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A.
- 1.
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peeling
machines
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1.1
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Roller
peeling machines, R-OW series
Original
DORNOW construction |
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Peeling
roller diameter approx. 150 mm |
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Please also
see section A.-1.32 -
peeling roller diameter approx. 100 mm |
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Available in the following
sizes: length of the rollers from 2000 up to 4000 mm,
diameter
of the screw conveyor from 500 up to 2500 mm |
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Standard peeling without waste water |
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Continous, mechanical peeling of potatoes, carrots, beetroots (red beets)
(boiled and unboiled), onions, root celery (celeriac), cassava, manioc,
tapioca, oranges and pineapples (partially frozen) and other tubers,
root vegetables and fruits (0151 ff., 0160, 8050 ff., 8265ff., 9700ff.)
The machines are suitable for cleaning of root vegetables and tubers,
i.e. sugar beets for the production of fermentation gas without waste water
(see section E.-20.3)
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1.1 |
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1.2 |
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A
DORNOW roller peeling machine R-OW-150-A for peeling of yuca fruit
(like cassava, manioc) ready for shipment to South America (diameter of
inside screw conveyor 1500 mm, larger machines available!)
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1
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2
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3
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Cassava peeling during mounting in the Democratic Republic
of Congo (first day of
production)
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Large roller peeling machine R-OW-190-A1 in a potato processing factory |
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Large roller peeling machine R-OW-190-A1 for the peeling of tubers and root vegetable prior to
shipment |
3.1 |
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4 |
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5 |
Roller
peeling machine R-OW-130-A in
action: potato peeling |
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Beet roots,
peeled.
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Root celery
(celeriac), peeled.
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6 |
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7 |
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8 |
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Largest roller peeling machine ever
built,
type R-OW-190-A1(mechanical working),
peeling rollers 4000 mm long, diameter of the inside
conveyor screw 1900 mm! (Art.-no. 8272). Recently this
machine was installed as integral part
in a steam peeling plant. Within the complete peeling
plant it has a regulative function and makes sure - even
with bad raw material - that the peeling result is constant
throughout the whole year .
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Roller peeling
machine R-OW-60-A |
71Largest
9
Big roller peeling machine R-OW-150-A1 in an onion processing factory for the production of roasted
onions.
- Diameter of the installed two screw conveyors inside 1500 mm, length of the peeling rollers 4000 mm
Further photos of the machines
series R-OW:
9.1 |
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9.2 |
Two large roller peeling machines,
type
R-OW-150-A, interior diameter of the auger
1500 mm, delivered to a carrot juice factory. |
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Potato waste peel, without the addition of
water,
flows into the collecting container of
a pump. |
10 |
| In the background
the output of the DORNOW roller peeling machine R-OW-60-A is
visible, on the left hand the landing with staircase, which
leads to the peeling machine. - The potatoes, which can be
seen in the peeling plant, fall immediately into the DORNOW
storage bin. It has three functions: storing, washing and
dosing. |
11 |
DORNOW roller
peeling machine R-OW-110 with storage bin for underwater storage in a
company for ready-to-serve meals.
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DORNOW is the world's leading manufacturer of
roller peeling machines with more than 30 years of experience in this area. Continuous
development guarantees that peeling machines and systems designed and
supplied by us now count among the most modern and largest around the
world, from raw produce reception down to the packaging of the peeled /
cut product. Optimum peeling results, reduced personnel and the saving of
water / waste water can be achieved. |
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12
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Uniform
peeling of any produce from all sides.
Shown here:
Root celery (celeriac), potatoes, boiled beet roots (red beets).
Further photos of peeled products: please see "Peeled
products".
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13 |
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Roller peeling
machine R-OW-150-A,
interior diameter 1500 mm, in a commercial
potato peeling plant.
