T420 – 2"

T420 – 2"

T420 and ATEX approved TX420 is a big sized pump available in aluminium, cast iron and stainless steel AISI 316L. It measures 350×342×537 mm and has a max capacity of 570 l/min.

Features & Benefits

  • Easy to maintain – 70% fewer parts
  • Flexible to install – connections may be rotated 180°

T420 – 2"

Max capacity [l/min (US gpm)] 570 / 150
Volume per stroke 2300/140.3
Max pressure 8 / 116
Max suction lift dry 4 / 13
Max suction lift wet 8 / 26
Max size of solids 15 / 0.59
Max temperature with EPDM 80 / 176
Max temperature with PTFE 110 / 230
Min temperature -20 / -4
Weight PE [kg (lb)] 34 / 75
Weight PTFE 80 / 176

T420 – 2"

T420 – 2" dimensions image
Dimension A 350
Dimension A2 342
Dimension B2 344
Dimension D 537
Dimension D3 529
Dimension E 449
Dimension E2 497
Dimension E3 442
Dimension G 35
Dimension H 33
Dimension H2 32
Dimension I 48
Dimension I2 45
Dimension J 2”
Dimension J2 1 1/2”
Dimension L 1/2”
Dimension M 57
Dimension M2 90
Dimension N 274
Dimension N2 266
Dimension P 60
Dimension P2 183
Dimension R 0
Dimension S 42
Dimension ØK 8.5

T420 – 2"

Pump housing aluminium, cast iron or AISI 316L
Centre block aluminium (standard) or cast iron
Diaphragms NBR, PTFE, PTFE 1705B or EPDM
Valve balls NBR, PTFE, AISI 316L****, EPDM, polyurethane or ceramic****
Air valve Brass / NBR (standard) or AISI 316L / FKM or PET / NBR (standard on TX820)
O-rings EPDM, NBR or FKM
Housing screws Steel on aluminium and cast iron pumps, AISI 304 on stainless steel pumps
Diaphragm shaft Stainless steel AISI 304

T420 – 2"

T420 – 2" performance curve
Applications
  • Chemical industry

    Chemical industry The chemical industry is one of the biggest potential customers group of all mentioned. Chemical companies use a large number of pumps in their process. Diaphragm pumps are mainly used where portab...Read more»
  • Surface conditioning

    Surface conditioning Tapflo has served the surface treatment industry with pumps since more than 25 years. We have the knowledge of selecting the right pumps and filters for the different applications that are present ...Read more»
  • Paint, print & varnish industry

    Paint, print & varnish industry Tapflo has served the printing industry since 1985 with pumps and accessories for circulation, transfer, mixing and return, of ink, glue and solvents etc. We have the unique advantage of having our...Read more»
  • Hygienic application

    Hygienic application Transfer of food products like soup, cream, syrup, milk, yoghurt, flavours, spirit, chocolate, dough, creams, paste, perfumes and toothpaste. Service applications as spraying of cleaning liquid...Read more»
  • Water treatment

    Water treatment Pumping samples, dosing acids and alkalis for pH-control. Transfer of flocculent, suspensions, chemical reagents and sludges. The pumps are resistant to hydrochloric acid and ferric chlorite, plus ...Read more»
  • Pulp & paper industry

    Pulp & paper industry Transport of glue, sodium silicate, colour and titanium oxide etc. Bleaching products, sampling and waste water handling.Read more»
  • Mechanical industry

    Mechanical industry Handling of oil, fats, lubricants, cooling liquids, washing and cleaning liquids, solvents and waste products etc.Read more»
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