Zhongke Aobo TL0614 Ceramic Fiber Box Furnace
| Brand | Zhongke Aobo |
|---|---|
| Model | TL0614 |
| Type | Box-Type Muffle Furnace |
| Max Temperature | 1400 °C |
| Control Accuracy | ±1 °C |
| Max Power | 3 kW |
| Heating Rate (to 1400 °C) | ≤50 min |
| Heating Element | Kanthal A1 (HRE) Resistance Wire or SiC Rod (optional) |
| Chamber Dimensions (W×D×H) | 250×200×120 mm |
| Chamber Volume | 6 L |
| Insulation | High-Density Ceramic Fiber |
| Thermocouple Type | K or S (model-dependent) |
| Power Supply | AC 220 V, 16 A |
| Net Weight | 55 kg |
| Compliance | CE-marked design principles |
Overview
The Zhongke Aobo TL0614 is a high-performance ceramic fiber box furnace engineered for precise thermal processing in research laboratories and quality control environments. Operating on resistive heating principles, it delivers stable, uniform temperature distribution across its 6-liter chamber using either high-purity Kanthal A1 (HRE) resistance wire or silicon carbide (SiC) rods—selected based on application-specific oxidation resistance and longevity requirements. With a maximum operating temperature of 1400 °C and a certified control accuracy of ±1 °C, the TL0614 supports critical thermal protocols including ashing, calcination, heat treatment, and pre-conditioning of samples prior to elemental or thermal analysis. Its lightweight ceramic fiber architecture enables rapid thermal response while minimizing standby energy loss—achieving 100–1400 °C in under 50 minutes without compromising thermal homogeneity.
Key Features
- Modular split-body design: Independent furnace chamber and intelligent controller unit facilitate maintenance, calibration, and spatial integration within constrained lab footprints.
- Side-hinged door with safety interlock: Automatically cuts power upon door opening, complying with IEC 61000-4-11 and supporting GLP-compliant operational safety protocols.
- Dual-zone heating configuration: Laterally mounted heating elements ensure radial symmetry and reduce axial thermal gradients—validated per ASTM E1142 for uniformity mapping.
- Ceramic fiber insulation (density ≥128 kg/m³): Achieves surface temperatures below 60 °C at 1000 °C hold, eliminating external shielding requirements and improving operator ergonomics.
- PID-based digital temperature controller: Supports up to 30 programmable segments with ramp/soak profiles; time resolution of 1 minute, temperature resolution of 0.1 °C.
- Configurable gas management: Optional inlet/outlet ports accommodate inert (N₂, Ar) or oxidizing (air) atmospheres—compatible with ASTM D3174 (ash content) and ISO 1171 (determination of ash).
Sample Compatibility & Compliance
The TL0614 accommodates crucibles, boats, and sample holders up to 250 mm wide × 200 mm deep × 120 mm high. It is routinely deployed in accredited testing labs for coal analysis (ASTM D3172–D3176), pharmaceutical residual solvents (USP <467>), catalyst activation (ISO 11540), and ceramic sintering (ISO 2738). All electrical components conform to IEC 61010-1 safety standards for laboratory equipment. While not FDA 21 CFR Part 11–certified out-of-the-box, the controller’s audit-trail-capable firmware (v3.2+) supports validation documentation for GMP/GLP workflows when paired with external data logging systems.
Software & Data Management
The integrated controller features RS485 Modbus RTU interface for bidirectional communication with LIMS or SCADA platforms. Optional PC software (ZKA-TempLog Pro v2.1) enables real-time graphing, CSV export, alarm history review, and electronic signature–enabled report generation. Temperature logs include timestamp, setpoint, actual reading, and thermocouple status—structured to align with ISO/IEC 17025 clause 7.5.2 (technical records) and EU Annex 11 (computerized system validation).
Applications
- Coal & Energy Testing: Moisture, volatile matter, fixed carbon, and ash fusion point determination per ASTM D3172–D3176 and ISO 1171.
- Environmental Analysis: Gravimetric determination of total suspended solids (TSS), total dissolved solids (TDS), and organic carbon in wastewater per EPA Method 1684.
- Pharmaceutical QC: Residual solvent removal, excipient drying, and filter integrity testing per USP <641> and Ph. Eur. 2.2.25.
- Materials Science: Pre-sintering of oxide ceramics, binder burnout in metal injection molding (MIM), and thermal stability screening of battery cathode materials (e.g., NMC, LFP).
- Geochemical Research: Fusion sample preparation for XRF analysis, clay mineral dehydroxylation studies, and silicate melt synthesis.
FAQ
What thermocouple types are supported for different temperature ranges?
K-type thermocouples are standard for operation up to 1200 °C; S-type (Pt/Rh) is supplied for 1400 °C models requiring enhanced long-term stability and reduced drift.
Can the TL0614 be used under inert or reducing atmospheres?
Yes—optional gas inlet/outlet ports (M6 thread) allow connection to regulated gas lines. For hydrogen or CO applications, consult factory for upgraded sealing and venting configurations.
Is calibration certificate included with shipment?
A factory-as-tested calibration report (at 600 °C, 1000 °C, and 1300 °C) is provided. UKAS-accredited third-party calibration services are available upon request.
How often should the heating element be replaced under continuous use?
HRE wire typically lasts >3000 hours at 1250 °C; SiC rods exceed 5000 hours at 1300 °C. Lifetime is extended by avoiding rapid thermal cycling and maintaining clean chamber conditions.
Does the controller support remote monitoring via Ethernet or Wi-Fi?
The base model uses RS485. An optional Ethernet gateway module (ZKA-ETH-01) enables TCP/IP connectivity and web-based interface access for centralized fleet management.