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14 |
15 |
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16
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17
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| Cassava
peeling in Africa with roller
peeling machine R-OW-130-A |
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Roller
peeling machine R-OW-190-A1, length of peeling rollers
4 m |
18
Roller peeling
machine R-OW-130-A
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Capacities of the
aforementioned machines: from approx. 0.5
- 25 t of raw produce/h. Inner spaces (screw conveyor diameter)
from 500 - 2500 mm.
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Length of the
peeling rollers from 1000 - 4000 mm!
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Degree of peeling of
the final product adjustable from gentle to aggressive.
Coating of peeling rollers according to your requirements,
also in gradations. Micro-fine grain peeling possible.
Result:"smooth as glass."
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Normally no more waste water costs! No waste
water! Machines normally operate entirely without water. Any skins or
peel still attached to the peeled produce are separated in the attached
storage container with "washing unit." - In the case of "sticky"
produce or produce with awkward skin (i.e. onions, etc.) or other
difficult peel, water must be
added when required !
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Machines are designed to be virtually
maintenance free. Strong axles, few moving parts. Bearings have dual
protection against moisture and dirt, when mounted
at a distance from wet areas. Few replacements of parts required. Sturdy
construction: 24-hour operation possible. Machines are extremely
durable.
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Exchange or
recoating of peeling rollers can be easily
carried out by anyone. Devices for a quick exchange of peeling rollers
provided in almost all roller peeling machines.
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19 |
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20 |
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21 |
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22 |
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23 |
potatoes
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Beetroots, boiled and
unboiled |
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Root celery
(celeriac) |
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Carrots
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Kohlrabi
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24
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24.1
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24.2
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24.3
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| DORNOW roller
peeling machines also peel many varieties of tropical fruit,
as shown here, manioc (cassava, tapioca) in Africa. A cleaner
result is achievable when fruit to be peeled is left in the
machine for a greater extent of time.
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Peeled
cassava leave the peeling machine
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Discharge of the machine
R-OW-130-A
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The peeled product cassava
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→
Cassava factory in Africa during mounting. Please click on News,
65
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DORNOW - "radical" roller
peeling machines are able to peel (graded) potatoes, etc. of
very poor quality.
Please also see subsection 1.7.
The
following photos were taken in a potato peeling plant. Please
observe exactly the potato and peeling qualities!
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25 |
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26 |
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27 |
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Very poor-quality potatoes before
peeling, graded by commercial potato sorting plants.
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After the first, or partially
after the second peeling procedure, sorted / blemished
potatoes are again processed by the above-mentioned machine.
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The finished product,
made from
worst-quality raw produce.
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32 |
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33 |
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34 |
Beetroot
(red beet), cooked or uncooked, can be peeled
exceedingly good with the roller peeling machines of
the
R-OW series. |
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For more photos of peeled
products:
please see above or click on the button "Peeled
products" in the green links
on the left hand side.
Machines of the R-OW-series with peeling rollers
approx. 3 m in length
(0151 ff., 0160):
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1.1.1
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R-OW-Mini-A
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Inner
diameter 500 mm, smaller capacity
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Art.-no.
0160
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1.1.2
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R-OW- 70-A
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Inner
diameter 700 mm, small to medium capacity
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Art.-no.
0151
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1.1.3
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R-OW- 90-A
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Inner
diameter 900 mm, small to medium capacity
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Art.-no.
0152
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1.1.4
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R-OW-110-A
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Inner
diameter 1100 mm, medium to large capacity
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Art.-no.
0153
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1.1.5
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R-OW-130-A
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Inner
diameter 1300 mm, large capacity
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Art.-no.
0154
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1.1.6
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R-OW-150-A
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Inner
diameter 1500 mm, very large capacity
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Art.-no.
0155
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1.1.7
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R-OW-170-A
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Inner-diameter
1700 mm, very large capacity
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Art.-no.
0156
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1.1.8
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R-OW-190-A
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Inner-diameter
1900 mm, very large capacity
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Art.-no.
0157
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1.1.9
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R-OW-220-A
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Inner-diameter
2200 mm, very large capacity
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Art.-no.
0158
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1.1.10
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R-OW-250-A
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Inner-diameter
2500 mm, very large capacity
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Art.-no.
