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DONG-IL METERING PUMP

Manufacturer of diaphragm metering pumps in South Korea established in 1973. Dong-Il is ISO 9001 and KSA 9001:2001 certified with high standards of quality as prime focus. Supplier of famous companies all over the world, including POSCO, SAMSUNG, HYUNDAI, DAEWOO. Dong-Il produces a wide range of diaphragm and plunger metering pumps with liquid end parts in various materials.


Mechanical Diaphragm Dosing Pump

DW Series

Diaphragm Dosing Pumps

Features & Specifications

  • Simple, economical vertical type metering pump.

  • Robust machine with long operational life.

  • The range of effective adjustment stroke : 15~100%

  • The temperatures of pumping liquid : 0~50℃ (Material : PVC), 0~80℃ (Material : SUS)

  • The viscosity of pumping liquid.
    – Model DWS & DWM : Below 50cp – Model DWA & DWB & DWC : Below 1000cp

  • The capacity increases twice or three times or even more depending on head.

 

DN Series

Springless Diaphragm Dosing Pump

Features & Specifications

  • Adopted a crank rod mechanism as substitute for spring mechanism during suction process.

  • With the crank rod mechanism, suction and discharge process is more accurate than previous model.

  • The crank rod mechanism guarantees larger capacity and higher pressure.

  • Simple, economical vertical type metering pump.

  • Robust machine with long operational life.

  • The range of effective adjustment stroke : 20~100%

The temperature of pumping liquid : 0~50℃ (Material : PVC), 0~80℃ (Material : SUS)

 

Plunger Type Dosing Pump

DKA & DKC Series

Features & Specifications



  • Robust machine with long operational life.

  • Injected small volume of liquid with accuracy (Tolerance limits : ±1%)

  • Injects with high pressure capacity (Pressure limits : 150kg/㎠ Max.)

  • The range of effective adjustment stroke : 20~100%

  • Temperature range : 0~100℃

  • Viscosity : Below 300cp

  • Room temperature for pump : 0~40℃

  • The capacity increases twice or three times or even more depending on head.

  • DKB, DKC, and DKA Series

  • Adopted a crank rod mechanism as substitute for spring mechanism during suction process.

  • With the crank rod mechanism, suction and discharge process is more accurate than previous model.

  • The crank rod mechanism guarantees larger capacity and higher pressure.

 

Compact Type Dosing Pumps

DS Series

Features & Specifications

  • Uniformed structure provides maximized machine life.

  • Easy to use and maintain with its compact design.

  • Temperature : 0~50℃

  • Viscosity : Below 50cp

  • Room temperature for pump : 0~40℃

  • Connection types

  • Hose type (standard)

  • Flange type (optional)

 

DMA Series

Features & Specifications

  • Uniformed structure provides maximized machine life.

  • Easy to use and maintain with its compact design.

  • Temperature : 0~50℃

  • Viscosity : Below 50cp

  • Room temperature for pump : 0~40℃

  • Connection types

  • Hose type (standard)

  • Flange type (optional)


Hydraulic Double Diaphragm Type Dosing Pump

DHD Series

Features & Specifications

  • High precision stable discharging.

  • Leak proof glandless pump by high precision plunger.

  • Compact and low-cost pump.

  • Mass produced parts for a more stable quality at low cost.

  • Reliable high hydraulic mechanism

  • Excellent pump drive durability.

  • Uses cam mode reducer with reliable high worm gear type complete with air-tight oil base lubrication for excellent durability and longer operational life with outside installations/operation.

  • Installed relief valve to prevent damage from abnormal pressure.

 

Hybrid Dosing Pump

DF Series

Flat Valve Dosing Pump for Sludge or Fluid

Features & Specifications



  • Unique metering pump for sludge transmit.

  • Utilizes rubber valve instead check ball.

  • The size of sludge is 4~5 mm.

  • Specialized inlet and outlet for sudge transmit.

  • Discharge capacity : 20L/min ~ 70L/min (in case of duplex head)

  • Material : FC20(GC20)

  • Motor : 3 phase, 60Hz,220/380v, IP44(standard), 440V, 50Hz, anti-explosion, and waterproof motor for special orders/

  • 30% ~ 100 % adjust flow capacity

  • Viscosity : below 1000cp

  • Operation temperature: 0~60 degree

  • Connecting type: SCREW TYPE(standard)

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