Shengyan SCQ-GC8 Ultrasonic Forced-Air High-Pressure Constant-Temperature Drying Oven
| Brand | Shengyan Ultrasonic (SYCS) |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | SCQ-GC8 |
| Instrument Type | General-Purpose Forced-Air Drying Oven |
| Temperature Range | Ambient to 300 °C |
| Temperature Uniformity | ±1.0 °C |
| External Dimensions | 500 × 470 × 500 mm (W × D × H) |
| Internal Chamber Dimensions | 250 × 300 × 250 mm (D × W × H) |
| Chamber Material | 300 °C-rated Stainless Steel (AISI 304 equivalent) |
| Heating Method | Forced-air Convection with Adjustable Fan Speed |
| Rated Voltage | 220 V AC, 50/60 Hz |
| Rated Power | 1500 W |
| Shelf Load Capacity | 15 kg/m² |
| Net Weight | 25 kg |
Overview
The Shengyan SCQ-GC8 is a precision-engineered forced-air drying oven designed for laboratory and small-scale industrial applications requiring stable thermal environments across a wide operating range (ambient to 300 °C). Unlike static convection ovens, the SCQ-GC8 employs a robust axial fan-driven air circulation system that ensures uniform heat distribution throughout the chamber—critical for reproducible drying, curing, annealing, and preheating protocols. Its chamber is constructed from high-grade, heat-resistant stainless steel (rated to 300 °C), minimizing oxidation and contamination risks during prolonged high-temperature operation. The unit integrates digital PID temperature control with real-time feedback, delivering ±1.0 °C temperature stability and uniformity—meeting baseline requirements for ASTM E145 Class II and ISO 17025-compliant thermal validation workflows. While not certified for hazardous-area use, its sealed airflow path and grounded chassis support safe operation in general-purpose lab environments under standard electrical safety guidelines (IEC 61010-1).
Key Features
- Forced-air convection system with adjustable fan speed for optimized airflow velocity and thermal homogeneity
- Digital PID temperature controller with dual-display interface (setpoint & actual temperature)
- Stainless steel interior chamber (AISI 304-equivalent) resistant to thermal cycling and chemical exposure
- Insulated double-wall construction with mineral wool insulation for energy efficiency and surface temperature safety
- Over-temperature protection circuit with independent mechanical cut-off (non-resettable at 320 °C)
- Removable, adjustable stainless steel shelves (2 included; load capacity: 15 kg/m²)
- Front-mounted door with silicone gasket seal and reinforced tempered glass viewing window
- Compliance-ready design: supports external data logging via analog output (0–5 V or 4–20 mA optional)
Sample Compatibility & Compliance
The SCQ-GC8 accommodates a broad spectrum of non-volatile, thermally stable samples—including ceramic precursors, polymer films, metal oxide powders, pharmaceutical excipients, and moisture-sensitive electronic components. It is unsuitable for flammable solvents, volatile organic compounds (VOCs), or biological materials requiring sterile or inert atmospheres. The oven meets general safety standards per IEC 61010-1 for laboratory electrical equipment and conforms to electromagnetic compatibility (EMC) requirements per EN 61326-1. For regulated environments, users may integrate the unit into GLP/GMP workflows by coupling it with external calibrated thermocouple probes (e.g., Pt100 Class A) and documenting thermal mapping per ISO/IEC 17025 Annex A.5. Note: No built-in audit trail or 21 CFR Part 11 compliance features are present; third-party validation software is required for FDA-regulated applications.
Software & Data Management
The SCQ-GC8 operates as a standalone instrument with no embedded firmware-based data storage or network connectivity. Temperature setpoints and real-time readings are displayed locally on a 4-digit LED panel. For traceable recordkeeping, users may connect an external data logger (e.g., Omega OM-DAQPRO-5300 or Testo 176 T4) to the optional analog output port. Calibration verification is performed using NIST-traceable reference thermometers at three chamber locations (center, top corner, bottom corner) per ASTM E2203. The unit supports manual calibration offset adjustment (±5.0 °C range) to compensate for sensor drift over extended service life.
Applications
- Moisture content determination per AOAC 934.01 and USP <1251> (when paired with validated gravimetric procedures)
- Thermal aging studies of polymers and composites (ISO 188, ASTM D573)
- Pre-drying of filter papers, crucibles, and volumetric glassware prior to gravimetric analysis
- Curing of epoxy resins and powder coatings in R&D settings
- Stabilization of hygroscopic reagents (e.g., anhydrous salts, molecular sieves)
- Heat treatment of metallurgical specimens for microstructural conditioning
FAQ
Does the SCQ-GC8 support inert gas purging?
No. The chamber lacks gas inlet/outlet ports and is not rated for positive-pressure inert atmosphere operation.
Can the oven be used for sterilization?
No. It does not achieve or validate the time-temperature profiles required for microbial lethality (e.g., 121 °C for 15 min per ISO 17665); it is not a sterilizer.
Is the temperature sensor replaceable by the user?
Yes—the integrated PT100 sensor is field-replaceable using standard M4 mounting hardware; calibration must be re-verified post-replacement.
What is the recommended maintenance interval?
Inspect door gasket integrity and clean chamber interior every 100 operational hours; verify temperature uniformity annually or after any impact event.
Does the unit include a certificate of conformance?
Yes—a factory-issued CoC listing model, serial number, tested temperature range, and compliance with IEC 61010-1 is provided with shipment.
