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| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GRF-100 |
| Instrument Classification | Jacketed Glass Reactor |
| Vessel Material | ASTM E438 Type I, Class A 3.3 borosilicate glass |
| Effective Working Volume | 100 L |
| Minimum Agitation Volume | ~5 L |
| Operating Temperature Range | −80 °C to +200 °C |
| Pressure Rating | −0.1 MPa (vacuum) to 0 MPa (atmospheric) |
| Jacket Volume | 25 L |
| Jacket Pressure Limit | ≤0.03 MPa |
| Thermal Shock Resistance | ΔT ≤ 80 °C |
| Vacuum Level | ≤ −0.098 MPa (absolute) |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Power | 250 W |
| Drive Type | Three-phase AC inverter-controlled motor |
| Stirring Seal | Vacuum-rated mechanical seal with PTFE components |
| Stirrer Configuration | Triple-layer impeller assembly (four inclined-blade open turbine + two four-flat-blade open turbines) |
| Impeller & Shaft Material | 06Cr19Ni10 (AISI 316L) substrate with full PTFE cladding |
| Bottom Valve Outlet ID | φ21 mm |
| Discharge Port Diameter | φ33 mm |
| Condenser Surface Area | 0.954 m² |
| Condenser Joint Size | 40/38 |
| Constant-Pressure Addition Funnel Capacity | 10,000 mL |
| Solid Feed Port | 95# standard taper (φ338 mm flange) |
| Receiver Flask Capacity | 20,000 mL |
| Frame Construction | Hybrid structure — stainless steel 06Cr19Ni10 base, carbon steel frame with epoxy-polyester powder coating, and anodized aluminum uprights |
| Casters | Locking heavy-duty polyurethane wheels |
| Drip Tray | AISI 316L stainless steel |
| Temperature Sensor | PT100 RTD (IEC 60751 Class B), digital display, ±0.1 °C accuracy |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH (non-condensing) |
| Overall Dimensions (W×D×H) | 1250 × 1000 × 2470 mm |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GR-5 |
| Instrument Classification | Reactor |
| Volume Class | Small-Scale |
| Operating Pressure | Low-Pressure (Vacuum to Atmospheric) |
| Capacity | 5 L |
| Glass Material | Borosilicate 3.3 |
| Temperature Range | −80 °C to +200 °C |
| Jacket Pressure Rating | ≤ 0.03 MPa |
| Thermal Shock Resistance | 80 °C |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Power | 90 W |
| Drive Type | Three-Phase Asynchronous Motor with Frequency Converter Control |
| Sealing System | Vacuum-Compatible Mechanical Seal with PTFE Components |
| Stirrer Configuration | Single-Layer Four-Inclined-Blade Open Turbine |
| Stirrer Shaft & Blades | 06Cr19Ni10 Stainless Steel Core with Full PTFE Cladding |
| Jacket Inlet/Outlet | Rc 3/4 Threaded Fittings with Stainless Steel Insulated Flexible Hoses |
| Condenser Length | 435 mm |
| Condenser Surface Area | ~0.045 m² |
| Condenser Joint Size | 29/32 |
| Dropping Funnel Capacity | 500 mL (29/32 Joint) |
| Temperature Sensor | PT100, Digital Display, ±0.1 °C Accuracy |
| Frame Material | 06Cr19Ni10 Stainless Steel + Powder-Coated Carbon Structural Steel + Powder-Coated Aluminum Alloy |
| Overall Dimensions (W×D×H) | ~650 × 550 × 1600 mm |
| Net Weight | ~34 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-1-3 |
| Price Range | USD 2,800 – 7,200 (FOB) |
| Usable Volume | 1.0 L (Micro-to-Small Scale) |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0.0 MPa (Vacuum to Atmospheric) |
| Jacket Capacity | ~0.3 L |
| Condenser Heat Transfer Area | ~0.025 m² |
| Constant-Pressure Funnel Capacity | 200 mL |
| Vacuum Level | ≤ −0.098 MPa (≤ 2 kPa absolute) |
| Temperature Range | −80 °C to +200 °C |
| Stirring Speed | 50–500 rpm (Infinitely Variable) |
| Stirring Torque | 70 N·cm |
| Stirring Power | 70 W |
