Extruded Graphite

Crystal Morphology

Compact Crystalline Graphite

Certification

ISO

Refractoriness

1770< Refractoriness< 2000

Transport Package

Wood Case

Specification

customized

Trademark

Yosion

Origin

China

Key features

High Purity for Precious Metals: Ash content less than 300pp to prevent pollution of gold and silver during smelting.

Excellent Thermal Stability: Small coefficient of thermal expansion with strain resistance to rapid heating and cooling.

Strong Corrosion Resistance: Resistant to strong acid and alkali, ensuring reliability against corrosion and impact.

Energy Efficient Melting: Good thermal conductivity greatly shortens melting time and saves energy.

Wide Industrial Application: Suitable for smelting alloy tool steel, non-ferrous metals, and alloys in metallurgy and casting.

Customized Product Options: Customized products are available to meet specific industrial requirements.

Company profile

Qingdao Yosion Intelligent Technology Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2016-07-01Nearest Port: Qingdao PortAverage Response Time: ≤8.88hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryQingdao Yosion Intelligent Technology Co., Ltd. is identified primarily as a manufacturer/factory in China, although another record describes its company nature as a trading company. It develops, produces, sells, and services laboratory equipment, including automated sampling and preparation systems, crushers, pulverisers, furnaces, crucibles, and containerized laboratories. The supplier reports ISO 9001 certification, three production lines, stated output of 50 pulverisers and 1,000,000 crucibles, and export activity to multiple global regions since 2016. Its stated lead time is within 15 working days in off-peak periods and 2–3 months during peak periods. Evidence supports technical development, international sales, and claimed service activity, but information is insufficient to confirm financial strength, customization execution, or specific customer cases.

Supplier typeThe supplier is explicitly listed as a Manufacturer/Factory and describes itself as engaged in R&D, production, sales, and service for laboratory equipment. However, a separate record classifies its company nature as a trading company, creating a classification inconsistency that should be clarified.

CertificationsThe supplier explicitly reports holding ISO 9001 certification for its management systems. No additional certifications, certification scope, or validity details are provided.

After-Sales capabilityThe supplier states that it provides sales and service, meticulous service, and technical service, and claims that its service has received consistent customer praise. These statements support the existence of a service capability, although no specific after-sales procedures, service network, response times, or warranty terms are supplied.

R&D capabilityThe supplier explicitly reports R&D activity, independent R&D products, ongoing exploration and innovation, and cooperation with domestic and foreign scientific institutions to design and produce intelligent and modular laboratory equipment. It also reports 31–40 years of total R&D engineer experience, providing direct support for technical development capability.

Production capacityThe supplier reports three production lines and stated annual output of 50 pulverisers and 1,000,000 crucibles. It also provides lead times of within 15 working days off-peak and 2–3 months during peak periods, demonstrating established production operations, although capacity for its full product range is not specified.

Product Q&A

Q:What is the ash content of the high purity graphite crucible?

The ash content of the pure graphite crucible is less than 300pp, ensuring that precious metals will not be polluted during smelting.

Q:What materials are used to make the graphite crucible?

It is made from crystalline natural graphite as the main raw material and plastic refractory clay as a binder, combined with different types of clinker.

Q:What are the main advantages of this graphite crucible?

It features good thermal stability, small thermal expansion, strain resistance to rapid temperature changes, and strong corrosion and impact resistance.

Q:Can the graphite crucible be customized?

Yes, customized products are available to meet specific needs.

Q:What is the lead time for orders?

The average lead time is within 15 workdays during the off-season, and 1-3 months during the peak season.