Single-Disk Polishing Machine P-1 by WEIYEE
| Brand | WEIYEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | P-1 |
| Rotational Speed | 1400 rpm |
| Polishing Disk Diameter | 203 mm (8") |
| Number of Disks | 1 |
| Power Supply | AC 220 V, 50 Hz |
Overview
The WEIYEE P-1 Single-Disk Polishing Machine is a compact, benchtop-mounted mechanical sample preparation instrument engineered for consistent, reproducible surface finishing of metallurgical, ceramic, and composite specimens. It operates on the principle of fixed-speed rotational polishing—where a rigidly mounted 203 mm (8″) abrasive disk rotates at a constant 1400 rpm to facilitate controlled material removal and surface planarization under applied load and lubricant flow. Designed for routine laboratory use in quality control, failure analysis, and materials research labs, the P-1 delivers stable torque output and minimal speed drift during extended operation, ensuring uniform scratch pattern development across serial samples. Its mechanical simplicity—lacking variable-speed electronics or programmable logic—aligns with ISO 16819 and ASTM E3-22 requirements for standardized metallographic specimen preparation where process repeatability is prioritized over dynamic parameter modulation.
Key Features
- Benchtop footprint with integrated base plate and non-slip rubber feet for vibration-dampened operation on standard lab countertops.
- Single 203 mm (8″) aluminum alloy polishing disk with threaded mounting interface compatible with standard backing plates and hook-and-loop (Velcro®-type) or PSA-backed polishing cloths (e.g., synthetic napped cloths, woven polyester, and diamond-impregnated pads).
- Fixed-speed induction motor delivering nominal 1400 ±15 rpm under full-load conditions; no speed regulation circuitry required, minimizing electromagnetic interference in shared instrumentation environments.
- AC 220 V, 50 Hz power input with built-in thermal overload protection and manual reset switch compliant with GB/T 5226.1–2019 (equivalent to IEC 60204-1) for industrial machinery safety.
- Front-accessible splash guard assembly with hinged polycarbonate shield, designed to contain slurry dispersion while permitting real-time visual monitoring of specimen-disk contact.
- Adjustable specimen holder arm (not included) accommodates standard 30–50 mm diameter metallographic mounts; optional weighted carriers available for load application between 10–50 N per specimen.
Sample Compatibility & Compliance
The P-1 supports preparation of specimens up to 50 mm in diameter across ferrous and non-ferrous alloys, sintered carbides, geological thin sections, and polymer composites. It is routinely deployed in workflows aligned with ASTM E3, ISO 16819, and GB/T 13298–2015 for microstructural evaluation. While the unit itself carries no CE or UL certification, its electrical architecture meets essential safety requirements for laboratory equipment used within controlled environments under local institutional safety protocols. When operated with ISO-standardized abrasives (e.g., alumina, silica, or colloidal silica suspensions), the machine contributes to GLP-compliant documentation trails when paired with logbook-based procedural records.
Software & Data Management
The WEIYEE P-1 is a manually operated, analog-control instrument with no embedded firmware, touchscreen interface, or digital connectivity (e.g., USB, RS-232, or Ethernet). Process parameters—including runtime, applied load, abrasive type, and lubricant flow rate—are documented externally via laboratory notebooks or LIMS-integrated SOP templates. For audit readiness, users are advised to maintain calibration logs for motor performance verification (e.g., tachometer-confirmed rpm checks every 100 operational hours) and maintenance records for bearing lubrication and disk flatness verification (recommended annually per ISO/IEC 17025 clause 6.4.10).
Applications
- Routine final polishing of metallographic cross-sections prior to optical or electron microscopy (SEM/EDS) analysis.
- Surface conditioning of ceramic substrates for coating adhesion testing per ASTM D4541.
- Preparation of fracture surfaces for fatigue or stress-corrosion cracking studies requiring artifact-free topography.
- Standardized polishing of geological thin sections (30 µm thickness) using graded diamond slurries followed by colloidal silica finishing.
- QC validation of powder metallurgy compacts where density homogeneity is assessed via polished section porosity analysis (ASTM B276).
FAQ
Is the P-1 compatible with automatic dispensing systems for polishing slurries?
Yes—its open-top disk geometry allows integration with third-party peristaltic or gravity-fed slurry delivery manifolds. No proprietary interfaces are required.
Can the rotation direction be reversed?
No—the motor is wired for clockwise rotation only, consistent with standard metallographic practice and disk wear patterns specified in ASTM E3 Annex A3.
What maintenance intervals are recommended?
Motor bearings should be relubricated every 500 operating hours; disk runout must be verified quarterly using a dial indicator (maximum allowable deviation: 0.05 mm at rim).
Does WEIYEE provide ISO/IEC 17025-compliant calibration certificates?
No—calibration services are offered by accredited third-party metrology labs; WEIYEE supplies technical specifications and test methodology guidance upon request.
Is the P-1 suitable for hazardous environment use (e.g., flammable solvent-based slurries)?
Not without modification—the standard unit lacks explosion-proof motor housing or intrinsically safe controls; consult a qualified safety engineer before adaptation.
