Food division

Established in 1978, STALAM
is the world leader in the development,
1978
STALAM
ISM
design and manufactureofequipment
wherecapacitive
RFmanufacturers for the development of innovative technologies andfor the supply of “turn key” automated and integrated processing

exploited for a variety of thermal processing and drying applications

Company

STALAM AEI
Association

ItalianElectronicandElectro-technical

2,500
STALAMin operation in the world, with rated 3power
values ranging from450kW
3 to 450 kW; from the simple, manually operated machine, tothe fully automated line complete with computerised control andtechnology both as to generation techniques and to technological

STALAM
90%
provides professional and prompt commercial and technical

2500+

6060+

3

heating is a drying and thermal processing
technology based on the dissipation of electromagnetic energy

RF

Water molecules are highly polar, more than all substrates inwhich water can normally be found, and many ionic species

transferred to the product through its surface from an external heat

The heat generation is instantaneous and allows a rapid, uniform

selectively from many substrates, which enables their users

which are good conductors of electric current, is related to the sovibration and rotation of polar or polarised molecules andby the polarisation and translation movement of ionic
particles inside the material, induced by the quick

into thermal energy by the effect of the rapid

5COLDWAVE+
Tempering

STALAM
COLDWAVE+STALAM has developed
between the capacitor plates, the dipolar water molecules of the frozen
product will vibrate and rotate attempting to align themselves according
and is the ideal solution for many tempering, softening and defrosting

The product is placed on the machine’s conveyor belt

This phenomenon causes intermolecular friction, which will in turn generateheat rapidly and uniformly within the whole product mass regardless of

The amount of heat generated inside the product and the defrosting time
are accurately controlled through the voltage applied on the electrode2capacitor and the product in between becomes the27 MHzgenerator oscillating at a frequency of 27 million cycles

7

days, evenfor large product blocks and, if necessary, directly inside packaging

The process speed and uniformity minimise the risk of product

The product can be obtained at the correct temperature needed fornot affect the treatment, so that it can be controlled accurately andcomparedto the traditional, large defrosting rooms or equipment; defrosting costs
are also reduced drastically, thanks to the absence of energy losses to the8%drip loss,
3°C
1°C
that means eliminating completely the weight losses
8%
The improved yield brings immediate economic
6 12

be carriedsaving in

15
105RF
0010°C
500102030

40

12 cm

9COLDWAVE+

The product can be obtained at the correct temperature needed
for the next process: grinding, cutting, slicing, portioning, forming,

20%

11

Fish andis preserved at best, thus ensuring the product freshness andThe product can be obtained at the correct temperature needed forforming, gutting, cooking, marinating, supermarket chains supply,

IQF

IQF

13

IQF

The product can be obtained at the correct temperature needed for

IQF

IQF

15

Ta27.12 MHz

TnIP65304

kWAISIAISI304

Co

3

air

1,1 x 0,8 x 1,6batch unit

not available

7

air

4,2 x 1,4 x 2,60,6

not available

20

air

5,7 x 2,0 x 3,61,4not available

40

air or water

7,7 x 2,0 x 3,6

1,4

not available

85

water

9,2 x 2,4 x 3,6

1,85,0105

water

9,2 x 2,4 x 3,6

1,85,0**Wam

the multiple side panel doors
PLC

PLC
PLC control system for multiple product recipes

Conveyor belt washing system

Washing system drainage

17