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Double diaphragm pump 1/2" made of stainless steel (PTFE version) (bolted version)

Double diaphragm pump 1/2" made of stainless steel (PTFE version) (bolted version)

Suitable for neutral, aggressive and easily flammable liquids Application examples:...more

Suitable for neutral, aggressive and easily flammable liquids

Application examples:
Suitable for emptying 200 l drums, ink, chemical, solvents, acids and alkalis feed and recirculation.

Features:

  • Absolutely oil-free valve technology
  • Absolutely safe to run dry
  • Self-priming, even dry
  • Centre block made of corrosion-free plastic
  • Just a few components, easily accessible
  • Flow rate up to 15 GPM
  • Explosion-proof version approved according to ATEX Directive 2014/34/EU, Category 2

Benefits:

  • No failure of the pump due to lack of lubrication
  • No contamination of the environment or of the product itself by oil vapour
  • Gentle pumping of thick-bodied, contaminated and abrasive liquids
  • Flow rate and flow pressure can be infinitely varied
  • No wear prone dynamic seals
  • No direct chemical attack of the air-conducting parts in case of membrane rupture
  • Easy maintenance without special tools
Explosion Protection: explosion-proof
Housing Material: Stainless Steel
Sizes: 1/2"
Materials Double diaphragm pump 1/2" SST SS/PTFE (explosion-proof) ...
Materials Double diaphragm pump 1/2" SST SS/PTFE (explosion-proof) 
Housing: Stainless steel 
Diaphragm: PTFE
Valve ball: PTFE
Seal: PTFE
Temperature of medium: max. 93 °C
Air inlet

1/4" NPT female
(1/2" BSP female)* 

Air Exhaust 3/8" NPT female
Suction: 1/2" BSP female
Pressure joint: 1/2" BSP female
Weight: 9.1 kg
   
Capacity  
Flow rate: max. 57 l/min.
Suction lift dry: max. 4.3 m
Operating pressure: max. 8.2 bar
Solids handling: max. Ø 3.2 mm 

Ex II 2 GD c TX

* if the air flow control valve with reducing connector is used (not included in the scope of supply)