| Temperature Sensor | Pt100 (±0.1 °C accuracy) |
| Sealing Material | PTFE |
| Frame Material | SUS304 Stainless Steel |
| Stirrer Shaft & Blades | SUS304 with PTFE coating |
| Stirrer Type | Anchor/Paddle-type with PTFE blades |
| Electrical Supply | 110 V / 60 Hz or 220–240 V / 50–60 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Overall Dimensions (W×D×H) | ~480 × 420 × 1100 mm |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GRL-50 |
| Price Range | USD 7,000 – 14,000 (FOB) |
| Usable Volume | 50 L (Medium-Scale) |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0.0 MPa (Vacuum to Atmospheric) |
| Jacket Pressure Rating | ≤ +0.03 MPa |
| Maximum Vacuum Level | 0.098 MPa (absolute) |
| Temperature Range | −80 °C to +200 °C |
| Temperature Differential Limit (Inner vs. Outer Wall) | ≤ 80 °C |
| Vacuum System Leak Rate | ≤ 2 kPa/h |
| Stirring Motor | 140 W, Three-Phase Asynchronous, Inverter-Controlled |
| Speed Range | 50–500 rpm |
| Speed Display | Digital LED |
| Temperature Sensor | Pt100 (SUS304 sheath, PTFE-insulated) |
| Temperature Display Accuracy | ±0.1 °C |
| Stirrer Type | Anchor/Flat Blade (PTFE-coated blades, SUS304 shaft with full PTFE cladding) |
| Sealing Material | PTFE |
| Drain Valve | Side-Mounted, Zero-Dead-Volume, Corrosion-Resistant |
| Mobility | Lockable Casters |
| Vertical Travel | 400 mm |
| Rotation Capability | 120° tilt |
| Condenser Heat Transfer Area | ~0.42 m² |
| Constant-Pressure Funnel Capacity | 1000 mL |
| Jacket Volume | ~16.0 L |
| Dimensions (W×D×H) | ~860 × 1100 × 2500 mm |
| Power Supply | 220–240 V~, 50/60 Hz |
| Ambient Operating Conditions | 5–35 °C, RH ≤ 70% |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-10T |
| Price Range | USD 7,000–14,000 (FOB) |
| Vessel Capacity | 10 L |
| Instrument Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0 MPa (gauge) |
| Vacuum Level | −0.098 MPa (absolute) |
| Jacket Volume | ~3.0 L |
| Condenser Heat Transfer Area | 0.234 m² |
| Constant-Pressure Dropping Funnel | 1000 mL |
| Distillation Column Dimensions | Ø85 × 715 mm |
| Packing | Glass Raschig Rings |
| Number of Ports on Reactor Head | 6 |
| Temperature Range | −80 °C to +200 °C |
| Max Allowable ΔT (Jacket vs. Vessel) | ≤80 °C |
| Jacket Max Pressure | +0.03 MPa |
| Stirring Motor Power | 90 W |
| Speed Control | Frequency Inverter |
| Speed Range | 50–500 rpm |
| Temperature Sensor | Pt100 (SUS304 sheath + PTFE jacket) |
| Temp Display Accuracy | ±0.1 °C |
| Seals & Valves | PTFE |
| Bottom Discharge Valve Height | 320 mm |
| Agitator Type | Paddle-type |
| Blade Material | PTFE-coated SUS304 shaft & blades |
| Frame Material | SUS304 stainless steel |
| Mobility | Locking Casters |
| Power Supply | 220–240 V~, 50/60 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Overall Dimensions (W×D×H) | ~1080 × 650 × 2380 mm |
| 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 | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-20 |
| Instrument Classification | Jacketed Glass Reactor |
| Usable Volume | Medium-Scale |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure | Low-Pressure (Vacuum to Atmospheric) |
| Capacity | 20 L |
| Glass Material | Borosilicate Glass 3.3 |
| Temperature Range | −80 °C to +200 °C |
| Internal Pressure Range | −0.1 MPa to 0 MPa |
| Jacket Pressure Rating | ≤ 0.03 MPa |
| Thermal Shock Resistance | 80 °C |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Type | Three-Phase Asynchronous Motor |
| Motor Power | 90 W |
| Speed Control | Frequency Inverter |
| Stirrer Shaft Material | 06Cr19Ni10 (AISI 304) with PTFE Cladding |
