Physical Property Testing Instruments
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| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-8m2.000000 |
| Internal Dimensions (W×D×H) | 2000 mm × 2000 mm × 2000 mm |
| Temperature Range | −50 °C to +150 °C |
| Temperature Uniformity | ±2 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Rate | 3 °C/min (typical) |
| Cooling Rate | 1 °C/min (typical) |
| Humidity Range | 30–98 %RH |
| Humidity Control Accuracy | ±1 %RH |
| Temperature Measurement Sensor | PT100 Platinum Resistance Thermometer |
| Control System | RKC PID Digital Controller with SSR Output |
| Communication Interface | RS-232 / RS-485 |
| Compliance Standards | GB/T 10586–2014, GB/T 10592–2012, GB/T 2423.1–2023, GB/T 2423.2–2023, GB/T 2423.3–2016, GB/T 2423.4–2022 |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-TH-408.0 |
| Instrument Type | Benchtop |
| Condensation Method | Air-Cooled |
| Temperature Range | -20 °C to +150 °C |
| Humidity Range | 20–98% RH |
| Temperature Deviation | ≤ ±2 °C |
| Temperature Uniformity | ±1 °C (High Temp), ±2 °C (Low Temp) |
| Humidity Deviation | ≤ ±3% RH |
| Humidity Uniformity | ±3% RH |
| Heating Rate | 1.0–3.0 °C/min |
| Interior Dimensions (W×H×D) | 600 × 850 × 800 mm |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-TH-800.0 |
| Instrument Type | Benchtop |
| Condensation Method | Air-Cooled |
| Temperature Range | -40 °C to +150 °C |
| Humidity Range | 20–98 % RH |
| Temperature Deviation | ≤ ±2 °C |
| Temperature Uniformity | ±1 °C (High Temp), ±2 °C (Low Temp) |
| Humidity Deviation | ≤ ±3 % RH |
| Humidity Uniformity | ±3 % RH |
| Heating Rate | 1.0–3.0 °C/min |
| Internal Chamber Dimensions | 1000 × 1000 × 800 mm (W × D × H) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-ZTH-520 |
| Temperature Range | −70 °C to +150 °C |
| Humidity Range | 20–98 %RH at 20–85 °C |
| Temperature Ramp Rate | 5 / 10 / 15 °C/min |
| Temperature Uniformity | ≤ ±0.5 °C |
| Standard Load Capacity | 15 kg aluminum mass block with 350 W internal heat dissipation |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-STH-4.5m² |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-4.6m² |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range Options | A: 0°C to +85°C |
| B | −20°C to +85°C |
| C | −40°C to +85°C |
| D | −60°C to +85°C |
| E | −70°C to +85°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Construction | Modular PU-insulated sandwich panels with steel frame, hermetic walk-in door, integrated air circulation and multi-stage refrigeration system |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-4m² |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Humidity Control | Standard Integrated System |
| Construction | Modular PU-insulated sandwich panels with reinforced steel frame |
| Door | Large-sealed access door with observation window, anti-frost heating, and safety interlock |
| Refrigeration | Cascade dual-stage compressor system |
| Air Circulation | High-volume centrifugal fans with optimized ductwork |
| Control System | Industrial PLC-based touchscreen controller with programmable profiles, data logging, and remote monitoring capability |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-STH-4m2.0101 |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range | −40 °C to +150 °C |
| Temperature Uniformity | ±2 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Rate | 3 °C/min |
| Cooling Rate | 1 °C/min |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-STH-8m² |
| Internal Dimensions (W×D×H) | 2000 × 2000 × 2000 mm |
| Temperature Range | −50°C to +150°C |
| Temperature Uniformity | ±2°C |
| Temperature Control Accuracy | ±0.1°C |
| Heating Rate | 3°C/min |
| Cooling Rate | 1°C/min |
| Humidity Range | 30–98% RH |
| Humidity Control Accuracy | ±1% RH |
| Power Supply | AC 380 V ±10%, 50 Hz, 3-phase 5-wire |
| Total Power | 12 kW |
| Compliance | GB/T 10586–2014, GB/T 10592–2018, GB/T 2423.1–2023, GB/T 2423.2–2023, GB/T 2423.3–2016, GB/T 2423.4–2016 |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-4m2.245 |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range | −40 °C to +150 °C |
