Xenon Arc Weathering Test Chamber OK-XD Series
| Brand | Other Brands |
|---|---|
| Origin | Imported |
| Manufacturer Type | General Distributor |
| Price | USD 5,300 (Reference Only) |
| Chamber Models | OK-XD-100 / OK-XD-225 / OK-XD-500 / OK-XD-1000 |
| Internal Dimensions (W×D×H, cm) | 50×50×40 / 50×75×60 / 80×80×80 / 100×100×100 |
| External Dimensions (W×D×H, cm) | 100×170×90 / 110×190×100 / 140×190×130 / 165×210×150 |
| Temperature Range | 0–150°C (Chamber), 40–85°C (Black Panel) |
| Humidity Range | 20–75% RH (Light Cycle), 20–98% RH (Dark Cycle) |
| Temp. Control Accuracy | ±0.5°C |
| Humidity Control Accuracy | ±2.0% RH |
| Temp. Uniformity | ±2.0°C |
| Humidity Uniformity | ±3.0% RH |
| Irradiance | 550 W/m² ±10% (300–800 nm) or 1000 W/m² ±10% (300–1200 nm) |
| Xenon Lamp Power | 1.8 kW / 2.5 kW / 6 kW |
| Lamp Life | ~1,500 h |
| Spray Duration | 1–999 min (Intermittent or Continuous) |
| Spray Pressure | 70–127 kPa |
| Sample Mounting | Dual-layer mesh tray or 500-mm-diameter rotating turntable (0–3 rpm) |
| Construction | Interior – SUS304 stainless steel |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz |
Overview
The OK-XD Series Xenon Arc Weathering Test Chamber is an engineered environmental simulation system designed to accelerate the degradation of materials under controlled exposure to full-spectrum solar radiation, temperature, humidity, and moisture cycling. Based on the principle of xenon arc irradiation—where a high-intensity, long-arc, air-cooled xenon lamp emits spectral energy closely matching natural sunlight (300–1200 nm)—this chamber replicates the photochemical, thermal, and hygrothermal stresses experienced by materials in real-world outdoor or indoor service environments. Unlike UV fluorescent or metal halide sources, xenon arc technology delivers true broadband irradiance with critical UV-B, UV-A, visible, and near-infrared components, enabling correlation to field performance per internationally recognized weathering standards. The chamber supports both light/dark cycles and simultaneous irradiation with water spray, condensation, and humidity control—critical for evaluating photostability, colorfastness, gloss retention, cracking, chalking, and embrittlement in polymeric, textile, coating, and automotive components.
Key Features
- Full-spectrum xenon arc lamp assembly with precision optical filtering to maintain spectral match to CIE Standard Illuminant D65 or ISO/CIE Daylight A over lamp lifetime.
- Independent black panel temperature (BPT) and chamber air temperature control, each with PID regulation and real-time monitoring via calibrated thermocouples.
- Dual-mode humidity control: programmable relative humidity during both irradiation (20–75% RH) and dark (20–98% RH) phases, supported by steam humidification and refrigerated dehumidification.
- Integrated water spray system with adjustable pressure (70–127 kPa), programmable duration (1–999 min), and selectable intermittent/continuous modes—compliant with ISO 4892-2 wetting requirements.
- Flexible sample mounting options: standard dual-layer stainless steel mesh trays for flat specimens or motor-driven 500-mm-diameter rotating turntables (0–3 rpm) to ensure uniform irradiance distribution across irregular or three-dimensional samples.
- Robust chamber construction using interior SUS304 stainless steel (electropolished finish) and exterior either SUS304 or powder-coated carbon steel—resistant to corrosion from salt spray, acidic condensate, and repeated thermal cycling.
- Modular lamp housing with quick-release mechanism and alignment fixtures, enabling lamp replacement without recalibration; average operational life: ≥1,500 hours at nominal irradiance output.
Sample Compatibility & Compliance
The OK-XD series accommodates diverse specimen geometries—including fabrics, painted panels, plastic extrusions, composite laminates, and automotive trim parts—via configurable sample racks and optional custom fixtures. Its design aligns with global regulatory and industry test protocols, including ISO 4892-2 (Plastics—Methods of exposure to laboratory light sources—Part 2: Xenon-arc lamps), ASTM G155 (Standard Practice for Operating Xenon Arc Equipment for Exposure of Non-Metallic Materials), GB/T 16422.2, GB/T 8427 (Textiles—Tests for colour fastness—Colour fastness to artificial light), and ISO 105-B02 (Colour fastness to xenon arc radiation). All chambers support traceable calibration of irradiance (W/m²), temperature, and humidity per ISO/IEC 17025-recommended practices. Optional data logging and audit trail functionality enable compliance with GLP and GMP documentation requirements where applicable.
Software & Data Management
Equipped with a 7-inch industrial-grade touchscreen controller running embedded real-time OS, the system provides intuitive programming of multi-step test profiles—including ramp rates, dwell times, irradiance setpoints, humidity transitions, and spray sequences. All operational parameters are logged at user-defined intervals (minimum 1-minute resolution) and exportable via USB or Ethernet to CSV format. The controller stores ≥100 test programs and retains ≥30 days of continuous runtime data onboard. For integrated lab management, optional RS485/Modbus RTU or Ethernet/IP interfaces allow integration into centralized LIMS or MES platforms. While native software does not include FDA 21 CFR Part 11 electronic signature capability, third-party validated SCADA extensions are available for regulated environments requiring audit trails, user role-based access, and electronic record integrity.
Applications
- Evaluation of color fading and chromatic shift in automotive interior trim, textiles, and architectural coatings under simulated South Florida or Arizona exposure conditions.
- Accelerated aging of polymer-based medical device housings per ISO 10993-12 biocompatibility guidance, assessing surface degradation prior to cytotoxicity testing.
- Correlation studies between laboratory xenon exposure and real-time outdoor weathering for roofing membranes, PVC window profiles, and fiber-reinforced composites.
- Quality assurance of lightfastness in inkjet-printed signage, digital textile prints, and decorative laminates used in retail environments.
- Development validation of UV stabilizers, HALS additives, and pigment dispersion systems in R&D laboratories supporting paint, plastics, and ink formulation.
FAQ
What standards does the OK-XD chamber support?
It fully complies with ISO 4892-2, ASTM G155, GB/T 16422.2, GB/T 8427, and related national and international weathering test methods.
Can irradiance be monitored and maintained automatically?
Yes—the chamber includes a calibrated broadband radiometer (300–800 nm or 300–1200 nm range) with closed-loop feedback control to sustain setpoint irradiance within ±10% tolerance.
Is the spray system compatible with deionized water only?
For optimal nozzle longevity and absence of mineral deposits, use of deionized or distilled water is strongly recommended; tap water may cause scaling and require more frequent maintenance.
How is temperature uniformity verified?
Uniformity is validated per IEC 60068-3-5 using nine calibrated PT100 sensors placed across the working volume during qualification; results are documented in the Factory Acceptance Test (FAT) report.
Are custom internal dimensions or auxiliary functions available?
Yes—OEM engineering support enables customization of chamber volume, sample rotation dynamics, additional sensor ports, or integration of O₂/CO₂ monitoring for specialized material oxidation studies.
