1. 界面科学測器の協和界面科学
  2. Kyowa Interface Science
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  4. Special Instruments
  5. SOM-A

SOM-A

SOM-A

SOM-A: complete instrument with main unit and its individual components

SOM-A

SOM-A: trough with compression unit, measuring probe & dipping unit in the background

SOM-A

SOM-A: water supply system (left) & water circulator (right)

SOM-A

SOM-A: oil volume meter (display of oil volume & operation of dipping unit)

SOM-A

SOM-A: automatic surface film pressure meter (display of surface fill pressure, etc.)

SOM-A
SOM-A
SOM-A
SOM-A
SOM-A

Partial list of customers

Domestic:

  • Furukawa Electric
  • JFE Steel
  • Kobe Steel
  • NSSMC
  • Showa Aluminium Can
  • Toyo Kohan
  • Toyo Seikan
  • UACJ

International:

  • Baoshan Iron & Steel
    (China)
  • China Steel
    (Taiwan)
  • CSEMC
    (China)
  • Eregli Iron & Steel Works (Turkey)
  • Fujian Goomax Metal
    (China)
  • Guangzhou Pacific Tinplate (China)
  • Hainan Haiwoo Tinplate
    (China)
  • HBIS Group
    (China)
  • JSW Steel Coated Products (India)
  • JSW Vallabh Tinplate Private (India)
  • Perstima Tinplate
    (Malaysia, Vietnam)
  • Pohang Steel
    (Korea)
  • PT. Multi Pratama Sarana (Indonesia)
  • Siam Tinplate
    (Thailand)
  • Siderar S.A.I.C.
    (Argentina)
  • Shin-Hwa Silup
    (Korea)
  • Tinplate Company of India (India)
  • Ton Yi Industrial Corp.
    (Taiwan & China)
  • UACJ
    (Thailand)
  • Wuxi Zhongcai New Materials (China)
  • Utilization of the Wilhelmy plate method to precisely detect the surface film pressure and to determine the oil volume in the range of μg on a test metal sheet
  • Two independent temperature control systems to ensure reliable results and high repeatability even in difficult measuring environments
  • Indication of the oil volume on a LED display in either mg/m2 or g/BB
  • Easy to clean Teflon-coated trough with excellent corrosion resistance
  • Easy to clean measuring probe (glass plate)
  • Periodical calibration of the balancing system can easily be done by the user
  • Step down voltage transformer to convert foreign voltages to AC100V of the SOM-A
  • Monitoring the amount of the oil coated on rolled steel, tin or aluminum sheets

Main Unit

  SOM-A
Dimensions (WxDxH) 1300x650x860mm (excluding water circulator and water supply system)
Electric power:
Voltage
Frequency
Power consumption

AC100
50/60 Hz
2.7kVA
Operating environment

temperature: +10 to +35°C, humidity: 30-80%RH (non-condensing)
positioned away from sources of electrical noise and vibration

Individual Components

  Oil Volume Meter
Measuring range 0.3 to 17.5mg/m2
Digit & Resolution 0.1mg/m2
Display method LED digital display
Accuracy ±2.0%FS (based on +35°C)
Dimensions (WxDxH) 450x250x160mm (body only, excluding protrusion)
Weight 6.0kg
  Automatic Surface Film Pressure Meter
Measuring method Wilhelmy plate method
Measuring range 0 to 50.0mN/m (analog meter)
Accuracy ±0.5%FS
Dimensions (WxDxH) 450x250x160mm (body only, excluding protrusion)
Weight 6.0kg
  Oil Film Spreading Trough
Internal Dimensions
(WxDxH)
700x140x5mm

Cylinder section size
(dia.xH)
90x90mm

Dimensions (WxDxH) 775x180x115mm
  Film Pressure Compressing Unit & Drive Motor
Compressing speed 500mm/min (fixed)
Dimensions (WxDxH) 1120x280x220mm
  Environmental Chamber
Dimensions (WxDxH) 1300x650x700mm
  Automatic Sample Dipping Unit
Dipping repetitions 1 to 9999
Dipping speed range 6.0 to 1.7sec (for one complete cycle)
Dimensions (WxDxH) 330x150x240mm
Weight 11kg
  Refrigerating & Heating Water Circulator
Temperature range +5°C above RT to +95°C
Control accuracy ±0.05°C
Control method PID
Safety functions

Diagnosis functions
(max/min temperature abnormality, heater breakage, sensor abnormality)
Heater capacity 1.0kW
Bath volume 5.5L
Circulation pump Max. 5L/min
Tubing diameter of
inlet/outlet 
10.5mm

Power consumption 1.1kVa
Dimensions (WxDxH) 194x306x359mm (body only, excluding protrusion)
Weight 8kg
  Heated Water Supply System
Temperature range +30 to +75°C
Control method Thermistor
Safety functions Temperature fuse, manual reset
Heater capacity 1.1kW
Bath volume 25L
Pressure reducing valve 0.08MPa
Dimensions (WxDxH) 360x395x390mm (body only, excluding protrusion)
Weight 13kg (38kg being water-filled)
  • Specification sheet
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