Ilford Multigrade IV RC Deluxe 44M 1771758 Manuale Utente

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MULTIGRADE IV RC
Page 4 of 4
MACHINE PROCESSING
MULTIGRADE IV RC paper can be processed in all
conventional machines for black and white resin
coated papers. It is not suitable, however, for
activation type processing. 
ILFORD processors 
ILFORD 2000RT developer/replenisher and
fixer/replenisher are recommended for use with all
ILFORD black & white processors. 
For the ILFOLAB 2150RC table-top processor
ILFORD 2150XL developer and fixer kits are
recommended. 
Other processors 
This section is a guide to setting up processors for
ILFORD resin coated papers using ILFORD 2000RT
developer/replenisher and fixer/replenisher. These
are diluted 1+4 to make tank or replenisher
solution. These suggestions are only a guide, and
the processing cycle should be checked in the
processor. For further guidance, contact your local
ILFORD company or distributor.
Suggested development times 
The preferred temperature range is 20–30ºC/
68–86ºF.
Temperature 
Development time (sec) 
(ºC/ºF) 
including transfer time to next tank
20/68 46 
25/77
32 
30/86
22 
35/95
15 
40/104
12 
These times are for non-replenished systems, with a
maximum solution life of seven days. They are also
for replenished systems with a solution life of up to
three months. The suggested developer
replenishment rate is 150–250ml/m
2
(14–23ml/ft
2
) paper processed. 
Suggested fixing times 
The same times and temperatures as for
development can be used for fixing. The actual
fixing time, however, is shorter, and 20 seconds is
ample above 20ºC/68ºF. These recommendations
are suitable for both replenished and
non-replenished systems. In non-replenished
systems, the maximum paper throughput is 4m
2
/l
(44ft
2
/US quart) of working strength solution. The
suggested fixer replenishment rate for replenished
systems is 300–450ml/m
2
(28–41ml/ft
2
) of paper
processed. The maximum silver concentration in
the fixer bath is 4–6g/l. 
Note
If fixing is not complete, then adequate
washing is impossible.
Washing times 
Wash for at least 15 seconds at temperatures
above 5ºC/41ºF. Set the water flow so as to fill
the wash tank in 4 minutes or less.
Hot air drying 
Use temperatures up to 85ºC/185ºF.
FINISHING
MULTIGRADE IV RC responds in the same way as
other resin coated papers to the usual techniques
of toning, chemical reduction and retouching. It
can be mounted using the standard techniques for
resin coated papers. 
STORAGE
Unprocessed paper 
Store unused MULTIGRADE IV RC paper in a cool,
dry place in its original packaging. Avoid
conditions of high temperature and/or high
humidity. MULTIGRADE IV RC will keep in excellent
condition for up to two years when stored as
recommended.
Prints 
MULTIGRADE IV RC prints which have been
processed as recommended in this leaflet will have
a more than adequate storage life for most
purposes. Print life will be shortened, however, in
adverse storage conditions, or if the print is
exposed to oxidising gases. 
It is recommended that prints made for display are
toned to protect them from the oxidising gases that
are found in many environments. Selenium toner is
recommended as it has little effect on the image
colour of MULTIGRADE IV RC, but other protection
methods can be used including sulphide toning,
silver image stabilisers and laminating. ILFORD
ILFOGUARD laminating and encapsulating films
are recommended.
A wide range of fact sheets is available which describe and
give guidance on using ILFORD products. Some products in
this fact sheet might not be available in your country.
96060.GB.www
December 2001
ILFORD Imaging UK Limited, Town Lane, Mobberley,
Knutsford, Cheshire WA16 7JL, England
www.ilford.com