Great Wall
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| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | CLZZ-30 |
| Instrument Classification | Other Reactors |
| Usable Volume | Medium-Scale |
| Construction Material | Borosilicate Glass 3.3 (Body), SUS304 Stainless Steel + 6061-F Aluminum Frame |
| Operating Pressure | Low-Pressure / Vacuum |
| Capacity | 30 L (Filtration Vessel) |
| Vacuum Level | −0.098 MPa (≈ 20 mbar abs) |
| Filter Disc | PTFE Fritted Disc, 20–30 µm Porosity |
| Collection Flask Volume | 20 L |
| Vessel Diameter | Ø300 mm |
| Overall Dimensions (W×D×H) | ≈ 650 × 650 × 1600 mm |
| Temperature Range | −80 °C to +200 °C |
| Inlet/Outlet Ports | 40# Flange (Liquid Feed), 24/29# Standard Tapered Ground Joints (Vacuum & Vent) |
| Mobility | Lockable Casters |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | CLZZ-30 |
| Instrument Category | Other Reactors |
| Usable Volume | Medium-Scale |
| Construction Material | Borosilicate Glass 3.3 (Body), SUS304 Stainless Steel + Anodized 6061-F Aluminum (Frame) |
| Operating Pressure Range | Vacuum to Atmospheric |
| Capacity | 30 L (Filtration Vessel), 20 L (Collection Flask) |
| Vacuum Level | ≤ −0.098 MPa (≤ 98 kPa absolute) |
| Filtration Area Diameter | Ø300 mm |
| Filter Disc Material | PTFE Sintered Frit |
| Pore Size | 20–30 µm |
| Temperature Range | −80 °C to +200 °C |
| Frame Dimensions (W×D×H) | Approx. 650 × 650 × 1600 mm |
| Port Standards | 40# Flange (Liquid Feed), 24/29# Standard Taper Ground Joints (Vacuum & Vent) |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Circulating Constant-Temperature Bath |
| Circulation Mode | External Circulation |
| Temperature Control | Refrigeration & Heating Dual-Mode |
| Bath Volume | 5 L |
| Temperature Range | –80 °C to +99 °C |
| Temperature Stability | ±0.2 °C |
| Total Power Input | 3260 W |
| Power Supply | 220 V~, 50 Hz |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Integrated Circulating Chiller |
| Cooling Method | Air-Cooled |
| Temperature Control Range | −15 °C to 25 °C |
| Temperature Stability | ±2 °C |
| Refrigeration Capacity | 400 W @ 0 °C |
| Circulating Pump Flow Rate | 17 L/min |
| Pump Pressure | 0.2 bar |
| Reservoir Volume | 3 L |
| Power Supply | 220–240 V~, 50 Hz |
| Refrigerant | R134a |
| Sensor | Pt100 |
| Display Resolution | 0.1 °C |
| Safety Protections | Compressor Delay Start, Thermal Overload Protection, Overcurrent Protection |
| Certifications | CE (TUV certified) |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Reservoir Material | SUS304 Stainless Steel |
| External Connection | Ø10 mm OD, compatible with silicone tubing (Ø13×Ø9 mm) |
| Dimensions (W×D×H) | 260×410×550 mm |
| Net Weight | 26 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | DL-400 |
| Pricing | Available Upon Request |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Integrated Unit |
| Cooling Method | Water-Cooled |
| Temperature Range | −15 °C to 25 °C |
| Refrigeration Capacity | 400 W |
| Temperature Stability | ±2 °C |
| Circulation Pump Pressure | 0.2 bar |
| Circulation Flow Rate | 17 L/min |
| Reservoir Volume | 3 L |
| Operating Mode | Continuous Duty |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | DL10-3000G |
| Price Range | USD 1,400–7,200 |
| Compressor | Copeland Scroll (Dual-Flex Design) |
| Condenser | Air-Cooled Finned-Tube with Oxygen-Free Copper Helical Tubes |
| Evaporator | 304 Stainless Steel Coil-in-Tank Type |
| Drier Filter | Danfoss DML Series (3A Molecular Sieve) |
| Circulation Pump | Imported High-Pressure Rotary Vane Pump (Adjustable Pressure) |
| Refrigerant | R134a (CFC-Free, ODP = 0) |
