Drick DRK648 Ozone Aging Test Chamber
| Brand | Drick |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DRK648 |
| Price | USD 7,000 (FOB Qingdao) |
Overview
The Drick DRK648 Ozone Aging Test Chamber is a precision-engineered environmental test system designed to evaluate the ozone resistance of elastomeric materials under controlled, reproducible conditions. It operates on the principle of accelerated aging by exposing test specimens to a stable, adjustable concentration of ozone (typically 25–500 pphm) within a thermally regulated, light-tight, and sealed chamber. The chamber maintains a constant temperature range of +10°C to +70°C (±0.5°C uniformity) and enables both static and dynamic mechanical stress application—critical for simulating real-world service conditions of rubber components such as cable jackets, automotive seals, and industrial hoses. Its design adheres to the fundamental requirements of ASTM D1149, ISO 1431-1, and GB/T 7762–2003, ensuring compatibility with internationally recognized test protocols for ozone-induced surface cracking assessment.
Key Features
- Robust dual-layer construction: Outer shell fabricated from high-grade A3 cold-rolled steel with electrostatic powder coating; inner chamber made of SUS304 stainless steel for exceptional corrosion and ozone resistance.
- 360° motorized rotating sample rack—enabling uniform exposure of all specimen surfaces to the ozone atmosphere without manual repositioning.
- Thermal insulation using 100 mm thick high-density fiberglass wool, minimizing thermal leakage and supporting stable chamber temperature control.
- Triple-sealed observation window with multi-layer tempered glass and embedded conductive film—prevents fogging and ensures optical clarity during extended testing cycles.
- High-efficiency vertical air circulation system powered by a long-shaft, high-torque fan motor and stainless steel multi-blade impeller—guarantees ±1.5°C temperature uniformity across the working volume.
- Double-lip, high-tension silicone gasket sealing system at the door interface—maintains >99.9% ozone containment integrity over 1,000-hour continuous operation.
- Integrated ozone generation via silent-discharge ceramic tube module with digital mass flow control (0–10 L/min range), enabling precise, repeatable ozone concentration regulation.
- Bottom-mounted refrigeration unit featuring imported Tecumseh (France) hermetic compressor—ensures rapid cooling response and long-term operational reliability.
Sample Compatibility & Compliance
The DRK648 accommodates standard test specimens per GB/T 7762–2003 and ISO 1431-1, including dumbbell-shaped tensile strips (Type 1 or 2), ring specimens, and extruded cable segments up to Ø25 mm × 300 mm length. Fixtures—including static tension clamps, dynamic flexing arms, and rotating mandrels—are constructed entirely from ozone-inert 316 stainless steel and PTFE-coated hardware to prevent catalytic ozone decomposition. All internal gas pathways utilize electropolished stainless tubing and diaphragm-sealed solenoid valves compliant with ISO 8573-1 Class 2 for particle-free gas delivery. The system meets essential regulatory prerequisites for GLP-compliant laboratories, including traceable calibration documentation, temperature/ozone concentration logging capability, and physical access controls aligned with ISO/IEC 17025 audit requirements.
Software & Data Management
The chamber integrates a programmable 7-inch TFT touchscreen controller with embedded data-logging firmware. Users can define multi-step test profiles—including ramp-and-soak temperature sequences, timed ozone injection cycles, and scheduled rotation intervals—with up to 100 programmable segments. Real-time monitoring displays chamber temperature, ozone concentration (pphm), elapsed time, and rotational speed. Logged data is exportable via USB 2.0 in CSV format, supporting post-test analysis in MATLAB, Excel, or LIMS platforms. While the base configuration does not include FDA 21 CFR Part 11-compliant electronic signatures or audit trail functionality, optional firmware upgrades are available to enable full GMP-aligned data integrity features—including user-level permissions, immutable event logs, and electronic record archiving.
Applications
The DRK648 serves critical quality assurance and R&D functions across rubber compounding, wire & cable manufacturing, aerospace sealing systems, and automotive NVH component development. Typical use cases include: comparative evaluation of antioxidant package efficacy in EPDM formulations; validation of halogen-free flame-retardant cable jacket durability under tropical climatic conditions; screening of silicone vs. fluoroelastomer performance in ozone-rich engine bay environments; and failure mode analysis of cracked rubber bushings in suspension subassemblies. Its ability to replicate the synergistic effects of ozone exposure, thermal stress, and mechanical strain makes it indispensable for predictive lifetime modeling and ISO 26262 functional safety assessments of elastomeric interfaces.
FAQ
What ozone concentration range is supported?
The DRK648 delivers a controllable ozone output from 25 pphm to 500 pphm, calibrated against NIST-traceable UV photometric standards.
Can the chamber be used for dynamic fatigue testing?
Yes—optional accessories include pneumatic or servo-driven dynamic stretching modules compatible with ISO 1431-2 for cyclic strain applications.
Is third-party calibration certification included?
Factory calibration reports are provided with each unit; accredited ISO/IEC 17025 calibration services are available upon request.
What maintenance intervals are recommended?
Ozone generator tubes require replacement every 6,000 operating hours; refrigerant pressure and door gasket integrity should be verified quarterly.
Does the system support remote monitoring?
Ethernet connectivity is available as an add-on module, enabling Modbus TCP integration with building management or centralized lab monitoring systems.
