Yiheng BPZ-6060H3 / BPZ-6090H3 / BPZ-6120H3 / BPZ-6210H3 High-Temperature Vacuum Drying Oven
| Brand | Yiheng |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Vacuum Oven |
| Temperature Range | RT+20 °C to 300 °C |
| Temperature Uniformity | ±1 °C |
| Temperature Resolution | 0.1 °C |
| Ultimate Vacuum | 133 Pa |
| Models | BPZ-6060H3, BPZ-6090H3, BPZ-6120H3, BPZ-6210H3 |
Overview
The Yiheng BPZ-H3 Series High-Temperature Vacuum Drying Ovens are precision-engineered thermal processing systems designed for controlled moisture removal, solvent evaporation, and thermal stabilization of heat-sensitive or oxidation-prone materials under reduced pressure. Operating on the principle of vacuum-assisted thermal desorption, these ovens eliminate atmospheric oxygen and lower the boiling point of volatile components—enabling efficient drying at elevated temperatures without thermal degradation. The series complies with core design expectations for laboratory-grade vacuum ovens per ISO 17025-accredited environments and supports GLP-compliant workflows through traceable temperature control and configurable process sequencing.
Key Features
- Stainless steel interior chamber (AISI 304) ensures long-term corrosion resistance, chemical compatibility with common solvents, and ease of decontamination—critical for pharmaceutical, polymer, and battery material labs.
- Rectangular vacuum chamber geometry maximizes usable volume-to-footprint ratio, facilitating uniform heat distribution and accommodating standard sample trays, crucibles, and multi-layer sample racks.
- Dual-layer tempered glass observation window with integrated anti-fog coating enables real-time visual monitoring without compromising vacuum integrity or thermal stability.
- Adjustable door-latching mechanism paired with a one-piece molded silicone gasket delivers consistent sealing performance across repeated thermal cycles, maintaining ≤133 Pa ultimate vacuum over extended operation.
- Independent over-temperature protection circuit (optional) provides hardware-level redundancy to the primary PID controller, meeting IEC 61000-4-2 ESD immunity requirements and supporting safety-critical applications in QA/QC labs.
- Programmable multi-step operation allows precise definition of heating ramp rates, hold durations at target temperature, vacuum maintenance intervals, and optional nitrogen backfill sequences—ensuring batch-to-batch reproducibility per ASTM E2048-22 guidelines for thermal process validation.
Sample Compatibility & Compliance
The BPZ-H3 series accommodates a broad range of sample formats—including powders, thin films, electrode coatings, ceramic precursors, and packaged electronic components—without risk of oxidation, discoloration, or decomposition. Its RT+20 °C to 300 °C operating envelope aligns with USP drying protocols for residual solvent analysis and ISO 11358-1 polymer thermogravimetric conditioning. All models support optional integration with certified vacuum pumps (designated “B” variants), enabling stable vacuum generation compliant with ISO 21509:2020 for vacuum system performance verification. Chamber construction meets CE machinery directive 2006/42/EC mechanical safety standards and RoHS 2011/65/EU material restrictions.
Software & Data Management
Equipped with an embedded 7-inch TFT-LCD touchscreen interface, the BPZ-H3 series supports up to 16 programmable profiles with 32 segment steps per profile. Each segment logs timestamped temperature setpoint, actual chamber temperature, vacuum level, and elapsed time—exportable via USB to CSV for audit-ready recordkeeping. Optional RS485 Modbus RTU communication enables centralized monitoring in LIMS-integrated facilities. Data logging conforms to FDA 21 CFR Part 11 requirements when used with validated user access controls and electronic signature modules (available as factory-installed options). Audit trails include operator ID, parameter changes, alarm events, and calibration history—fully traceable for GMP manufacturing environments.
Applications
- Pre-drying of lithium-ion battery cathode/anode slurries prior to calendaring and cell assembly
- Moisture removal from hygroscopic pharmaceutical excipients (e.g., microcrystalline cellulose, lactose monohydrate) per EP 2.2.32
- Thermal outgassing of optical components and vacuum-compatible sensor housings
- Accelerated aging studies of encapsulated OLED materials under inert gas backfill
- Residual solvent quantification in polymer films using gravimetric loss-on-drying (LOD) per ASTM D2298
- Pre-conditioning of ceramic green bodies prior to sintering to minimize blistering and warpage
FAQ
What is the maximum recommended continuous operating temperature?
Continuous operation is rated up to 300 °C; prolonged exposure above 280 °C requires verification of seal longevity and vacuum pump oil compatibility.
Can the oven be operated under inert gas purging instead of full vacuum?
Yes—nitrogen or argon backfill functionality is supported via optional solenoid valve and pressure-regulated inlet port, enabling controlled atmosphere drying per ISO 8502-9.
Is third-party IQ/OQ validation support available?
Yiheng provides factory-issued IQ/OQ documentation templates aligned with ASTM E2500-22 and offers on-site protocol execution by certified field service engineers upon request.
How is temperature uniformity verified across the chamber volume?
Uniformity is validated per ISO 17025 Clause 5.10 using nine calibrated PT100 sensors positioned at standardized locations (center + six faces + top/bottom corners), with results documented in the出厂 calibration certificate.
