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Beijing Hako Testing Instrument Factory

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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Product CategoryDomestic (China-made)
ModelGTR-3
PricingUpon Request
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BrandHARKE
OriginBeijing, China
Manufacturer TypeManufacturer
Country of OriginDomestic (China)
ModelHK-XR-14Q
PriceUpon Request
Stirring Speed14,000 rpm ± 200 rpm
Temperature Control Range35 °C ± 1 °C (sample)
Operating Ambient10–40 °C, <85% RH
Stirrer Disc Diameter (Natural Rubber Latex)20.83 ± 0.03 mm
Stirrer Disc Diameter (Synthetic Rubber Latex)36.12 ± 0.03 mm
Disc Thickness1.57 ± 0.05 mm
Stirrer Tip Diameter6.3 mm
Sample ContainerCylindrical Glass Vessel (ID 58 mm, OD 63 mm, H > 100 mm)
Speed Resolution1 rpm
Speed Accuracy≤0.1%
Max Speed20,000 rpm
Min Speed2,000 rpm
Power Supply220 V ±10%, 50 Hz, 1500 W
Dimensions (W×D×H)400 × 350 × 720 mm
Cooling SystemIntegrated Water Circulation Pump
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument TypeBenchtop Laboratory Goniometer
Measurement PrincipleOptical Imaging & Contour Analysis
Contact Angle Range0–180°
Contact Angle Resolution±0.01°
Contact Angle Accuracy±0.1°
Surface/Interfacial Tension Range0–1000 mN/m
Optical System0.7×–5× Motorized Zoom Lens with Fixed-Position Calibration
High-Speed ImagingUSB 3.0 Camera (30 fps standard
Sample Stage Dimensions100 mm × 120 mm
Lens Vertical Travel30 mm
Syringe Dispenser Travel30 mm
Positioning Accuracy (Motorized XYZ)±0.1 mm
SoftwareSPCA 1.0 (Windows-based, GLP-compliant data logging)
Power Supply220 V, 3 A, 50 Hz
Dimensions (W×D×H)300 mm × 760 mm × — mm
Weight30 kg
Measurement MethodsCircle Fitting, Ellipse Fitting, Height-Width Method, and 5 Additional Algorithmic Models (Total 8)
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BrandHARKE
OriginBeijing, China
ManufacturerYes
Country of OriginChina
ModelHK-W2
PricingUpon Request
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BrandHARKE
ModelSPCA-Z
TypeBenchtop Video Optical Contact Angle Meter
Contact Angle Range0–180°
Contact Angle Accuracy±0.5°
Stage Dimensions100 mm × 120 mm
Optical Magnification0.7×–4.5×
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Resolution0.01 mN/m
Imaging Frame RateUp to 1000 fps (configurable via USB 3.0 camera)
SoftwareSPCA 1.0
Measurement MethodsCircle, Ellipse, Height-Width, and 5 additional geometric fitting algorithms
Sample Stage Positioning Accuracy±0.1 mm
Syringe Dispenser Travel30 mm
Lens Vertical Travel30 mm
Power Supply220 V, 3 A, 50 Hz
Operating TemperatureAmbient
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic
ModelHK-10
Instrument ClassVideo Optical Contact Angle Meter
Form FactorBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Accuracy±0.1°
Sample Stage Dimensions100 × 100 mm
Optical Magnification0.5×–0.7× (Stepped Zoom Lens)
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Measurement MethodsSessile Drop, Captive Bubble, Immersion, Tilting Plate (Sliding Angle), Expansion/Contraction, Rolling-off
Surface Tension MethodsPendant Drop, Ring (Du Noüy), Wilhelmy Plate, Maximum Bubble Pressure, Drop Volume
SoftwareHKCA10 v3.x
Camera InterfaceUSB 3.0
Frame RateUp to 1000 fps (Optional High-Speed Modules)
Power Supply220 V / 3 A / 50 Hz
Operating TemperatureAmbient (Optional Thermostatic or Heated Stage)
