Structured Manufacturing Data (2026)

Crucible Body

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Crucible Body used in the Basic Metal Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Crucible Body is characterized by the integration of Base Plate and Side Walls. In industrial production environments, manufacturers listed on CNFX commonly emphasize Graphite construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The main structural container of a crucible that holds materials during high-temperature processing.

Product Specifications

Technical details and manufacturing context for Crucible Body

Definition
The crucible body is the primary vessel component of a crucible system, designed to contain and protect materials during melting, calcination, or other thermal processes. It forms the core containment structure that directly interfaces with the processed substances while withstanding extreme temperatures and chemical interactions.
Working Principle
The crucible body functions as a thermally resistant container that isolates materials from the external environment while allowing controlled heat transfer. It maintains structural integrity under thermal stress and prevents contamination of the processed materials through its material composition and design.
Common Materials
Graphite, Silicon Carbide, Alumina, Quartz
Technical Parameters
  • Inner diameter and height dimensions determining capacity (mm) Standard Spec
Components / BOM
  • Base Plate Part
    Forms the bottom surface that supports the material load and provides thermal stability
    Material: Same as crucible body material
  • Side Walls Part
    Contain the materials and provide structural integrity during thermal expansion
    Material: Same as crucible body material
  • Rim/Lip Part
    Provides handling surface and interface for pouring or lid attachment
    Material: Same as crucible body material

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Crucible Body.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar (vacuum to slight positive pressure)
other spec: Max thermal shock resistance: ΔT 200°C/min, Slurry concentration: Up to 80% solids by weight
temperature: Up to 1800°C (dependent on material)
Media Compatibility
✓ Molten aluminum alloys ✓ Ceramic powder sintering ✓ High-purity silicon crystal growth
Unsuitable: Hydrofluoric acid or strong alkaline solutions
Sizing Data Required
  • Maximum batch volume (liters)
  • Required heating/cooling rate (°C/min)
  • Process atmosphere (air, inert gas, vacuum)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Thermal fatigue cracking
Cause: Repeated heating and cooling cycles causing expansion/contraction stresses, often exacerbated by rapid temperature changes or localized overheating.
Chemical corrosion/erosion
Cause: Interaction with molten materials (metals, slags, fluxes) or atmospheric contaminants at high temperatures, leading to material degradation and wall thinning.
Maintenance Indicators
  • Visible cracks, especially radiating from corners or along weld seams
  • Abnormal discoloration or localized hot spots indicating uneven heating or material degradation
Engineering Tips
  • Implement controlled heating/cooling ramps (typically ≤200°C/hour) to minimize thermal shock stresses
  • Apply protective refractory coatings or washes compatible with the crucible material and process chemistry

Compliance & Manufacturing Standards

Reference Standards
ISO 3585:1998 (Borosilicate glass 3.3) ASTM C572-23 (Refractory crucibles) DIN 12330:1985 (Laboratory glassware - Crucibles)
Manufacturing Precision
  • Wall thickness: +/-0.5mm
  • Base flatness: 0.2mm
Quality Inspection
  • Thermal shock resistance test
  • Chemical resistance test

Factories Producing Crucible Body

Manufacturer profiles with relevant production capability in China

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are best for crucible bodies in basic metal manufacturing?

Graphite, silicon carbide, alumina, and quartz are optimal for crucible bodies due to their high-temperature resistance, thermal shock tolerance, and chemical inertness in metal processing environments.

What are the main components of a crucible body BOM?

The bill of materials typically includes the base plate for stability, rim/lip for handling and pouring, and side walls that form the main container structure to hold molten materials.

How do crucible bodies withstand extreme processing temperatures?

Crucible bodies are engineered with refractory materials that maintain structural integrity at high temperatures, often exceeding 1500°C, while resisting thermal expansion, corrosion, and mechanical stress during metal processing cycles.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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