| Impeller Material | PTFE-Coated 06Cr19Ni10 |
| Impeller Type | Single-Layer Four-Inclined-Blade Open Turbine |
| Sealing System | Vacuum-Compatible Mechanical Seal with PTFE Support Bearings |
| Temperature Sensor | PT100 |
| Temp. Display Accuracy | ±0.1 °C |
| Frame Material | 06Cr19Ni10 + Powder-Coated Aluminum Alloy |
| Mobility | Casters with Brakes |
| Drain Valve Outlet | φ33 mm |
| Condenser Cooling Area | ~0.341 m² |
| Condenser/Port Interface | 40/38 standard taper |
| Addition Funnel Capacity | 2000 mL |
| Central Lid Port | 50# |
| Side Ports | S51 (35#), 40/38, 34/35, 80# Solid Feed Port |
| Lid & Body Material | Borosilicate Glass 3.3 |
| Jacket Inlet/Outlet | Rc 3/4 |
| Overall Dimensions (W×D×H) | ~825 × 665 × 1960 mm |
| Net Weight | ~67 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-150L |
| Price Range | USD 7,000–14,000 (FOB) |
| Usable Volume | 150 L (Large-Scale Lab Use) |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0 MPa (Low-Pressure / Vacuum Service) |
| Jacket Volume | ~45 L |
| Condenser Heat Exchange Area | ~1.32 m² |
| Feed Bottle Capacity | 10 L |
| Receiver Bottle Capacity | 20 L |
| Temperature Range | −80 °C to +200 °C |
| Maximum ΔT (Inner/Outer Wall) | ≤80 °C |
| Jacket Pressure Rating | ≤+0.03 MPa |
| Vacuum System Leak Rate | ≤2 kPa/h |
| Stirring Motor Power | 370 W |
| Speed Control | Frequency Inverter |
| Speed Range | 50–300 rpm |
| Temperature Sensor | Pt100 (±0.1 °C display accuracy) |
| Stirrer Type | Paddle Agitator with PTFE Blades |
| Shaft Material | SUS304 stainless steel sheathed in PTFE |
| Sealing Material | PTFE |
| Casters | Lockable |
| Power Supply | 220–240 V~, 50/60 Hz |
| Ambient Operating Conditions | 5–35 °C, ≤65% RH |
| Overall Dimensions (W×D×H) | ~1250 × 1100 × 2700 mm |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | PSS-500 Series |
| Capacity Options | 5 L, 10 L, 20 L, 50 L, 100 L, 200 L |
| Reactor Material | Borosilicate Glass 3.3 or ASTM A240 S31603 Stainless Steel |
| Lid Material | PTFE or 316L SS |
| Agitation | Top-mounted mechanical stirring (50–300 rpm) |
| Temperature Range | 0–70 °C |
| Filtration Plate | 316L SS or Polyethylene (PE) |
| Inert Gas Purging | Integrated N₂/Ar sparging at reactor base and headspace |
| Solvent Delivery Accuracy | ≤ ±1% FS |
| Control System | PLC-based with HMI interface |
| Data Logging | Real-time recording of temperature, agitation speed, flow rate, pressure |
| Safety Certification (Explosion-Proof Variant) | ATEX/IECEx Zone 2, Group IIB, T4 |
| Compliance | Designed per ISO 9001 |
| Power Supply | 220 V / 380 V AC, 50 Hz |
| Frame Material | Anodized aluminum alloy |
| Safety Features | Emergency stop, overtemperature alarm, flow deviation alert, pressure interlock |
| Customization | Fully configurable for resin loading, coupling/deprotection cycles, wash protocols, and solvent recovery integration |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-10Ex |
| Capacity | 10 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | -0.1 MPa to atmospheric |
| Temperature Range | -80 °C to 200 °C |
| Jacket Pressure Limit | ≤0.03 MPa |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Power | 180 W |
| Explosion-Proof Rating | Exdb II BT4 Gb |
| Stirring Shaft & Blade Material | 06Cr19Ni10 (AISI 304) with PTFE cladding |
| Sealing Type | Vacuum Mechanical Seal |
| Flange Diameter | 215 mm |
| Bottom Valve ID | φ21 mm |
| Discharge Port ID | φ33 mm |
| Jacket Volume | 8 L |
| Thermal Shock Resistance | 80 °C |
| Condenser Heat Transfer Area | ~0.234 m² |
| Ambient Operating Conditions | 5–35 °C, ≤70% RH |