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic
ModelSPCA-GZ1
Instrument TypeBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Accuracy±0.1°
Sample Stage Dimensions1200 × 250 × 300 mm
Optical Magnification0.7×–4.7×
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Temperature RangeAmbient to 1300 °C (up to 1600 °C with optional configuration)
Vacuum Level≤1×10⁻⁴ atm (4×10⁻⁴ atm at ambient
Heating Zone Length300 mm
Isothermal Zone Length>150 mm
Max. Heating Power>1.5 kW
Furnace Internal DiameterØ40 mm
Control Precision±1 °C
Compatible AtmospheresInert gas (Ar, N₂), reduced-oxygen environment
Imaging SystemHigh-resolution CCD camera with monochromatic LED illumination and continuous zoom objective
SoftwareDedicated contact angle analysis suite with automated sessile drop, tilting plate (roll-off), and immersion method protocols
ComplianceDesigned for GLP-compliant workflows
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OriginBeijing
Manufacturer TypeDistributor
Origin CategoryDomestic (China)
ModelXJL-300C
QuotationUpon Request
Ambient Temperature Range10–35 °C
Hammer Mass Range0.250–15.00 kg (increments of 0.100 kg and 0.250 kg
certified masses1.000 kg and 2.000 kg with ±0.1% accuracy)
Hammer Nose RadiiR5 mm, R10 mm, R12.5 mm, R30 mm, R50 mm
Impact Height Range50–2000 mm (height indication error ≤ ±2 mm)
Specimen Diameter CapacityΦ10–Φ630 mm
Power Supply220 V AC ±10%, 50 Hz, 500 W (single-phase, three-wire)
Lifting Speed12 m/min
Overall Dimensions850 mm × 950 mm × 3350 mm
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BrandHARKE
ModelSPCA
TypeBenchtop Video Optical Contact Angle Meter
Contact Angle Range0–180°
Contact Angle Accuracy±0.1°
Contact Angle Display Resolution±0.01°
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Sample Stage Dimensions100 mm × 120 mm
Optical SystemZF-180 High-Resolution Parfocal Zoom Lens
Video Capture Rate30 fps (optional: 100/300/1000+ fps)
Lens Vertical Travel120 mm
Instrument Dimensions260 mm × 700 mm × — mm (height not specified)
Weight~30 kg
Power Supply220 V / 3 A / 50 Hz
Operating TemperatureAmbient
Surface Energy MethodEquation of State (EOS)
Supported Analysis MethodsCircle, Ellipse, Young-Laplace Fitting, Sessile Drop, Captive Bubble, Immersion, Tilting Plate, Squeeze/Expansion, Rolling Drop, Dynamic Contact Angle
SoftwareHARKE-SPCA v1.0
ComplianceGB/T 24368–2009 (Glass Surface Hydrophobic Contaminant Detection by Contact Angle Measurement)
Optional AccessoriesElectrically Heated Stage, Motorized Tilt Platform
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BrandHARKE
ModelHK-SPCA1
Instrument TypeBenchtop Video Optical Contact Angle Analyzer
Contact Angle Range0–180°
Contact Angle Accuracy±0.1°
Contact Angle Resolution0.01°
Stage Dimensions400 × 400 mm
Optical Magnification0.7×–4.5×
Surface/Interfacial Tension Range0–100 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Imaging SpeedUp to 1000 fps (optional)
Imaging InterfaceUSB 2.0
Lens Travel120 mm
Power Supply220 V / 3 A / 50 Hz
Weight~30 kg
SoftwareHARKE-SPCA1.0
Temperature ControlAmbient (optional electrically heated stage & motorized tilt platform)
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BrandHARKE
ModelHK-SPCA-1
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic
Instrument TypeBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Measurement Accuracy±0.1°
Contact Angle Display Resolution0.01°
