Structured Manufacturing Data (2026)

Dross Skimmer

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Dross Skimmer used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Dross Skimmer is characterized by the integration of Skimming Blade and Handle. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A tool used to remove dross (oxidized solder and impurities) from the surface of molten solder in a solder pot.

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Product Specifications

Technical details and manufacturing context for Dross Skimmer

Definition
A dross skimmer is an essential component of a solder pot system designed to mechanically remove the layer of dross that forms on the surface of molten solder. Dross consists of oxidized tin, lead (or lead-free alternatives), flux residues, and other contaminants. Its removal is critical for maintaining solder purity, ensuring proper wetting during soldering operations, reducing solder waste, and preventing defects in electronic assemblies.
Working Principle
The skimmer, typically a flat blade or perforated scoop, is manually or automatically swept across the surface of the molten solder in the pot. It mechanically separates and lifts the solid or semi-solid dross layer from the cleaner molten solder beneath, allowing the dross to be collected and disposed of, leaving a clean solder surface for subsequent dipping or wave soldering processes.
Common Materials
Stainless Steel
Technical Parameters
  • Blade width, matching the internal width of the solder pot to ensure full surface coverage. (mm) Standard Spec
Components / BOM
  • Skimming Blade Part
    The primary surface that contacts and lifts the dross from the molten solder.
    Material: Stainless Steel
  • Handle Part
    Provides a grip for manual operation, often insulated for heat protection.
    Material: Stainless Steel / Heat-Resistant Polymer
  • Mounting Bracket (if applicable) Part
    Attaches the skimmer to an automated system for mechanized dross removal.
    Material: Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Dross Skimmer.

Solder Dross Skimmer Dross Removal Tool stainless steel dross skimmer for solder pots dross removal tool for electronics manufacturing skimming blade for molten solder impurities industrial solder pot cleaning tool dross skimmer with mounting bracket

Applied To / Applications

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

Solder Pot
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric (no pressure rating required)
other spec: Solder pot diameter: 100mm to 600mm, Dross removal rate: 0.5-5 kg/hour
temperature: 200°C to 450°C (typical solder pot operating range)
Media Compatibility
✓ Tin-lead solder alloys ✓ Lead-free SAC alloys ✓ Wave solder pots with oxidation barriers
Unsuitable: High-viscosity solder pastes or adhesives
Sizing Data Required
  • Solder pot diameter
  • Dross generation rate (kg/hour)
  • Required skimming frequency (times/shift)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Mechanical fatigue cracking
Cause: Cyclic thermal stress from repeated immersion in molten metal and exposure to ambient air, leading to material embrittlement and crack initiation at stress concentrations.
Corrosion and oxidation degradation
Cause: Chemical attack from molten metal oxides (dross) and atmospheric oxygen at high temperatures, causing material thinning and loss of structural integrity.
Maintenance Indicators
  • Visible cracks or warping on the skimmer blade or arm structure
  • Unusual vibrations or scraping noises during operation indicating blade misalignment or obstruction
Engineering Tips
  • Implement regular thermal cycling inspections using non-destructive testing (e.g., dye penetrant) to detect early-stage fatigue cracks before catastrophic failure.
  • Apply high-temperature protective coatings (e.g., aluminum diffusion coatings) to critical components to reduce oxidation and extend service intervals.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ANSI/ASME B46.1 - Surface Texture DIN EN 1090-1 - Execution of steel structures and aluminium structures
Manufacturing Precision
  • Flatness: +/- 0.5mm per meter
  • Bore diameter: +/- 0.1mm
Quality Inspection
  • Dye Penetrant Test for surface cracks
  • Spectrographic Analysis for material composition

Factories Producing Dross Skimmer

Manufacturer profiles with relevant production capability in China

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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 is a dross skimmer used for in electronics manufacturing?

A dross skimmer is used to remove dross (oxidized solder and impurities) from the surface of molten solder in solder pots, ensuring clean soldering operations and preventing contamination in electronic component assembly.

Why is stainless steel the preferred material for dross skimmers?

Stainless steel is preferred for dross skimmers because it resists corrosion from molten solder, maintains structural integrity at high temperatures, and provides durability for repeated use in industrial environments.

How do I maintain and clean a dross skimmer?

Regularly wipe the skimming blade with a dry cloth after use to remove solder residue. For deeper cleaning, use a mild solvent approved for stainless steel. Inspect the mounting bracket and handle periodically for wear or damage.

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 for Computer, Electronic and Optical Product Manufacturing.

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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