Ring and Ball Apparatus
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Product Code : SCL-OS-12243
Optimized for Secondary and Vocational TVET curricula, this apparatus facilitates empirical demonstrations of isotropic thermal expansion in metallic solids. Engineered to adhere to experimental protocols for linear and volumetric expansion analysis, the unit provides repeatable variance data. It serves as the primary instrument for verifying molecular kinetic theory in foundational thermodynamics and material science modules at the University-preparatory level.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
High-Purity Electrolytic Brass (Ball and Ring) |
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Dimensions |
25mm Diameter Ball; Precision-Matched Ring Clearance |
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Handle Assembly |
Heat-Resistant Insulated Grips with Reinforced Zinc/Steel Shrouds |
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Tolerance |
Micrometer-verified cold-state pass/fail clearance |
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ISO Compliance Code |
Manufactured under ISO 9001:2015 Quality Management Systems |
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HS Code |
9023.00.00 (Instruments/Models for Demonstrational Purposes) |
Key Pedagogical Outcomes (Bloom’s Taxonomy)
Feature: Precision-machined clearance tolerances.
Outcome: Allows students to Analyze the threshold of thermal expansion where volumetric change exceeds mechanical clearance, supporting Physics Module 102.
Feature: High-thermal-conductivity brass alloy.
Outcome: Facilitates the Evaluation of rapid heat transfer and phase-related expansion/contraction cycles in material science labs.
Feature: Insulated ergonomic handles.
Outcome: Supports the Application of laboratory safety protocols while conducting high-temperature thermal kinetic experiments.
International Logistics & Compliance
Every unit is prepared for global distribution using export-grade seaworthy crating (ISPM-15 compliant) to protect the metallurgical finish and mechanical alignment during transit. Standard procurement documentation includes the Manufacturer’s Authorization Form (MAF), IQ/OQ/PQ Certification, and comprehensive technical User Manuals in English. The apparatus features a tropicalized design, with anti-corrosive surface treatments tested for operational stability in environments up to 45°C and 90% Humidity, preventing oxidation of the brass substrate.
Why Source from the OEM
Procuring directly from the OEM ensures total vertical integration, from the in-house metallurgical casting of the brass components to the final precision machining of the expansion ring. Every Ring and Ball Apparatus is batch-tested for uniformity in clearance dimensions to eliminate experimental variance across high-volume institutional deployments. Sourcing through the manufacturer guarantees direct factory spares availability, in-house technical support for institutional tenders, and the ability to customize handle lengths for specific laboratory layouts, providing a superior life-cycle value over trader-sourced alternatives.
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