32
4. Close for Temperature. Take the extre-
me of the bag outside of the tunnel,
stretch completely the whole width,
join the points superior and inferior
and carry out the closing with tempe-
rature in the whole width from the bag
some 100 mm of the extreme. Fig. 51.
The time of exposition and the quanti-
ty of times that it is necessary displace
the machine will depend of the cha-
racteristics and size of this.
The bag clousure for the “end” can be
done the following way:
1. Flatten the bag end from above
downwards to take out the inner air,
make folds downward on the bag, to
prevent water entrance Fig. 52.
FIG.52
Once acomplished the end bag clousure, is convenient to cover it with tires or any other element to
avoid water entrance
NEGRO (-)
ROJO (+)
1
0
0
m
m
FIG.50
FIG.51
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