| Dimensions (W×D×H) | ~825×720×1780 mm |
| Net Weight | ~61 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-30TEx |
| Usable Volume | 30 L |
| Vessel Material | Borosilicate Glass 3.3 (DIN ISO 3585) |
| Working Pressure Range | −0.1 to 0.0 MPa (vacuum only) |
| Maximum Vacuum | 0.098 MPa |
| Jacket Volume | ~10 L |
| Condenser Heat Transfer Area | 0.341 m² |
| Temperature Range | −80 °C to +200 °C |
| Stirring Speed Range | 50–500 rpm |
| Motor Power | 180 W |
| Explosion Protection | Exd II BT4 (certified components) |
| Temperature Sensor | Pt100 (±0.1 °C accuracy) |
| Frame Material | SUS304 Stainless Steel |
| Dimensions (W×D×H) | 1200 × 750 × 2750 mm |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GFY-10L |
| Price Range | USD 2,800–7,000 (FOB) |
| Usable Volume | 10 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 MPa to 0.0 MPa (Vacuum to Atmospheric) |
| Frame Material | SUS304 Stainless Steel |
| Temperature Resistance | −80 °C to +200 °C |
| Stirring Motor Power | 90 W |
| Speed Control | Frequency Inverter |
| Rotational Speed Range | 50–500 rpm |
| Lid Port Configuration | One 50# flange (stirrer), Two 34/35 standard taper joints (liquid feed & vent), Electrical Supply: 220–240 V~, 50 Hz |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GRL-20 |
| Instrument Classification | Glass Reactor |
| Usable Volume | Medium-Scale |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 MPa to 0.0 MPa (Vacuum to Atmospheric) |
| Capacity | 20 L |
| Temperature Range | −80 °C to +200 °C |
| Drive Mechanism | Motorized Speed-Controlled Stirring System with Adjustable Height & 120° Tilt Functionality |
| Frame Material | 06Cr19Ni10 Stainless Steel + Carbon Structural Steel with Powder Coating + Anodized Aluminum Components |
| Stirring Shaft | 06Cr19Ni10 Stainless Steel Core with PTFE Cladding |
| Impeller Material | PTFE |
| Sealing System | Proprietary Magnetic or Mechanical Seal Assembly (Configurable) |
| Discharge Valve | Top-Mounted Angled Drain Valve |
| Jacket Inlet/Outlet | Stainless Steel Flexible Insulated Hoses |
| Mobility | Locking Casters with Brake Mechanism |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Equipment Category | Domestic |
| Model | GR-2 |
| Reactor Type | Jacketed Glass Reactor |
| Working Volume | 2 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Temperature Range | −80 °C to +200 °C |
| Pressure Rating | −0.1 MPa to 0 MPa (Vacuum to Ambient) |
| Stirring Drive | Top-Mounted, Tilted Discharge Configuration |
| Jacket Inlet/Outlet | Stainless Steel Insulated Flexible Hoses |
| Frame Material | 06Cr19Ni10 (AISI 304) + Carbon Structural Steel with Epoxy Powder Coating + Anodized Aluminum |
| Stirring Shaft | AISI 304 Core with PTFE Cladding |
| Impeller Material | PTFE |
| Sealing System | Proprietary Magnetic Coupling & Mechanical Seal Hybrid Bearing Assembly |
| Control | Electronic Speed Regulation (0–600 rpm typical range) |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-20 |
| Capacity | 20 L |
| Vessel Material | GG17 Borosilicate Glass (3.3) |
| Operating Pressure | Low-pressure (up to 0.1 MPa gauge) |
| Vacuum Level | –0.098 MPa (absolute) |
| Jacket Configuration | Triple-layer (inner reaction vessel + dual insulating/temperature-control jackets) |
| Stirring Motor | AC Gearmotor with Frequency Control |
| Sealing System | PTFE-faced mechanical seal + ground-glass joints |
| Temperature Sensor | Pt100 RTD probe |
| Discharge Valve | PTFE-lined adjustable bottom valve |
| Frame | Stainless steel mobile column-type support structure |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Producer |