| Temperature Control Algorithm | PID |
| Temperature Stability | ±2 °C |
| Display | Digital (Pt100 Sensor) |
| Cooling Capacity | 3000 W (at 25 °C ambient, 15 °C coolant) |
| Minimum Operating Temperature (No Load) | −10 °C |
| Usable Temperature Range | −10 °C to (Ambient − 5) °C |
| Reservoir Volume | 30 L |
| Flow Rate | 16 L/min |
| System Pressure Range | 1–10 bar |
| Power Input | 220–240 V~, 50 Hz |
| Rated Power | 2200 W |
| Rated Current | 11.7 A |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Reservoir Material | SUS304 Stainless Steel |
| External Port | Rc 1/2 Internal Thread |
| Coolant Fill Opening | Ø60 mm |
| Dimensions (W×D×H) | 495 × 760 × 860 mm |
| Net Weight | 108 kg |
| Safety Protections | Compressor Delay Start, High-Pressure Cut-off, Overload & Overcurrent Protection |
| Dual-Stage Filtration | At Fill Port & Reservoir Outlet |
| Level Indicator | Transparent Sight Tube |
| Pressure Gauge | Front-Mounted Analog Dial |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Laboratory Refrigeration Equipment |
| Model | DL10-3000G |
| Cooling Capacity | 3000 W (at 25°C ambient, 15°C coolant) |
| Operating Temperature Range | –10°C to 25°C (max. setpoint ≤ ambient – 5°C) |
| Temperature Stability | ±2°C |
| Control Algorithm | PID |
| Refrigerant | R134a (CFC-free) |
| Pump Flow Rate | 16 L/min |
| Reservoir Volume | 30 L |
| Reservoir Material | SUS304 Stainless Steel |
| External Port | Rc 1/2 internal thread |
| Power Supply | 220–240 V~, 50 Hz |
| Rated Power | 2200 W |
| Rated Current | 11.7 A |
| Dimensions (W×D×H) | 495 × 760 × 860 mm |
| Net Weight | 108 kg |
| Ambient Operating Conditions | 5–35°C, ≤70% RH |
| Safety Protections | Compressor delay start, high-pressure, overload, and overcurrent protection |
| Temperature Sensor | Pt100 |
| Display | Digital temperature readout with integrated level and pressure indicators |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DL30-1000 |
| Cooling Capacity (W) | 2800 @ 0°C |
| Temperature Range (°C) | −30 to +5 |
| Temperature Stability (°C) | ±2 |
| Ambient Temp. Range (°C) | 5–35 |
| Ambient Humidity | ≤70% RH |
| Power Supply | 220–240 V~, 50 Hz |
| Refrigerant | R410A (non-ozone-depleting) |
| Reservoir Volume | 30 L |
| Pump Flow Rate | 20 L/min |
| Max. System Pressure | 0.4 bar |
| Reservoir Material | SUS304 Stainless Steel |
| External Port Size | 1/2" NPT |
| Dimensions (W×D×H, mm) | 495 × 760 × 860 |
| Net Weight | 100 kg |
| Safety Protections | Compressor delay start, leakage current protection, overcurrent cutoff, overtemperature shutdown |
| Controller | Microprocessor-based digital controller with Chinese-language interface (display only |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DL30-2500 |
| Cooling Capacity (W) | 6000 @ 0°C |
| Temperature Range (°C) | −30 to +5 |
| Temperature Stability (°C) | ±2 |
| Ambient Temp. Range (°C) | 5–35 |
| Ambient Humidity (% RH) | ≤70% |
| Power Supply | 3-phase, 380 V, 50 Hz |
| Refrigerant | R404A (non-CFC, ozone-friendly) |
| Reservoir Volume (L) | 40 |
| Pump Flow Rate (L/min) | 30 |
| Max. System Pressure (bar) | 1 |
| External Port Size | 3/4" BSP/Female NPT |
| Reservoir Material | SUS304 stainless steel |
| Dimensions (W×D×H, mm) | 650 × 1055 × 1070 |
| Net Weight (kg) | 195 |
| Compressor | Tecumseh (original imported hermetic piston type) |
| Condenser | Air-cooled finned-tube with oxygen-free copper spiral tubing |
| Evaporator | Fully brazed plate heat exchanger (AISI 316 stainless steel plates, design temp. −160 to +200°C) |
| Dryer-Filter | Danfoss DML series with 3A molecular sieve core |
