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From its flour milling ‘Centre of Excellence’ in Bredbury, near Manchester, Satake UK offers a standard roll refurbishment turnaround of 3 weeks and an emergency service of 72 hours.
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Digital Re-print - July | August 2009
Feature: Promotional Feature
Feature title: Delivering World Cass Roll Chill Technology and Service
Grain & Feed Milling Technology is published six times a year by Perendale Publishers Ltd of the United Kingdom.
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Promotional | Feature
Before des-
patch, each roll
undergoes test-
ing which, in the
case of roll packs,
DELIVERING WORLD CLASS
includes a running
period on a roll
bearing test bed.
ROLL CHILL TECHNOLOGY
This ensures the
shortest possible
interval between
AND SERVICE
delivery, installa-
tion and regaining
full production in
the mill.
Custom-built
machinery laid out
TIMELY REFURBISHMENT In Satake UK’s experience, one in ten instructions agreed, rolls are ground until a
in a cellular style
Even new materials need regular refur- rolls sent for refluting displays defects, which smooth, parallel surface is obtained.
and standing on 4
bishment. From both a safety and perform- would have a fundamental effect on mill Re-fluting, using tungsten carbide fluting
metre deep foun-
ance reliability point of view, it is essential performance and safety – such as a damaged bits, restores the profile to the exact specifi-
dations to elimi-
that mill maintenance is carried out to a spindle, less than the recommended chill cation required for the client’s application. A
nate transfer of
pre-determined schedule. However, when diameter, or chill quality, which could affect profile shadowgraph is used to examine the
vibrations, provide
delivery dates need to be met and staffing roll performance. pitching, depth, angle and land of the flutes,
the capability of
levels are stretched, this can prove difficult. as well as for checking thread forms and flut-
produce 1,500 new and 4,000 refurbished Extending flute/corrugation life and NEW ROLLS MANUFACTURED
At such times, a resource such as the Satake STATE OF THE ing tools within the Bredbury facility.
rolls per year for customers in Europe, the enabling chills to be refurbished up to 15
UK Site Services Team can help. The optimum number and profile of FOR ALL MAJOR ROLLERMILL
ART ROLL Middle East and Africa. times, modern metallurgical developments
the flutes, relevant to the application of the TYPES TO CUSTOMER
GRINDING have extensively widened the miller’s range
QUALITY AND
roll, have been developed over many years of options. REQUIREMENTS
TECHNOLOGY and are specified to high levels of accuracy. DELIVERED
SAFETY All of these Whatever the material – and chilled
Satake UK offers a standard range of more ON SPECIALLY
The quality of the would be identified
than 100 different flute/corrugation profiles, DESIGNED
cast iron rolls remain the traditional choice Standard rolls – chilled iron, cen-
grinding and fluting and reported on, for break and reduction work – the outer trifugally cast and dynamically balanced
supported by relevant data compiled using
with other bespoke arrangements available. PALLETS surface of fluted/corrugated rolls needs to for greater precision, providing a consis-
processes, whether
To ensure that be resistant to abrasive wear in order to
being carried out on a combination of engineering skills and high- tent uniform hardness.
GRINDING refurbished rolls retain the required profile.
a new roll or during tech instrumentation.
From its flour milling ‘Centre of Excellence’ AND FLUTING arrive back at a cli- The surface must be hard but not brittle C12 rolls – high chrome alloy, giving
refurbishment, deter-
ent’s mill in the same precision-ground to avoid chipping, and it is important that the an average life twice that of a standard
mines the performance of the roll and, thus, in Bredbury, near Manchester, Satake UK Smooth rolls
condition as when they left the fluting sec- cast iron roll, resulting in reduced mill
the quality of the end product. An integral part offers a standard roll refurbishment turna- are ground with
tion, Satake UK has devised a special pallet downtime for roll changing.
of each refurbishment is the careful inspection round of 3 weeks and an emergency service either a taper or
design.
of each roll or ‘roll pack’ module before any of 72 hours. camber to a toler- Mitak rolls – specially annealed
On completion, the rolls are coated with
work can begin. This exercise is followed by Many of the defects can be rectified, and ance of 4 microns chromium steel, giving an average life
rust –preventative food safe oil, covered
the compilation of a complete inspection Satake UK offers the full range of remedial over a diameter of three times greater than a standard cast
in rust –preventative paper and sealed in
report, detailing the findings, recommenda- operations, including re-gudgeoning, reduc- 250mm. The frosted finish, necessary to iron chill on highly abrasive applications.
a protective plastic sleeve before being
tions for action required and associated costs. ing the need for such defective rolls to be ensure immediate grip when the rolls go into
scrapped. grind, is achieved by blasting highly abrasive
mounted on the pallet, accompanied by Self Matting rolls – with a mate-
Re-fluting, using tungsten carbide fluting
documentation detailing destination, flute rial compostion formulated to maintain
bits, restores the profile to the exact speci- Once the completed report has been particles at the surface using automated
specifications and a unique roll number. a heavier frosted finish for special reduc-
fication required for the client’s application. e-mailed or faxed to the customer and work shotblast equipment.
This ensures complete traceability for each tion applications.
individual roll and enables a statistical history
Water cooling Water-cooled roll
to be maintained which can prove invaluable roll chill can be machined with conventional options are available for all of the above
when monitoring mill throughput. tools avoiding unnecessary cost when re- types
fluting. Smooth rolls require an outer surface
INNOVATIVE that can be ‘frosted’ creating a matt or non- Fluted to your individual specifications.
USE OF glazed surface which will effectively grip the Spindles are machined or ground as
MODERN product and be resistant to abrasive wear. required. The available roll size is up
MATERIALS to 450mm diameter and extends to
As the largest ContaCt: 1500mm in length.
roll chill supplier Satake Corporation UK Division
in the UK, Satake P.O. Box 53 Bredbury, Stockport, ContaCt:
offers new and refurbished rolls for all makes Cheshire SK6 2FG Paul Airey
of rollermill. With a portfolio of four different Tel: +44 (0) 161 -406 3800 Tel: +44 (0) 161 406 3864
types of roll Satake has an in depth knowledge Fax: +44 (0) 161-406 3801 e.mail: pja@satake.co.uk
of a range of those featuring new materials e.mail: sales@satake.co.uk
available from leading manufacturers. www.satake.co.uk
24 | July-august 2009 Grain &feed millinG technoloGy Grain &feed millinG technoloGy PREVIOUS PAGE NEXT PAGE Promotional | Feature
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