Sample Stage Dimensions400 mm × 400 mm
Optical Zoom Magnification0.7×–4.5×
Surface/Interfacial Tension Measurement Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Imaging SystemUSB 2.0 High-Speed Camera (30 fps standard
Lens Travel120 mm
Dimensions (W×D×H)260 mm × 700 mm × — mm
Weight~30 kg
Power Supply220 V / 3 A / 50 Hz
Operating TemperatureAmbient
Surface Energy Calculation MethodEquation of State (EOS)
Fitting AlgorithmsCircle, Ellipse, Young-Laplace, Sessile Drop, Captive Bubble, Tilting Plate
Tension MethodPendant Drop
Software VersionHARKE-SPCA 1.0
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BrandHARKE
ModelSPCA
TypeBenchtop Video Optical Contact Angle Analyzer
OriginBeijing, China
ManufacturerHARKE (Domestic Producer)
Measurement Range0–180°
Accuracy±0.1°
Droplet Formation MethodsSessile Drop, Captive Bubble
Analysis AlgorithmsAutomatic Circle Fitting, Ellipse Fitting, Full-Profile Tangent, Local-Profile Tangent, Height/Width Method, Young–Laplace Fitting, Curve Ruler Method
Surface AdaptabilityConvex/Concave Surfaces, Tilted Substrates, Curvature Correction
Dynamic Contact Angle CapabilityYes
Image Processing ModesManual & Fully Automated
Syringe Dispensing Volume0–100 µL (Computer-Controlled), 1 mL (Manual)
Dispensing Precision±0.1 µL
Surface Energy ModelsZisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK)
Microscope0.75×–4.5× Continuous Zoom, Parfocal Design (HARKE Custom)
CameraHigh-Resolution CMOS Digital Imaging System
Video CaptureReal-Time Recording, Frame-by-Frame Playback, Timed Snapshot Capture, Single-Frame Export from Video
Stage Dimensions100 mm × 120 mm
Stage TravelVertical 50 mm, Horizontal (X/Y) 70 mm × 40 mm
Stage Extension30 mm (Vertical Fine Adjustment)
Fixed Mount Translation150 mm (Z-axis)
Syringe Holder Travel100 mm × 100 mm (Vertical/Horizontal)
Microscope Translation100 mm (Z-axis)
Max Sample Size100 mm (W) × 80 mm (D) × Unrestricted Height
Overall Dimensions240 mm (W) × 640 mm (D) × 630 mm (H)
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BrandHARKE
ModelHK-701R
PrincipleVacuum Method (ASTM D3985, ISO 15105-2)
Test Range0.007–190,000 cm³/m²·24h·0.1MPa
Resolution0.001 cm³/m²·24h·0.1MPa
Sample Count1–3 independent stations
Vacuum Resolution0.1 Pa
Temperature Control Range5–95 °C
Temperature Accuracy±0.1 °C
Humidity Control Range0% RH, 2–98.5% RH, 100% RH (optional humidity generator)
Humidity Accuracy±1% RH
Max Sample Thickness≤5 mm (customizable)
Sample Size≥150 mm × 94 mm or circular
Effective Test Area48 cm²
Test GasesO₂, N₂, CO₂, air, He (user-supplied gas source)
Test Pressure Range−0.1 to +0.1 MPa
Gas Supply Pressure0.3–1.0 MPa
Gas Inlet PortØ8 mm
Dimensions (L×W×H)730 × 510 × 350 mm
Power SupplyAC 220 V, 50 Hz
Net Weight63 kg
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BrandHARKE
ModelSFT-1
Measurement PrincipleWilhelmy Plate Method (Dynamical & Static)
Measurement Range0–400 mN/m
Resolution0.01 mN/m
Accuracy±0.1 mN/m
Temperature Display Range0–95 °C
Temperature Display Accuracy±0.1 °C
Sensor Capacity0–120 g
Sample Stage Vertical Speed0–10 mm/s
Sample Stage Travel Distance0–80 mm
Stage Positioning Accuracy±0.1 mm
Sample Vessel DiameterΦ50 mm
SoftwareSFT-Al v3.2
Dimensions (W×D×H)360 × 360 × 620 mm
Net Weight20 kg
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic
ModelSFT-A1
Instrument TypeBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Measurement Accuracy±0.01°