| Expansion Valve | Danfoss serviceable thermostatic expansion valve (adjustable superheat) |
| Circulation Pump | High-performance stainless steel centrifugal pump (leak-proof at low temperatures) |
| Control System | Microprocessor-based digital controller with Chinese-language UI (fully programmable setpoints, real-time monitoring) |
| Safety Protections | Phase sequence detection, delayed start, overcurrent, overtemperature, ground fault, and high-pressure cut-off |
| Enclosure IP Rating | IP44 |
| System Type | Hermetically sealed closed-loop circulation |
| Integrated Features | Liquid level indicator, system pressure gauge, particulate filter, refrigerant charge monitoring |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DL30-300 |
| Pricing | Upon Request |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DL30-700 |
| Cooling Capacity (W) | 1750 @ 0°C |
| Temperature Range (°C) | −30 to +5 |
| Temperature Stability (°C) | ±2 |
| Ambient Temp. Range (°C) | 5–35 |
| Ambient Humidity (% RH) | ≤70 |
| Power Supply | 220–240 V, 50 Hz |
| Refrigerant | R410A (CFC-free) |
| Reservoir Volume (L) | 17 |
| Pump Flow Rate (L/min) | 20 |
| Max. System Pressure (bar) | 0.4 |
| Reservoir Material | SUS304 Stainless Steel |
| External Port Size | 1/2" NPT |
| Dimensions (W×D×H, mm) | 465 × 690 × 820 |
| Net Weight (kg) | 80 |
| Safety Protections | Delayed Start, Leakage Detection, Overcurrent, Overtemperature |
| Display | Digital Microcontroller with Chinese UI |
| Liquid Level Indicator | Integrated Visual Gauge |
| System Pressure Gauge | Installed |
| Filtration | In-line Particulate Filter |
| Dryer Filter | Danfoss DML Series with 3A Molecular Sieve |
| Compressor | Panasonic Wakō Scroll-Type Rotary Compressor |
| Condenser | Air-Cooled Finned-Tube with Oxygen-Free Copper Spiral Tube |
| Evaporator | Immersed Coil-Type in Reservoir |
| Circulation System | Hermetically Sealed, Leak-Proof Stainless Steel Loop |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | DLSB-5/20D |
| Instrument Type | Vertical |
| Temperature Stability | ±2 °C |
| Temperature Setting Accuracy | ±2 °C |
| Bath Volume | 5 L |
| Heating Power | 635 W |
| Overall Weight | 41 kg |
| Dimensions (W×D×H) | 335 mm × 473 mm × 684 mm |
| Circulating Medium | Ethanol |
| Refrigerant | R404A (CFC-free) |
| Compressor | Hermetic Piston Compressor (Embraco) |
| Condenser | Air-Cooled Finned-Tube with Oxygen-Free Copper Coils |
| Evaporator | 304 Stainless Steel Coil-in-Bath Type |
| Pump | 304 Stainless Steel Shielded Low-Temperature Circulation Pump |
| Max. Flow Rate | 22 L/min |
| Max. Pressure | 1.1 bar |
| Protection Features | Delay Start, Overcurrent, Overheat, High-Pressure, Ground Fault |
| IP Rating | IP20 |
| Ambient Operating Range | 5–35 °C, ≤70% RH |
| Power Supply | 220 V~, 50 Hz |
| Communication Interface | RS485, MODBUS RTU Protocol |
| Controller | LCD Display with 0.1 °C Resolution, CE Certified |
| Brand | Great Wall |
|---|---|
| Model | DLSB-ZC |
| Origin | Henan, China |
| Power Supply | 220–240 V~, 50 Hz |
| Operating Temperature Range | −10 to 25 °C |
| Ambient Temperature Range | 5 to 25 °C |
| Temperature Stability | ±2 °C |
| Reservoir Capacity | 20 L |
| Refrigeration Capacity | 600–2550 W |
| Circulation Pump Power | 280 W |
| Rated Flow Rate | 30 L/min |
| Maximum Vacuum | 0.098 MPa (2 kPa) |
| Number of Vacuum Ports | 3 |
| Single-Port Pumping Speed | 10 L/min |
| Pressure Rating | 1.0 bar |
| Overall Dimensions (W×D×H) | 595 × 475 × 925 mm |
| Total Power Consumption | 1650 W |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | DRT-SX 3000 mL |
| Price | Upon Request |
