What is the ash content of the graphite?

The ash content ranges from 0.1% to 0.5% depending on the grade.

Can I customize the design or sample?

Yes, customization from designs and samples is available.

High-Purified Graphite Crucible for Melting Jewelry and Gold

Name: High-Purified Graphite Crucible for Melting Jewelry and Gold
Brand: Hunan Rui Yue Industrial and Trade Co., Ltd.
SKU: 896076535

Hunan, ChinaHunan Rui Yue Industrial and Trade Co., Ltd.

US$3.97-99.70

10 Pieces

Product profile

Customization

Available

Material

Graphite

Product Name

High-Purified Graphite Crucible for Melting Gold

Usage

Melting of Iron, Copper, Copper Alloys, Metal

Color

Black

Application

Industrial Ceramic

Density

1.9g/cm3

Size

Accept Customized

Max. Working Temperature

1800 Degree Celsius

Characteristic

High Temperature Resistance, High Thermal Conducti

Purpose

Metal Smelting

Features

Good Electrical Conductivity, Strong Antioxidant

Refractoriness (℃)

1770< Refractoriness< 2000

Feature

Long Time Materials, Instant Materials

Type

Heat-Resistant Material

Shape

Crucible

Transport Package

Wooden Case

Specification

According Customer Request

Trademark

Origin

Hunan, China

HS Code

3901909000

Production Capacity

10000per Month

Key features

High Purity Graphite: Low ash content (0.1-0.5%) ensures high purity for melting gold and jewelry.

Customizable Size: Size is customizable to meet specific industrial and jewelry melting requirements.

Excellent Conductivity: Features high thermal and electrical conductivity for efficient heat transfer.

Strong Antioxidant: Strong antioxidant properties extend service life during high-temperature operations.

High Mechanical Strength: High compressive strength up to 65 MPa ensures durability under stress.

Versatile Application: Suitable for melting iron, copper, copper alloys, and other metals.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Hunan Rui Yue Industrial and Trade Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤10.81h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier manufactures products used in lighting, electrical, heating, automotive, nozzle, and insulation-related applications, with exports reported to multiple regions and 90% of total sales from exports. It operates two production lines, has 21–30 quality-control staff, and reports finished-product inspection instructions that are uniformly followed, along with quality assurance and raw-material traceability. Customization is available from customer designs and samples. However, the supplier is not identified as a professional technical supplier, does not provide 3D software design, ODM, SDK, or well-known-brand OEM services, and reported no new products in the past year. After-sales and corrective-action procedures exist but lack written records. No evidence establishes certifications, formal overseas service infrastructure, inventory capability, or customer-specific case references.

Supplier typeThe supplier manufactures components and products for lamps, electrical and heating products, nozzles, automotive parts, and insulation applications. Its reported product scope, two production lines, production equipment, and broad export markets indicate a manufacturing-oriented supplier rather than a professional technical-service supplier.

R&D capabilityThe supplier reported no new products in the past year and does not provide 3D software design, ODM, or SDK services. It does offer customization from designs and samples, but the explicit evidence indicates limited product-development and technical innovation capability.

Production capacityThe supplier operates two production lines and has extensive listed equipment, 21–30 quality-control staff, standardized finished-product inspection instructions, and reported annual output above the stated threshold. Nevertheless, it lacks continuous quantity reconciliation, an outsourcing SOP, valid contracts with related subcontractors, inventory capacity, and overseas warehouse capability; production capacity is demonstrated, while manufacturing-control depth is mixed.

Customization capabilityBoth relevant slices explicitly state customization from customer designs and customization from samples. This supports the supplier’s ability to produce customized products based on provided specifications or physical samples, although no evidence confirms 3D or software-based design support.