Sample Stage Diameter60 mm
Surface/Interfacial Tension Measurement Range0–400 mN/m
Surface/Interfacial Tension Measurement Accuracy±0.1 mN/m
Surface/Interfacial Tension Display Resolution±0.01 mN/m
Force Sensor Capacity0–120 g
Vertical Stage Speed0–10 mm/s
Vertical Stage Travel Distance0–80 mm
Vertical Stage Positioning Accuracy±0.1 mm
Sample Vessel DimensionsΦ50 mm
SoftwareSFT-A
Operating TemperatureAmbient
Dimensions (L×W×H)360 × 360 × 620 mm
Weight20 kg
Optional AccessoriesElectrically Heated Thermostatic Circulation Jacket
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic
ModelHARKE-SPCA-1
Instrument TypeBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Measurement Accuracy±0.1°
Contact Angle Display Resolution0.01°
Sample Stage Dimensions400 mm × 400 mm
Optical Magnification0.7×–4.5×
Surface/Interfacial Tension Measurement Range0–1000 mN/m
Surface/Interfacial Tension Measurement Accuracy±0.01 mN/m
Imaging SystemUSB 2.0 High-Speed Camera (30 fps standard
LensZF-180 Precision Stepping Zoom Lens with 120 mm Vertical Travel
SoftwareHARKE-SPCA v1.0
Surface Energy Analysis MethodEquation of State (EOS), Circle, Ellipse, and Small-Drop Fitting Algorithms
Power Supply220 V / 3 A / 50 Hz
Operating TemperatureAmbient
Weight~30 kg
Dimensions (W × D × H)260 mm × 700 mm × — mm (height not specified)
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BrandHARKE
ModelHK-T-391
OriginBeijing, China
ManufacturerYes
TypeDomestic
Measurement Range1×10⁻⁵ – 1×10⁻¹⁴ cm³(STP)·mm/cm²·s·cmHg
Test MethodTCD Detection + Chromatographic Calibration Curve
Max Sample Thickness≤1 mm
Detection Sensitivity≥3000 mV·mL/mg (for benzene & H₂)
Test Area50 cm²
Sample Capacity1 standard specimen (multi-specimen option available)
Test Chamber Temp. Range5–95 °C
Temp. Control Accuracy±0.1 °C
Carrier Gas Line Temp. RangeRT+5–100 °C
Carrier GasHe or H₂ (selectable)
Carrier Pressure0.05–0.5 MPa
Test Gas Pressure Differential−0.1 to +0.1 MPa
Vacuum Level in Test Chamber<20 Pa
Applicable GasesAir, O₂, N₂, CO, CO₂, CH₄, H₂, He, NH₃, C₃H₈, C₄H₁₀ (custom gases available
Dimensions330 × 380 × 410 mm (L×W×H)
Power SupplyAC 220 V, 50 Hz
Net Weight46 kg
ComplianceGB/T 1038, ISO 15105-1, ISO 2556, ASTM D1434, JIS K7126-1, YBB00082003
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelHK-100T
PricingAvailable Upon Request
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BrandHARKE
ModelXR-14T
OriginBeijing, China
ManufacturerHARKE Instrument Co., Ltd.
TypeDomestic Production
Speed Range3,000–20,000 rpm (standard test speed: 14,000 ± 200 rpm)
Stirring Disk Dimensions (Natural Latex)Ø20.83 ± 0.03 mm × 1.57 ± 0.05 mm
Stirring Disk Dimensions (Synthetic Latex)Ø36.12 ± 0.03 mm × 1.58 ± 0.05 mm
Container Internal Diameter58 ± 0.25 mm
Container Height127 mm
Wall Thickness2.5 mm
Disk-to-Bottom Distance13 ± 1 mm
Power Supply220 V ± 10%, 5 A
Operating Temperature10–40 °C
pH Compatibility1–14
Cooling OptionCirculating water jacket (optional)
ComplianceISO 2006
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BrandHARKE
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument CategoryDomestic (China-made)
ModelHARKE-PV35S
Instrument ClassVideo Optical Contact Angle Analyzer
Form FactorBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Accuracy±0.1°
Sample Stage Dimensions350 mm × 350 mm
Optical Magnification0.75×–4.5× (parfocal zoom)
