Conveyor Hose

Penflex manufactures two distinct types of interlocked conveyor hoses designed especially for dry bulk transfer: Standard Conveyor Hose and Smooth Bore Conveyor Hose.

Conveyor hoses are excellent for applications involving the pneumatic transmission of flake or pelletized plastics, grain, coal dust, slag and other dry granular or abrasive materials. It can be used for the loading or unloading of ships, barges, containers, silos, elevators, highway and rail cars. Standard conveyor hose can also be used for air intake for diesel superchargers, exhausting gases from ovens and furnaces, and boiler draft system expansion joints.

Smooth Bore Conveyor Hose is supplied unpacked. If there is a pressure requirement consult the table below. This data is also applicable to Standard Conveyor Hose.

Packing MaterialMax. TemperatureMax. PressureVacuum
Cotton300 F15 PSIG15 in. Mercury, Max.
Elastomer180 F20 PSIG20 in. Mercury, Max.
Silicone500 F20 PSIG20 in. Mercury, Max.

Standard Conveyor Hose

Standard Conveyor Hose is a serviceable, unlined, medium weight hose featuring a fully packed interlocked construction.

Technical Specifications

  • Construction: Fully interlocked, packed
  • Hose material: 304 stainless steel
  • Other alloys available upon request
  • Hose sizes: 3″ through 20″
Nominal IDNominal ODMinimum Coiling DiameterWt/Ft SS
33.25302.3
44.25403.1
55.25483.8
66.25584.8
88.25676.0
1010.25967.5
1212.251149.0
1414.2513311.0
1616.2515212.0
1818.2517014.5
2020.2519017.0

Smooth Bore Conveyor Hose

Smooth Bore Conveyor Hose features rugged interlocking construction plus an integral metal strip lining which is ideal for dry bulk transfer. This lining provides Smooth Bore conveyor hose with a smooth bore that minimizes impaction and reduces turbulence for free flowing transmission of materials. Smooth Bore conveyor hose can also be produced with the inclusion of packing in the interlocks to reduce air loss and for low pressure requirements.

Technical Specifications

  • Construction: Rugged interlocked, unpacked with liner
  • Packing available upon request
  • Hose material: 304 stainless steel
  • Other alloys available upon request
  • Three options for hose wall thickness
  • Hose sizes: 2″ through 20″
Nominal IDLight Weight TLSS .015 Armor”/.015” LinerStandard Weight TLSS .018” Armor/.015” LinerHeavy Weight TLSS .024” Armor/.015” Liner
 Minimum Coiling DiameterWt/FtMinimum Coiling DiameterWt/FtMinimum Coiling DiameterWt/Ft
2191.9212.2  
2 ½222.3242.6  
3242.8263.1293.8
4323.6354.1395.0
5474.5505.1576.1
6525.4566.1637.3
8  918.1989.4
10    11111.0
12    13213.0
14    15415.5
16    17617.5
18    19820.5
20    22023.0

Common Industries

Tractor Spraying Young Corn With Pesticides

Agriculture

Coal harbor at maritime dry bulk cargo terminal

Dry Bulk Transfer

Mining operation underway as truck carries rocks from quarry for processing

Mining

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