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Sometimes, heating by electromagnetic waves may even deliver resultsthat cannot be achieved under any circumstances with a traditional
STALAM
STALAM has
ovens can be used not only to bake, but also to carry out otherprocesses, all related to the supply of a certain quantity of thermal

many cases, depending on the characteristics of the productthe required energy by means of an electromagnetic
heat conduction, convection or radiation, may bringvarious technical, technological and economic

19

This special patented electrode is designed to apply a

WAVEDRY+
WAVEDRY+
drying1formation and cracks that appear in the product eventransfer energy to the product volumetrically andselectively according to the moisture location, will
overcome the low thermal conductivity and thecentre of the product without affecting the desired

Appetiser Snacks
Baby Cookies
Bagel Chips
Biscotte
Bread Croutons
Bread Sticks
Breakfast Cereals
Butter Cookies
Cheese Thins
Chocolate Cookies
Choux / Éclairs

Cracker Biscuits
Crispbread
Custard Cream Shells
MatzoMeringues
Pretzels
Puff Pastry
Shortbread
Sponge products
Wafers21

thethe exit

35%

23

WAVEBAKE+WAVEBAKE+

Baking ofSTALAM
STALAMWAVEBAKE+WAVEBAKE+

250kg/h 2,500kg/h

bread

WAVEBAKE+
to the possibility of developing totally new products, not
The possibility of using electromagnetic waves for a full baking
process without 1conventional
heat depends on the ability of the1equipment to deliver and spread uniformly the energy onto theSTALAM
STALAMbetween the electrodes where the product is still

STALAM

STALAM

accurate system to control the energy transmitted to25

WAVESAN+WAVESAN+

Pasteurisation

STALAM
packaged products such as bread loaves, fresh pasta, gnocchi,

thanks to the fast and uniform heating process
throughout the product and its packaging

Considerable energy savings can be achieved, thanks to thefast and selective heating process carried out by thetransmission, typical of conventional1
methods: the required microbial kill level isattained in a few minutes rather than one

to the traditional systems, for the same production
rapidly generate heat volumetrically within
the product, the heating process is fast,uniform and controlled, thus eliminating all
the drawbacks of conventional pasteurisation

The process speed and uniformity minimise the risk of productdegradation, thus helping to preserve at best the product27

WAVEBAKE+

WAVEDRY+
LxWxH

kW

*

**

**

***

kW

*

7Air

5,0 x 1,2 x 2,8

4–640

Air

13 x 1,6 x 3,40,8320

15

Air

6,0 x 1,8 x 3,2

8 – 1280Air

13 x 2,4 x 3,41,6640

30

Water or Air

7,5 x 2,0 x 3,4160

Water

22 x 2,4 x 3,41,61280

40

Water or Air

7,5 x 2,0 x 3,4250

Water

31 x 2,4 x 3,41,6

192060

Water or Air

8,0 x 2,4 x 3,4340

Water

40 x 2,4 x 3,41,62560

85

Water

8,5 x 2,4 x 3,4**
0.6 0.9 [kg(H2O)/kW(RF)h]

**

2 10%

****
0.9 1.1 [kg(H2O)/kW(RF)h]

**
**

5 20%

***
***
1.1 1.3 [kg(H2O)/kW(RF)h]151214280 × 130 × 125 mm

650 700 g

35%

123WAVESAN+*

**

kW
15Air

6,0 x 1,8 x 3,240

Water or Air

7,5 x 2,0 x 3,460Water or Air

8,0 x 2,4 x 3,480

Water or Air

11,0 x 2,0 x 3,4120

Water or Air

12,0 x 2,4 x 3,4**
1.0m**29