0159
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Machines of the R-OW-series with peeling rollers
approx. 4 m in length
(8265 ff.):
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1.1.11
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R-OW-Mini-A1
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Inner
diameter 500 mm
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Art.-no.
8265
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1.1.12
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R-OW- 60-A1
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Inner
diameter 600 mm
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Art.-no.
8266
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1.1.13
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R-OW- 90-A 1
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Inner
diameter 900 mm
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Art.-no.
8267
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1.1.14
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R-OW-110-A1
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Inner
diameter 1100 mm
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Art.-no.
8268
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1.1.15
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R-OW-130-A1
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Inner
diameter 1300 mm
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Art.-no.
8269
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1.1.16
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R-OW-150-A1
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Inner
diameter 1500 mm
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Art.-no.
8270
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1.1.17
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R-OW-170-A1
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Inner-diameter
1700 mm
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Art.-no.
8271
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1.1.18
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R-OW-190-A1
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Inner-diameter
1900 mm
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Art.-no.
8272
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1.1.19
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R-OW-220-A1
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Inner-diameter
2200 mm
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Art.-no.
8273
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1.1.20
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R-OW-250-A1
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Inner-diameter
2500 mm
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Art.-no.
8274
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Machines of
the R-OW-series
with peeling rollers approx. 2 m in length, also suitable
as pre-peelers for blade-type peeling machines
(8050ff.):
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1.1.21
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R-OW-500-B
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Inner diameter 500 mm, smaller capacity
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Art.-no.
8050
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1.1.22
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R-OW-600-B
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Inner diameter 600 mm, small
to medium capacity
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Art.-no.
8051
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1.1.23
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R-OW-900-B
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Inner diameter 900 mm, medium
capacity
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Art.-no.
8052
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Pictures: see
"News", item 24
Further roller peeling
machines
Please see subsections:
Suggestions for further reading:
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Q21 |
DORNOW R-OW series
roller peeling machines in the potato chip (UK:
crisps) industry. |
- Q25
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DORNOW R-OW series
roller peeling machines in the vegetable
processing as well as in the canning (UK: tinning) and frozen
foods industry |
| - Q26
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DORNOW R-OW-series
roller peeling machines in commercial potato
peeling plants and in the potato processing
industry |
| - Q30
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Advantages and
disadvantages of carborundum roller peeling
machines, joint lengthwise and operating in
steps |
| - Q58
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Peeling of
subtropical and tropical fruit and root vegetables
with DORNOW roller peeling machines |
| - Q63
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What
are the implications of "peeling without water
and waste water" (with mechanical
peeling machines) for in-plant-practice ? |
- Q106
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Brief description of DORNOW- R-OW series
roller peeling machines, suitable for the potato
and vegetable processing industries, as well as
the fruit / juice industry |
| - Q06 |
Pure-air
peeling in DORNOW peeling machines |
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Q12
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DORNOW to build
5th generation roller peeling
machines
Sturdy construction: durability of 20 years and more! |
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Q107 |
Drum-type
roller peeling machines, advantages and disadvantages, fields of
application |
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Q130 |
Planning
/ design of peeling systems for
tubers and root vegetables - We offer assistance |
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Q159 |
DORNOW
"100" series roller peeling machines |
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Q160
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Peeling of blemished, poor-quality potatoes graded by sorting
systems in potato-storage facilities by DORNOW RAD
series radical roller peeling machines |
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Q157 |
Peeling
questionnaire |
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Q104
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Steam-peeling in small, midium-sized and large industrial
facilities -
Which peeling method is used where ? |
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Q78
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Re-peeling
of still blemished steam-peeled potatoes and other
tubers / root vegetables by DORNOW roller peeling
machines |
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Q70
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Usability
of "waste-peel", especially of potato "waste"
peel, from mechanically operating dry peeling
machines |
| - Q29 |
A
new small DORNOW roller peeler, named "R-OW-Mini-A"
was born ! |
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