| Power Supply | 220 V / 50 Hz |
| Rated Power | 650 W (typical for 3000 mL capacity) |
| Temperature Stability | ±1 °C |
| Operating Temperature Range | Ambient to 300 °C |
| Insulation Resistance | >500 MΩ·cm |
| Control System | Microcontroller-based PID with dual thermocouple feedback (internal & external) |
| Safety Features | Overcurrent protection, thermal cut-off |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GR-1 |
| Instrument Classification | Jacketed Glass Reactor |
| Usable Volume | Small-Scale |
| Vessel Material | Borosilicate Glass 3.3 |
| Capacity | 1–5 L |
| Operating Temperature Range | −80 °C to +200 °C |
| Pressure Rating | −0.1 MPa to 0 MPa (Vacuum Only) |
| Jacket Inlet/Outlet | Stainless Steel Insulated Flexible Hoses |
| Drain Valve | Zero-Dead-Volume PTFE-Lined Valve |
| Frame Construction | Hybrid Structure — 06Cr19Ni10 (AISI 304) + Carbon Steel with Epoxy Powder Coating + Anodized Aluminum |
| Drip Tray Material | 06Cr19Ni10 Stainless Steel |
| Stirring Shaft | AISI 304 Core with Full PTFE Cladding |
| Impeller Material | Solid PTFE |
| Sealing Bearings | Imported High-Precision Radial Ball Bearings |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-100 |
| Instrument Category | Glass Reactor / Solvent Recovery Unit |
| Working Volume | 100 L |
| Construction Material | Borosilicate Glass (3.3) + Stainless Steel Frame (304/316) |
| Operating Pressure | Low-pressure, Vacuum-Driven |
| Maximum Vacuum Level | 0.098 MPa (≈ 735 mmHg) |
| Explosion Protection Rating | Ex dⅡBT4 |
| Condenser Type | Horizontal Shell-and-Tube Glass Condenser |
| Secondary Condenser | Integrated |
| Collection Configuration | Dual Collection Vessels with Independent Valve Control |
| Connection Method | Flanged Glass Joints (ISO-KF or DIN 28, depending on configuration) |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-2 |
| Price Range | USD 2,800–7,000 (FOB) |
| Usable Volume | 2 L |
| Construction Material | Borosilicate Glass 3.3 (DIN ISO 3585) |
| Operating Pressure Range | −0.1 MPa to 0 MPa (gauge) |
| Maximum Vacuum Level | 0.098 MPa (absolute) |
| Temperature Range | −80 °C to +200 °C |
| Sealing Components | PTFE/FKM stopcocks and discharge valves |
| O-rings | FEP-coated FKM elastomers |
| Integrated Gauges | Analog vacuum gauge + digital temperature display |
| Available Volumes | 1 L, 2 L, 3 L, 5 L |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GR-20 |
| Capacity | 20 L |
| Vessel Material | 3.3 borosilicate glass |
| Operating Pressure Range | –0.1 MPa to atmospheric pressure |
| Temperature Range | –80 °C to +200 °C |
| Vacuum Performance | ≤ –0.095 MPa (absolute) |
| Sealing Components | PTFE stopcocks and discharge valve |
| Jacket Configuration | Dual-layer (inner heating/cooling jacket + outer vacuum-insulated jacket optional) |
| Application Class | Synthesis, distillation, concentration, reflux |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-20Ex |
| Capacity | 20 L |
| Working Pressure Range | –0.1 MPa to 0 MPa (vacuum to atmospheric) |
| Jacket Pressure Rating | ≤ 0.03 MPa |
| Vacuum Level | 0.095 MPa (abs) |
| Operating Temperature Range | –80 °C to +200 °C |
| Vessel Material | ASTM E438 Type I, Class A borosilicate 3.3 glass |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Type | Ex db IIB T4 Gb certified explosion-proof three-phase asynchronous motor |
| Power | 180 W |
| Stirrer Shaft Material | 06Cr19Ni10 stainless steel with PTFE cladding |
| Impeller Material | PTFE-coated 06Cr19Ni10 |
| Sealing System | Vacuum-rated mechanical seal with PTFE bearing |
| Condenser Surface Area | 0.341 m² |
