Can I contact factories directly on CNFX?

CNFX is an open directory. Each factory profile provides direct contact information.

Primary Zinc Matrix Component – Basic Metal Manufacturing

Component Specifications

Definition

The primary zinc matrix refers to the continuous zinc-dominated metallic phase that forms the structural backbone of zinc-aluminum master alloys. This matrix typically contains 85-95% zinc by weight and serves as the host for aluminum and other alloying elements. In industrial-grade high-purity zinc-aluminum master alloys, this matrix is engineered to maintain consistent crystalline structure, uniform elemental distribution, and predictable solidification behavior during casting processes. The matrix composition directly influences mechanical properties, corrosion resistance, and processing characteristics of the final alloy product.

Working Principle

The primary zinc matrix operates on metallurgical principles where zinc forms the continuous phase that dissolves and distributes aluminum atoms within its crystalline lattice. During solidification, zinc crystallizes first, creating a dendritic structure that controls grain size and prevents segregation. The matrix provides sacrificial corrosion protection through galvanic action while maintaining dimensional stability through controlled thermal expansion coefficients. Its electrochemical properties enable uniform current distribution in plating applications.

Materials

High-purity zinc (Zn ≥ 99.995%), Aluminum (Al 4-10%), Trace elements: Lead (Pb ≤ 0.003%), Cadmium (Cd ≤ 0.002%), Iron (Fe ≤ 0.002%), Copper (Cu ≤ 0.001%)

Technical Parameters

Density 6.6-7.0 g/cm³
Hardness 40-60 HB
Elongation 10-25%
Grain Size ASTM 5-7
Zinc Content 85-95%
Melting Point 419-450°C
Aluminum Content 4-10%
Tensile Strength 120-180 MPa
Thermal Conductivity 110-125 W/m·K
Electrical Conductivity 28-32% IACS

Standards

ISO 301, ISO 752, ASTM B240, DIN 1743, EN 1774

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Primary Zinc Matrix.

Parent Products

This component is used in the following industrial products

Industrial-Grade High-Purity Zinc-Aluminum Master Alloy

Pre-alloyed zinc-aluminum base material for precise non-ferrous metal production

View Product Details

Engineering Analysis

Risks & Mitigation

Zinc vapor formation above 500°C
Intergranular corrosion in chloride environments
Dimensional instability during thermal cycling
Aluminum segregation during improper solidification

FMEA Triads

Trigger: Inadequate temperature control during melting
Failure: Zinc vaporization and composition deviation
Mitigation: Implement precise temperature monitoring with ±5°C control and use protective atmosphere during processing

Trigger: Impurity contamination from raw materials
Failure: Reduced corrosion resistance and mechanical properties
Mitigation: Enforce strict material certification and implement spectroscopic analysis for each batch

Trigger: Rapid cooling during solidification
Failure: Microporosity and shrinkage defects in matrix
Mitigation: Control cooling rate at 10-20°C/minute and use directional solidification techniques

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

Chemical composition: ±0.5% for major elements, ±0.05% for trace elements; Dimensional: ±1.5% of specified values

Test Method

Spectrochemical analysis (ASTM E1479), Metallographic examination (ASTM E3), Corrosion testing (ASTM G31), Mechanical testing (ASTM E8/E21)

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

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.

Related Components

Valve Body

Valve body is the main structural housing of a molten metal flow control valve, designed to withstand extreme temperatures and corrosive environments while directing metal flow.

Refractory Liner

Refractory liner for molten metal flow control valves, providing thermal insulation and erosion resistance in extreme temperature applications.

Rotary Impeller

A high-speed rotating impeller used in molten metal degassing systems to inject inert gases and remove impurities.

Probe Assembly

High-temperature sampling probe for molten metal composition analysis in metallurgical processes

Frequently Asked Questions

What is the primary function of the zinc matrix in zinc-aluminum alloys?

The primary zinc matrix serves as the structural foundation that provides dimensional stability, controls solidification behavior, and enables sacrificial corrosion protection through its electrochemical properties.

How does zinc purity affect matrix performance?

High-purity zinc (≥99.995%) ensures minimal impurity interference, resulting in consistent crystalline structure, predictable mechanical properties, and enhanced corrosion resistance in the final alloy product.

What industries commonly use zinc-aluminum master alloys with primary zinc matrix?

Automotive manufacturing (die-cast components), construction (galvanized steel), electrical equipment (conductive parts), and general metal fabrication industries utilize these alloys for corrosion resistance and structural applications.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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.

Primary Zinc Matrix