Brass Wire (100gm)
Product Code : SCL-PLE-11748
The StemAids Brass Wire (100g Spool) is a high-grade metallurgical standard engineered for experiments involving thermal expansion, electrical conductivity, and Young’s Modulus determination. Optimized for Secondary and University-level physics, this wire provides a consistent cross-sectional area and predictable elastic properties. Manufactured to ISO 9001:2015 standards, it facilitates the quantification of material constants and serves as a reliable conductor for various DC circuit applications within institutional laboratories.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Composition |
High-purity Alpha-Brass (Copper-Zinc Alloy) |
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Unit Weight |
100g Net per spool |
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Standard Gauges |
Available in common SWG (Standard Wire Gauge) sizes (e.g., 22, 24, 26, 30) |
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Surface Finish |
Bright-annealed, smooth finish to minimize surface stress |
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Tensile Strength |
Optimized for elasticity and deformation studies |
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Electrical Properties |
Low resistivity for use in bridge and potentiometer experiments |
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Packaging |
Wound on a durable, high-impact polymer or wooden spool |
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ISO Compliance Code |
Manufactured under ISO 9001:2015 Quality Management Systems |
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HS Code |
7408.21.00 (Wire of copper-zinc base alloys (brass)) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
- Linear Expansion Interface: Facilitates student visualization of atomic-level thermal excitation, supporting Thermodynamics Module 101 by allowing the calculation of the coefficient of linear expansion.
- Elasticity Quantification: Enables the physical study of Stress vs. Strain, allowing learners to apply tensile force to determine the Young’s Modulus of brass using a Searle’s Apparatus.
- Ohmic Property Analysis: Supports the analysis of the relationship between wire length, diameter, and resistance (R=ρL/A).
- Material Comparison Evaluation: Allows students to evaluate the performance differences between brass, copper, and nichrome in electrical and mechanical environments.
International Logistics & Compliance
StemAids ensures comprehensive OEM readiness for global institutional procurement:
- Packaging: Export-grade seaworthy crating (ISPM-15 compliant) featuring moisture-barrier vacuum sealing to prevent the oxidation and tarnishing of the brass surface during maritime transit.
- Documentation: Includes Manufacturer’s Authorization Form (MAF), Certificate of Conformance (CoC), and Material Safety Data Sheets (MSDS).
- Shelf Stability: Treated with a micro-thin anti-tarnish coating to ensure the wire remains conductive and aesthetically clear during long-term storage in tropical laboratory conditions.
Direct OEM Sourcing Advantages
Procuring StemAids Brass Wire directly ensures vertical manufacturing control:
- In-House Gauge Verification: Every spool is batch-tested with a digital micrometer to ensure a uniform diameter throughout the 100g length, which is critical for accurate R and Y
- Batch-Tested for Uniform Reliability: Samples from each melt undergo tensile strength testing to ensure consistent breaking points and elastic limits across all classroom sets.
- Direct Factory Customization: Ability to request specific SWG gauges or non-standard alloys (e.g., Phosphor Bronze or Constantan) to meet unique curriculum requirements.
- Manufacturing Control: Direct oversight of the drawing and annealing process ensures the wire is not "work-hardened," maintaining the expected flexibility for student handling.