| Country of Origin | China |
| Model | GFY-10L |
| Capacity | 10 L |
| Vessel Material | High-Borosilicate Glass (DIN/ISO 3585 compliant) |
| Operating Pressure Range | Medium-pressure (up to 0.4 MPa gauge) |
| Ultimate Vacuum | ≤ –0.098 MPa (absolute, equivalent to ~2 mbar) |
| Valve Type | PTFE/FKM rotary stopcock with precision flow control |
| Stirring | Variable-speed overhead mechanical stirrer (0–200 rpm, torque-regulated) |
| Application Class | Pilot-scale liquid–liquid extraction |
| Compliance | Designed per GB/T 21673–2008 (Laboratory Glassware — Specifications for Separatory Funnels), compatible with ISO 17025-accredited lab workflows |
| 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 | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-150EX |
| Price Range | USD 7,000–14,000 (FOB) |
| Usable Volume | 150 L (Large-Scale Lab Use) |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 MPa to 0.0 MPa (Vacuum to Atmospheric) |
| Jacket Capacity | ~45 L |
| Vacuum Performance | ≤ 2 kPa/h pressure rise rate |
| Condenser Heat Exchange Area | ~1.32 m² |
| Stirring Power | 370 W |
| Speed Range | 50–300 rpm (Variable-Frequency Drive) |
| Temperature Range | −80 °C to +200 °C |
| Temperature Sensor | Pt100 (±0.1 °C display accuracy) |
| Sealing Material | PTFE |
| Stirrer Type | Paddle-type with PTFE-coated blades |
| Shaft Material | SUS304 stainless steel with PTFE cladding |
| Jacket Inlet/Outlet | 3/4″ NPT female threads |
| Overall Dimensions (W×D×H) | ~1250 × 1100 × 2700 mm |
| Ambient Operating Conditions | 5–35 °C, ≤65% RH |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-5~100 |
| Capacity | 5–100 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Working Pressure Range | −0.1 MPa to 0 MPa (gauge) |
| Vacuum Level | 0.095 MPa (absolute) |
| Temperature Range | −80 °C to +200 °C |
| Jacket Configuration | Double-jacketed (vacuum-insulated outer jacket option available) |
| Drive Motor Options | Three-phase induction motor or brushless DC motor |
| Explosion Protection Rating | Ex db IIB T4 Gb |
| Stirring Shaft Material | 06Cr19Ni10 stainless steel with PTFE cladding |
| Impeller Material | PTFE |
| Sealing System | Proprietary mechanical seal assembly |
| Frame Material | 06Cr19Ni10 stainless steel + aluminum alloy with epoxy powder coating |
| Mobility | Casters with locking brakes |
| Drain Valve | Zero-holdup PTFE-lined discharge valve |
| Jacket Fluid Inlet/Outlet | Stainless steel insulated flexible hoses |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-10 |
| Instrument Classification | Jacketed Glass Reactor |
| Usable Volume | Medium-Scale (10 L) |
| Construction Material | 3.3 Borosilicate Glass |
| Operating Pressure Range | Vacuum to Atmospheric (–0.1 MPa to 0 MPa) |
| Jacket Pressure Rating | ≤ 0.03 MPa |
| Temperature Range | –80 °C to +200 °C |
| Thermal Shock Resistance | 80 °C |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Power | 90 W |
| Drive Type | Three-Phase Asynchronous Motor with Frequency Inverter Control |
| Stirrer Shaft & Blades | 06Cr19Ni10 Stainless Steel Core with PTFE Cladding |
| Sealing System | Vacuum-Compatible Mechanical Seal with PTFE Bearings |
| Condenser Surface Area | 0.234 m² |
| Standard Ground Joint Sizes | 40/38, 35/30, 29/22, 80/60 |
| Main Flask Flange Diameter | 215 mm |
| Bottom Valve Inner Diameter | φ21 mm |
| Drain Port Outlet | φ33 mm |
| Chiller Hose Connection | Rc 3/4 |
| Temperature Sensor | PT100 (±0.1 °C accuracy) |
| Frame Material | 06Cr19Ni10 Stainless Steel + Powder-Coated Aluminum Alloy |
| Mobility | Locking Casters with Brake |