| Temperature Uniformity | ±2 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Rate | 3 °C/min |
| Cooling Rate | 1 °C/min |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | STH-10M3A |
| Internal Dimensions (W×D×H) | 2000 × 2000 × 2500 mm |
| Temperature Range | −70°C to +80°C (selectable sub-ranges: A: 0°C, B: −20°C, C: −40°C, D: −60°C, E: −70°C) |
| Humidity Range | 20–98% RH |
| Temperature Uniformity | ±2°C |
| Temperature Fluctuation | ±0.5°C |
| Humidity Fluctuation | ±3.0% RH (75–98% RH), ±5.0% RH (20–75% RH) |
| Temperature Deviation | ±2°C |
| Control Accuracy | ±1°C |
| Average Heating Rate | 1.0–4.0°C/min |
| Average Cooling Rate | ≥1.0°C/min (full range) |
| Refrigeration System | Hermetic dual-stage cascade compressor with eco-friendly refrigerants R404A/R23 |
| Controller | 7-inch color LCD touch screen with bilingual (English/Chinese) interface |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz, 3-phase 5-wire |
| Construction | Interior – 304 stainless steel |
| Compliance | GB/T 2423.1–2001 (Cold), GB/T 2423.2–2001 (Dry Heat), GB/T 2423.3–2006 (Constant Damp Heat), GB/T 2423.4–2008 (Cyclic Damp Heat), GJB 150.3A–2009 (High Temp), GJB 150.4A–2009 (Low Temp), GJB 150.9A–2009 (Humidity) |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-STH-4.2m² |
| Internal Dimensions (D×W×H) | 1500 × 1800 × 1500 mm |
| Temperature Range Options | A: 0°C to +85°C |
| B | −20°C to +85°C |
| C | −40°C to +85°C |
| D | −60°C to +85°C |
| E | −70°C to +85°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Humidity Range | 20–98% RH (optional configuration) |
| Humidity Control Accuracy | ±3% RH (at 25°C) |
| Construction | Double-skin steel panels with high-density polyurethane (PU) insulation core |
| Door | Reinforced insulated door with observation window, anti-frost heating, and safety interlock |
| Refrigeration System | Cascade refrigeration (dual-stage compressors), optional LN₂ assist for rapid cooldown |
| Air Circulation | High-volume centrifugal fans with optimized ductwork for uniform thermal distribution |
| Control System | Industrial-grade PLC with 10.4″ color touchscreen HMI, programmable multi-segment profiles, real-time data logging, USB export, Ethernet remote access, and audit trail capability |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-12.00m² |
| Internal Working Dimensions (D×W×H) | 3000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Humidity Range | 20–98% RH (optional configuration) |
| Humidity Control Accuracy | ±3% RH (at 25°C) |
| Construction | Double-skin steel panels with high-density polyurethane (PU) insulation |
| Door | Electrically heated, double-glazed observation door with safety interlock |
| Refrigeration System | Cascade refrigeration (dual-stage compressors) |
| Air Circulation | High-volume centrifugal fans with optimized ductwork |
| Controller | Programmable PLC-based touchscreen interface with Ethernet/RS485 connectivity |
| Compliance | Designed to support ISO 16750-4, ASTM D4332, IEC 60068-2-1, IEC 60068-2-2, MIL-STD-810H environmental test protocols |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-2 |
| Internal Volume | Customizable (Starting from 1 m³) |
| Temperature Range Options | A: 0°C / B: -20°C / C: -40°C / D: -60°C / E: -70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Construction | Modular PU-insulated sandwich panels with structural steel frame |
| Door | Large insulated walk-in door with observation window, anti-frost heater, and safety interlock |
| Refrigeration | Cascade refrigeration system (dual-stage compressors) |
| Air Circulation | High-capacity centrifugal fans with optimized ductwork |
| Control System | Industrial PLC-based controller with programmable ramp-soak profiles, data logging, remote monitoring, and audit trail capability |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-STH-8.2m² |
| Internal Dimensions (D×W×H) | 2000 × 2000 × 2000 mm |
| Temperature Range Options | A: 0°C / B: −20°C / C: −40°C / D: −60°C / E: −70°C |
| Temperature Uniformity | ±3°C |
| Temperature Control Accuracy | ±1°C |