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.1 mN/m
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BrandHARKE
OriginBeijing, China
Manufacturer TypeOEM Manufacturer
ModelHK-701M
Measurement PrincipleVacuum-Pressure Differential Method
Test GasesO₂, CO₂, N₂, Air, He, H₂, CH₄, C₃H₈, C₄H₁₀, NH₃
Test Range0.01–150,000 cm³/m²·24h·0.1MPa
Resolution0.001 cm³/m²·24h·0.1MPa
Sample Capacity1–3 independent chambers
Vacuum Resolution0.1 Pa
Temperature Control Range5–95 °C
Temperature Accuracy±0.1 °C
Humidity Control Range (optional)0%RH, 2–98.5%RH, 100%RH
Humidity Accuracy±1%RH
Max Sample Thickness≤5 mm
Sample Area48 cm²
Sample Dimensions≥150 mm × 94 mm or circular
Test Pressure Range−0.1 to +0.1 MPa
Gas Supply Pressure0.3–1.0 MPa
Gas Inlet PortØ8 mm
Dimensions (L×W×H)730 × 510 × 350 mm
Weight63 kg
ComplianceGB/T 1038–2000, ISO 15105-1, ISO 2556, ASTM D1434, JIS K 7126-1, YBB 00082003
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BrandHARKE
ModelSPCA
TypeBenchtop Video Optical Contact Angle Analyzer
OriginBeijing, China
ManufacturerHARKE (Domestic Producer)
Measurement Range0–180°
Accuracy±0.1°
Droplet Formation MethodsSessile Drop, Captive Bubble
Analysis AlgorithmsAutomated Circle Fitting, Ellipse Fitting, Full-Profile Tangent, Local-Profile Tangent, Height/Width Method, Young–Laplace Fitting, Curve Ruler Method
Surface AdaptabilityConvex/Concave Surfaces, Tilted Substrates, Curvature Correction
Dynamic Contact Angle CapabilityAdvancing/Receding/Average
Image ProcessingManual & Fully Automated
Syringe DispensingComputer-Controlled (0–100 μL), Manual (1 mL)
Dispensing Precision±0.1 μL
Surface Energy ModelsZisman Plot, Fowkes, Owens–Wendt–Rabel–Kaelble (OWRK)
MicroscopeHARKE-Optimized Precision Zoom Lens (0.75×–4.5×, Parfocal)
CameraHigh-Resolution Digital CMOS
Video CaptureReal-Time Recording, Frame-by-Frame Playback, Timed Auto-Capture, Single-Frame Export from Video
Stage Dimensions100 mm × 120 mm
Stage TravelVertical 50 mm, Horizontal (X/Y) 70 mm / 40 mm
Stage Extension30 mm
Fixed Base Translation150 mm (Z-axis)
Dispenser Translation100 mm (X/Y)
Microscope Translation100 mm (Z-axis)
Max Sample Size100 mm (W) × 80 mm (D) × Unlimited Height
Overall Dimensions240 mm (W) × 640 mm (D) × 630 mm (H)
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BrandHARKE
ModelSPCAX1
OriginBeijing, China
Manufacturer TypeDirect Manufacturer
Instrument TypeBenchtop Laboratory System
Contact Angle Measurement Range0–180°
Contact Angle Accuracy±0.1°
Sample Stage Dimensions120 mm × 120 mm
Optical Magnification0.7×–4.7× (parfocal zoom)
Surface/Interfacial Tension Range0–1000 mN/m
Surface/Interfacial Tension Accuracy±0.01 mN/m
Automated Dispensing Volume0–100 μL (computer-controlled), ±0.1 μL precision
Manual Syringe Capacity1 mL
Imaging SystemHigh-resolution CMOS camera with real-time video capture, frame-by-frame playback, time-lapse snapshot, and single-frame export
Stage MobilityVertical: 50 mm
Horizontal (X/Y)70 mm × 40 mm
Fixed Plate Translation150 mm (Z-axis)
Dispenser Travel100 mm × 100 mm
Microscope Translation100 mm (Z-axis)
Max Sample Dimensions100 mm (W) × 80 mm (D) × variable height
Overall Dimensions240 mm (W) × 640 mm (D) × 630 mm (H)
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BrandHARKE
OriginBeijing, China
ManufacturerYes
Domestic ProductYes
ModelHK-V3
PricingUpon Request
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