Scientz XB-70II Fully Automatic Flake Ice Maker
| Brand | Scientz |
|---|---|
| Model | XB-70II |
| Ice Production Capacity | 25 kg/24h |
| Storage Capacity | 25 kg |
| Cooling Method | Air-Cooled |
| Ice Type | Irregular Flake Ice |
| Compressor | High-Efficiency International Brand |
| Control System | Microprocessor-Based Automatic Control |
| Water Filtration | Integrated OEM Water Purifier |
| Drainage | Active Gravity-Assisted Elevated Drainage |
| Origin | Zhejiang, China |
| Manufacturer | Ningbo Scientz Biotechnology Co., Ltd. |
Overview
The Scientz XB-70II Fully Automatic Flake Ice Maker is an engineered solution for laboratories, clinical facilities, and industrial environments requiring consistent, low-moisture flake ice with rapid on-demand availability. It operates on a mechanical rotary extrusion principle: filtered feed water enters a helical evaporator maintained at −18 °C, where rapid phase transition from liquid to solid occurs via direct-contact heat exchange. A gear-reduced auger rotates within the evaporator, mechanically shearing and compressing the nascent ice layer into irregular, porous flakes (typically 1–3 mm in nominal dimension) before gravity-assisted discharge into the insulated storage bin. Unlike plate or tube-type ice makers, this design minimizes residual surface moisture (<12% by weight), enhances thermal contact efficiency, and eliminates bridging—critical for applications demanding uniform cooling, sample stabilization, or cryopreservation support.
Key Features
- Rapid Ice Generation: First ice output within 5 minutes of startup; continuous production stabilized at 25 kg per 24-hour cycle under ISO 8561-1 ambient conditions (25 °C dry bulb, 60% RH).
- Low-Moisture Flake Output: Mechanically extruded ice exhibits high surface area-to-volume ratio and minimal free water content—ideal for embedding biological specimens, chilling reagents without dilution, or maintaining temperature-sensitive transport conditions.
- Intelligent Self-Diagnostic Control: Embedded microcontroller monitors compressor current, evaporator temperature, water flow rate, and bin fullness; displays fault codes (e.g., E01: water supply interruption, E03: condenser overheat) on LED interface for traceable maintenance logging.
- Integrated Water Purification: OEM-certified inline water filter removes particulates >5 µm and reduces scale-forming ions (Ca²⁺, Mg²⁺), extending evaporator service life and ensuring compliance with CLSI GP26-A4 recommendations for laboratory-grade ice purity.
- Elevated Drainage Architecture: Active gravity-assisted drain system enables installation in locations without floor-level drainage—supports flexible placement in ISO Class 5 cleanrooms, mobile lab units, or retrofit installations where plumbing modifications are restricted.
- Air-Cooled Condensing System: Optimized finned-tube condenser with axial fan ensures stable operation across ambient temperatures up to 32 °C; no external water source required, reducing infrastructure dependency and total cost of ownership.
Sample Compatibility & Compliance
The XB-70II produces ice suitable for direct contact with non-sterile biological samples, pharmaceutical intermediates, and food-grade materials per FDA 21 CFR Part 110 and ISO 22000 requirements. Its closed-loop water path, stainless-steel evaporator (AISI 304), and NSF/ANSI 12-2022–certified internal components prevent microbial ingress and cross-contamination. While not intended for sterile applications without secondary validation, it meets GLP documentation standards for instrument qualification (IQ/OQ/PQ protocols available upon request) and supports audit-ready data integrity when paired with optional RS-485 Modbus RTU output for integration into LIMS or MES platforms.
Software & Data Management
The unit features a standalone control interface with real-time status display (ice level, operating mode, error history). For regulated environments, optional digital I/O and Modbus RTU communication enable remote monitoring of operational cycles, cumulative ice output, and alarm logs—facilitating alignment with 21 CFR Part 11 electronic record requirements when deployed with validated timestamped data capture systems. All firmware updates comply with IEC 62304 Class B software lifecycle standards.
Applications
- Life Sciences: Pre-chilling centrifuge rotors, stabilizing enzyme assays, and preparing cold packs for RNA/DNA extraction workflows.
- Clinical Diagnostics: Maintaining specimen integrity during transport (e.g., blood gas analysis, CSF handling), and supporting histopathology tissue processing.
- Food & Beverage QA/QC: Rapid cooling of microbiological culture media, sensory evaluation samples, and HACCP-critical hold points.
- Industrial Process Support: Temperature moderation in chemical synthesis baths, fisheries preservation pre-shipment, and polymerization reaction quenching.
FAQ
What is the recommended ambient operating temperature range?
The XB-70II is rated for continuous operation between 10 °C and 32 °C ambient dry-bulb temperature, with relative humidity ≤80% non-condensing.
Does the unit require a dedicated water softener?
No—integrated filtration suffices for municipal water sources meeting ASTM D1193 Type IV specifications; however, feed water hardness >120 ppm CaCO₃ warrants supplemental softening to prevent long-term scaling.
Can the storage bin be emptied remotely?
Manual bin access is standard; automated discharge requires third-party pneumatic or auger-based add-on modules—not included in base configuration.
Is the ice output suitable for human consumption?
Yes—when supplied with potable water and maintained per manufacturer’s cleaning schedule (weekly descaling, bi-monthly sanitizer flush), output complies with NSF/ANSI 12 and EC No. 1935/2004 food-contact material directives.