| Dimensions (W×D×H) | ≈ 825 × 665 × 1780 mm |
| Net Weight | ≈ 48 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-150 |
| Price Range | USD 2,800 – 7,000 (FOB) |
| Usable Volume | 150 L (Large-Scale Lab Reactor) |
| Construction Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | −0.1 to 0.0 MPa (Vacuum to Atmospheric) |
| Jacket Volume | ~45 L |
| Condenser Heat Exchange Area | ~1.32 m² |
| Feed Bottle Capacity | 10 L |
| Receiver Flask Capacity | 20 L |
| Temperature Range | −80 °C to +200 °C |
| Max. ΔT (Inner–Outer Wall) | ≤80 °C |
| Jacket Max. Pressure | ≤+0.03 MPa |
| Vacuum System Leak Rate | ≤2 kPa/h |
| Stirring Motor Power | 370 W |
| Speed Control | Variable-Frequency Drive (VFD) |
| Speed Range | 50–300 rpm |
| Temperature Sensor | Pt100 (±0.1 °C display accuracy) |
| Stirrer Type | Anchor/Paddle with PTFE-coated blades |
| Stirrer Shaft | SUS304 stainless steel with PTFE sheath |
| Seals & Gaskets | PTFE |
| Feed Ports | Two 34# standard ground joints, one 95# flange (solid feed), two 40# ground joints (feed bottles), 50# standard spherical joint (condenser), 60# flange (stirrer), 35# flange (Pt100) |
| Insulated Stainless Steel Flexible Hoses | 3/4″ male NPT |
| Discharge Valve Height | ~370 mm |
| Footwheel Design | Lockable casters |
| Power Supply | 220–240 V~, 50/60 Hz |
| Ambient Operating Conditions | 5–35 °C, RH ≤65% |
| Overall Dimensions (W×D×H) | ~1250 × 1100 × 2700 mm |
| 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 | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic |
| Model | GR-5 |
| Instrument Classification | Jacketed Glass Reactor |
| Volume Class | Small-Scale |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure | Low Pressure (Vacuum to Atmospheric) |
| Capacity | 5 L |
| Vacuum Level | 0.098 MPa (absolute) |
| Temperature Range | −80 °C to +200 °C |
| Jacket Pressure Rating | ≤ 0.03 MPa |
| Thermal Shock Resistance | 80 °C |
| Stirring Speed Range | 50–500 rpm |
| Speed Accuracy | ±1 rpm |
| Motor Power | 90 W |
| Drive Type | Three-Phase Asynchronous Motor with Frequency Converter Control |
| Sealing Type | Vacuum-Compatible Mechanical Seal |
| Stirrer Shaft & Blades | 06Cr19Ni10 Stainless Steel Core with PTFE Cladding |
| Stirrer Geometry | Single-Layer Four-Inclined-Blade Open Turbine |
| Condenser Surface Area | ~0.045 m² |
| Condenser Length | 435 mm |
| Standard Ground-Glass Joints | 29/32 and 50/50 |
| Bottom Valve Outlet Diameter | φ25 mm |
| Temperature Sensor | PT100, Digital Display, ±0.1 °C Accuracy |
| Frame Material | 06Cr19Ni10 Stainless Steel + Powder-Coated Carbon Steel + Anodized Aluminum |
| Overall Dimensions (W×D×H) | ~650 × 550 × 1600 mm |
| Net Weight | ~34 kg |
| Brand | The Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Producer |
| Country of Origin | China |
| Model | GR-5 |
| Price Range | USD 2,800 – 7,000 (FOB) |
| Working Volume | 1–5 L (Standard Configurations: 1 L, 2 L, 3 L, 5 L) |
| Vessel Material | High-Borosilicate Glass (GG-17 / DIN 7080 equivalent) |
| Jacket Material | Borosilicate Glass |
| Operating Pressure Range | −0.1 MPa to 0 MPa (gauge) |
| Maximum Vacuum Level | −0.098 MPa (absolute) |
| Temperature Range | −80 °C to +200 °C |
| Stirring Speed | 50–500 rpm |
| Max Torque | 300 N·cm (3.0 N·m) |
| Jacket Capacity | 1.5 L |
| Power Supply | 220–240 V~, 50/60 Hz |
| Dimensions (W×D×H) | 535 × 450 × 1230 mm |
| Sealing Components | PTFE/FKM composite stopcocks and discharge valves |
| Control Interface | Integrated digital vacuum gauge and PT100 temperature display module |
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