| Electrical Supply | 220–240 V~, 50/60 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Dimensions (W×D×H) | ~825 × 720 × 1960 mm |
| Net Weight | ~80 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-20L (Elevating & Rotatable) |
| Capacity | 20 L |
| Jacket Volume | 6 L |
| Jacket Heat Transfer Area | 0.32 m² |
| Condenser Heat Transfer Area | 0.3 m² |
| Material | Borosilicate Glass 3.3 |
| Operating Temperature Range | −80 °C to +200 °C |
| Thermal Shock Resistance | 90 °C |
| Operating Pressure | Vacuum or Atmospheric |
| Maximum Vacuum | 0.098 MPa (absolute) |
| Stirring Speed Range | 50–500 rpm |
| Motor Power | 90 W |
| Drive Type | Frequency-Controlled Variable-Speed Drive |
| Stirring Seal | Dual Mechanical Seal (PTFE-coated stainless steel shaft & bearing) |
| Bottom Discharge Valve | PTFE-lined DN15 flanged valve with ≥300 mm ground clearance |
| Dimensions (L×W×H) | 660 × 535 × 1950 mm |
| Power Supply | 220 V, 50 Hz |
| Port Configuration | Six standard openings (50 mm stirrer port, two 24/40 standard taper joints, one 50 mm ball joint, one 34 mm taper joint, one 40 mm taper joint, one 80 mm flange for solid feed) |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-20TEx |
| Usable Volume | 20 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0.0 MPa (gauge) |
| Jacket Volume | ~6.0 L |
| Condenser Heat Transfer Area | ~0.249 m² |
| Constant-Pressure Funnel Capacity | 2000 mL |
| Temperature Range | −80 °C to +200 °C |
| Max. ΔT Between Vessel Interior and Exterior | ≤80 °C |
| Jacket Pressure Limit | ≤0.03 MPa |
| Stirring Motor | 180 W, 3-phase asynchronous, frequency-controlled, 50–500 rpm |
| Stirrer Type | Paddle-type with PTFE blades |
| Shaft Material | SUS304 stainless steel sheathed in PTFE |
| Sealing | High-performance mechanical seal with low-wear bearing |
| Temperature Sensor | Pt100 (±0.1 °C display accuracy), PTFE-sheathed |
| Frame Material | SUS304 stainless steel |
| Explosion Protection | Ex d IIB T4 Gb per GB/T 3836.1–2021 & IEC 60079-0:2017 |
| Certified Components | All explosion-proof components carry valid third-party certification from CNEX or equivalent accredited body |
| Power Supply | 220–240 V~, 50 Hz |
| Ambient Operating Conditions | 5–35 °C, RH ≤70 % |
| Mobility | Equipped with locking casters |
| Bottom Discharge Valve Height | ~320 mm above floor level |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | GR-3L |
| Instrument Classification | Jacketed Glass Reactor |
| Usable Volume | 3 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | –0.1 to 0.0 MPa (gauge) |
| Vacuum Level | ≤ –0.098 MPa (absolute) |
| Jacket Pressure Rating | ≤ +0.03 MPa |
| Temperature Range | –80 °C to +200 °C |
| Stirring Speed | 50–500 rpm |
| Stirring Power | 70 W |
| Torque | 70 N·cm |
| Temperature Sensor | Pt100 (±0.1 °C accuracy) |
| Condenser Surface Area | ~0.025 m² |
| Constant-Pressure Funnel Capacity | 200 mL |
| Frame Material | SUS304 Stainless Steel |
| Sealing Material | PTFE |
| Electrical Supply | 110 V / 60 Hz or 220–240 V / 50–60 Hz |
| Dimensions (W×D×H) | ~480 × 420 × 1200 mm |
| Weight | Approx. 45 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-5 |
| Capacity | 5 L |
| Working Pressure Range | –0.1 MPa to atmospheric pressure |
| Vacuum Level | 0.095 MPa (absolute) |
| Jacket Volume | 3 L |
| Temperature Range | –80 °C to +200 °C |
| Glass Material | ASTM E438 Type I, Class A borosilicate 3.3 glass |
| Stirring Speed Range | 50–500 rpm |
| Stirring Motor Power | 90 W |
| Sealing Material | PTFE |
| Temperature Sensor | PT100 (±0.1 °C accuracy) |
| Stirring Seal Type | Vacuum-rated mechanical seal |