| Heating Rate | 1.0–4.0°C/min |
| Humidity Range | 20–98% RH (optional configuration) |
| Humidity Control Accuracy | ±3% RH (at 25°C) |
| Construction | Double-skin steel panels with high-density polyurethane (PU) insulation |
| Door | Electrically heated observation door with safety interlock |
| Refrigeration | Cascade refrigeration system (dual-stage compressors) |
| Air Circulation | High-capacity centrifugal fans with optimized ductwork |
| Control System | Industrial PLC-based controller with touch interface, programmable profiles, data logging, and Ethernet remote monitoring |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-TS-49.012 |
| High-Temperature Range | +150 °C |
| Low-Temperature Range | −60 °C |
| Thermal Shock Range | −60 °C to +150 °C |
| Temperature Stability | ±2 °C |
| Heating Rate | 10 °C/s (typical transient response) |
| Cooling Rate | 10 °C/s (typical transient response) |
| Refrigeration System | Dual-stage cascade refrigeration with imported German semi-hermetic compressors |
| Cooling Method | Water-cooled (external cooling tower required: 10 m³/h flow rate) |
| Brand | OK |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Product Origin | Domestic |
| Model | OK-TS-5 |
| Price | ¥89,000 |
| High-Temperature Range (°C) | +150 |
| Low-Temperature Range (°C) | −50 |
| Thermal Shock Range (°C) | −50 to +150 |
| Temperature Stability (°C) | ±2 |
| Heating Rate (°C/min) | 10 |
| Cooling Rate (°C/min) | 10 |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-TS-80.02 |
| High Temp Range | +150 °C |
| Low Temp Range | −60 °C |
| Thermal Shock Range | −60 °C to +150 °C |
| Temperature Stability | ±2 °C |
| Transition Time | ≤10 s (typical) |
| Heating/Cooling Rate (chamber air) | 5 °C/s (air temperature change in test zone during transition) |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-TS-80.3 |
| High-Temperature Range | +150 °C |
| Low-Temperature Range | −60 °C |
| Thermal Shock Range | −60 °C to +150 °C |
| Temperature Stability | ±2 °C |
| Temperature Transition Time | ≤10 s |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-UV-290 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-UV-290 |
| Humidity Range | ≥95% RH (actual chamber humidity) |
| UV Lamp Power | 40 W per lamp |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Internal Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | OK-UV-290.0.0 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time Setting | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Internal Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-UV-290.00 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² (typically measured at 340 nm) |
| Exposure Time | 1–9999 h (adjustable) |
| Illuminated Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Internal Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-UV-290.00..0 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Irradiation Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | OK-UV-290.0000 |
| Humidity Range | ≥95% RH (actual chamber humidity) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength | 300 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-UV-290.0021 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | OK-UV-290.02 |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Internal Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model | OK-UV-290.101 |
| Humidity Range | ≥95% RH (actual chamber humidity) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Test Duration | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-UV-292 |
| Humidity Range | ≥95% RH (actual chamber humidity) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Black Panel Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |
| Brand | OK Instruments |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | OK-UV-290.00..0.. |
| Humidity Range | ≥95% RH (in-chamber actual value) |
| Lamp Power | 40 W per tube |
| Irradiance Range | 0.72 W/m² |
| Exposure Time | 1–9999 h (adjustable) |
| Illumination Temperature Range | RT to 70 °C |
| UV Wavelength Range | 280–400 nm |
| Chamber Dimensions (L×W×H) | 1170 × 400 × 400 mm |