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Flow Chart for Manufacturing Process

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Mixing and homogenization of the selected lead-free elements with natural latex in ... controlled time while monitoring various parameters in the lead-free ... – PowerPoint PPT presentation

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Title: Flow Chart for Manufacturing Process


1
Flow Chart for Manufacturing Process

2
Choosing the optimum lead-free elements
The radiation protection glove is manufactured in
a complex operation that begins with choosing the
right x-ray protective elements. The optimum
compounding of these elements is the key to a
perfect glove.
Digital pH meter
Particle size analyzer
Analytical lab
Photo spectrometer
Brookfield viscometer
Digital colorimeter
3
Lead-free compounding
Mixing and homogenization of the selected
lead-free elements with natural latex in
correct proportions is a very important process
called Compounding. A variable speed intensive
mixer and homogenizer is used for this operation.
4
Surface preparation of porcelain formers
A smooth and clean surface of formers is achieved
by cleaning with acid solutions, cleaning agents
and coating with wetting agents.
5
Formation of raw gloves
Production of raw gloves in desired shape and
size is carried out by dipping porcelain formers
for a controlled time while monitoring various
parameters in the lead-free compound.
These gloves are formed inside out so that the
glove surface that comes in contact with user is
on the outside and textured surface on the
inside.
6
Protein removal
Additives such as accelerators and proteins are
removed through hot leaching by intensive wash in
hot water followed by heat drying.
7
Internal coating of hypoallergenic compound
The surface of the glove which comes in contact
with the user, is coated with hypoallergenic
compound for better properties of donning,
flexibility and skin care.This is done by
dipping semi-cured gloves under controlled
conditions in a hypoallergenic mixture.
8
Beading
After internal coating Gloves are beaded to
provide a grip while donning, as well as to
prevent roll back.
9
Curing of gloves
Curing involves the cross linking of polymers
with each other, and bonding with lead-free metal
particles by heat treatment at controlled
temperature and airflow in a specialty oven.
10
Inspection and testing
Each piece of glove is visually inspected while a
large percentage of production is tested for
strength, attenuation, and dimensions.
Tensile tester
X-ray testing lab
Online inspection
Radiation dosimeter
11
Leak testing
After removal from moulds, 100 of gloves undergo
a high pressure leak test. Even a microscopic
hole does not escape detection in this test.
Leak tester
12
Powder free
All gloves are treated in a sophisticated
chlorination chamber to eliminate the need for
powdering them, as well as to lower the protein
levels to minimum levels.
Chlorination chamber
13
Finishing
Gloves are inspected, printed and packed in
specially designed finishing rooms, under HEPA
filtration and in Clean Room environment .
Controlled environment for finishing
14
Packing
Gloves are sealed using high speed automatic
vacuum sealing equipment, which perfectly
maintains the seal strength and vacuum.
Automatic pouch sealing
15
Sterilization
Gloves are Gamma sterilized as per guidelines of
ISO 11137-2006 with a minimum dose of 25 kilo
Gray to result in a perfectly sterile glove.
Gamma sterilization
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