| Condenser Surface Area | ~0.045 m² |
| Electrical Supply | 220–240 V~, 50/60 Hz |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Category | Domestic |
| Model | HX-2015 |
| Instrument Type | Constant-Temperature Bath Circulator |
| Circulation Mode | Internal & External |
| Temperature Control | Refrigeration & Heating |
| Bath Volume | 15 L |
| Temperature Range | −20 °C to +99 °C |
| Temperature Stability | ±0.05 °C |
| Refrigeration Capacity | 370–1200 W |
| Heating Power | 1750 W |
| Flow Rate | 10 L/min |
| Tank Dimensions (L×W×H) | 365 × 245 × 168 mm |
| Overall Dimensions (L×W×H) | 480 × 340 × 780 mm |
| Construction Material | 304 Stainless Steel |
| Control Method | PID Algorithm |
| Display | Digital LED |
| Compressor | Hermetic Air-Cooled Unit (Imported from USA/France) |
| Pump | Dual-Impeller Circulation Pump with Self-Priming Capability |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Vertical |
| Temperature Stability | ±0.2 °C |
| Operating Temperature Range | −30 °C to 99 °C |
| Bath Opening Dimensions | 120 W × 141 D mm |
| Heating Power | 1750 W |
| Bath Volume | 10 L |
| External Dimensions | 255 W × 490 D × 693 H mm |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HX-3010 |
| Temperature Range | −30 °C to +99 °C |
| Temperature Stability | ±0.2 °C |
| Display Resolution | 0.1 °C |
| Heating Power | 1600 W |
| Refrigerant | R404A |
| Max. Pump Pressure | 0.2 bar |
| Max. Flow Rate | 10 L/min |
| Reservoir Volume | 10 L |
| Reservoir Opening | 120 mm (W) × 141 mm (D) |
| Reservoir Depth | 145 mm |
| Dimensions (W×D×H) | 255 mm × 490 mm × 693 mm |
| Weight | 55 kg |
| Power Supply | 220–240 V~, 50 Hz |
| Total Power Consumption | 2160 W |
| Communication Interface | RS485 |
| Enclosure Material | Cold-Rolled Steel with Electrostatic Powder Coating |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Operating Ambient | 5–35 °C, ≤70% RH |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Type | Refrigerated/Heating Circulating Bath |
| Bath Volume | 10 L |
| Temperature Range | −30 °C to +99 °C |
| Temperature Stability | ±0.2 °C |
| Temperature Resolution | 0.1 °C |
| Max Pump Flow Rate | 10 L/min |
| Max Pump Pressure | 0.2 bar |
| Heating Power | 1600 W |
| Refrigerant | R404A |
| Input Voltage | 220–240 V~50 Hz |
| Total Power Consumption | 2160 W |
| External Dimensions (W×D×H) | 255 × 490 × 693 mm |
| Net Weight | 55 kg |
| IP Rating | IP20 |
| Pollution Degree | 2 |
| Operating Ambient | 5–35 °C, ≤70% RH |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | MP-201Z |
| Instrument Type | Diaphragm Vacuum Pump |
| Product Type | Oil-Free Vacuum Pump |
| Ultimate Vacuum | 8 mbar (0.0992 MPa) |
| Pumping Speed | 25 L/min |
| Motor Power | 180 W |
| Input Voltage/Frequency | 220–240 V~, 50 Hz |
| Motor Speed | 1300 rpm |
| Inlet Port Diameter | Ø6 mm |
| Dimensions (W×D×H) | 300 × 230 × 170 mm |
| Net Weight | 10 kg |
| Construction Material (Gas-Wetted Parts) | PTFE-coated or PTFE-molded components |
| Thermal Performance | Low-temperature-rise motor design |
| Durability | Validated for >1500 hours continuous operation under rated load |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | MP-201Z |
| Instrument Type | Diaphragm Pump |
| Product Type | Oil-Free Vacuum Pump |
| Ultimate Vacuum | 0.0992 MPa (8 mbar) |
| Pumping Speed | 25 L/min |
| External Dimensions | 300 W × 230 D × 170 H mm |
| Weight | 10 kg |
| Motor Power | 180 W |
| Input Voltage/Frequency | 220–240 V~, 50 Hz |
| Motor Speed | 1300 rpm |
| Inlet Port Diameter | Ø6 mm |
| Compliance | CE-marked design principles (IEC 61000-6-2/6-3), RoHS-compliant materials |