Aode Aode-301 Tap Density Tester
| Brand | Aode |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | Aode-301 |
| Instrument Type | Tap Density Tester |
| Measurable Parameters | Tap Density, Bulk Density |
| Maximum Sample Vessel Capacity | 250 mL |
| Minimum Sample Volume | 5 mL |
| Vibration Frequency | 250–300 cycles/min |
| Vibration Amplitude | 3 mm or 14 mm |
| Programmable Taps | 1–99,999 cycles |
| Repeatability Error | ≤1% |
| Sample Mass Range | ≤500.00 g |
| Power Supply | 220 V, 50 Hz / 110 V, 60 Hz |
| Power Consumption | 30 W |
| Dimensions (W×D×H) | 330 × 170 × 260 mm |
| Weight | 10 kg |
Overview
The Aode Aode-301 Tap Density Tester is a precision-engineered instrument designed for standardized determination of tap density and bulk density of free-flowing powders and granular materials. It operates on the principle of controlled vertical mechanical tapping—subjecting a precisely measured powder sample in a calibrated cylindrical vessel to repetitive, uniform vertical impacts under defined amplitude and frequency. This process induces particle rearrangement and interstitial air expulsion until volume stabilization is achieved, yielding the tap density (ρt = m/Vt). The instrument complies with internationally recognized test methodologies including ISO 3953:2011 (Determination of tap density of metal powders), ASTM D4781 (Standard Test Method for Determination of Tap Density of Catalysts), and pharmacopeial standards such as USP <616> (Bulk and Tapped Density). Its design supports both research-grade characterization and routine QC testing in pharmaceutical, chemical, food, battery material, and metallurgical laboratories.
Key Features
- Programmable tap count control (1–99,999 cycles) with dual-mode operation: time-based or cycle-based termination
- Adjustable vibration amplitude (3 mm or 14 mm) to accommodate diverse powder cohesivity and particle size distributions
- Integrated optical sensor and microprocessor-controlled timer for high reproducibility (≤1% RSD)
- Rotating sample holder mechanism ensures homogeneous energy distribution across the powder bed during tapping
- Dual-range sample capacity: 5–250 mL calibrated cylinders compatible with standard USP/Ph. Eur./ISO volumetric specifications
- Low-power, brushless motor drive with stable 250–300 cycles/min frequency output and minimal thermal drift
- Compact benchtop footprint (330 × 170 × 260 mm) and lightweight construction (10 kg) for flexible lab integration
Sample Compatibility & Compliance
The Aode-301 accommodates dry, non-hygroscopic, free-flowing powders—including APIs, excipients, catalysts, ceramic precursors, metal alloys, and lithium-ion battery cathode/anode materials—within mass limits up to 500.00 g. It supports compliance with regulatory documentation requirements under GLP and GMP environments through traceable measurement logs. The instrument meets GB/T 21354–2008 (Powder Metallurgy—Determination of Tap Density), GB/T 5162–202x (Metal Powders—Determination of Apparent Density—Scott Volumeter Method), and ISO 3953:2011. All operational parameters—including tap count, amplitude selection, and cycle timing—are fully configurable and auditable, enabling alignment with FDA 21 CFR Part 11–compliant data integrity frameworks when used with validated software.
Software & Data Management
The included PC-based software enables seamless acquisition and processing of mass and volume inputs via USB-connected analytical balance integration. It automatically computes tap density (g/mL), bulk density (g/mL), compressibility index (Carr Index), and Hausner ratio—key metrics referenced in USP <1174> for powder flow classification. All raw data, intermediate calculations, operator ID, timestamp, and instrument configuration settings are stored in encrypted CSV and PDF report formats. Audit trail functionality records parameter changes and result modifications, supporting inspection readiness for ISO 9001, ISO/IEC 17025, and pharmaceutical quality systems. Software updates and calibration certificate management are supported via secure vendor portal access.
Applications
- Pharmaceutical formulation development: excipient screening, blend uniformity assessment, capsule/fill weight prediction
- Quality control of active pharmaceutical ingredients (APIs) per ICH Q5C and Q6A guidelines
- Characterization of electrode materials (e.g., NMC, LFP, graphite) for battery manufacturing process optimization
- Metallurgical powder qualification for additive manufacturing feedstock (ASTM F3049)
- Food ingredient processing: starch, dairy powders, instant beverages, and functional food additives
- Research into particle–particle interaction forces, cohesion/adhesion behavior, and packing efficiency modeling
FAQ
What standards does the Aode-301 comply with?
It conforms to ISO 3953:2011, ASTM D4781, USP <616> and <1174>, GB/T 21354–2008, and GB/T 5162–202x.
Can the instrument measure both tap and bulk density in a single workflow?
Yes—the software calculates both densities from sequential measurements: initial loose volume (bulk) and final tapped volume (tap), using identical mass input.
Is the rotation of the sample cylinder essential for measurement accuracy?
Yes—rotation prevents localized compaction and ensures isotropic energy transfer, improving repeatability across heterogeneous or elongated particles.
Does the system support 21 CFR Part 11 compliance?
When deployed with validated software, electronic signatures, audit trails, and user-access controls meet core Part 11 requirements for regulated environments.
What maintenance is required for long-term calibration stability?
Annual verification using NIST-traceable reference weights and certified volumetric cylinders is recommended; no routine lubrication or mechanical adjustment is needed due to solid-state actuation design.
