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SPC Australasia
Liquid Polymer Epoxy
(LPE) Coatings
SPC products for
insitu rehab of
pipeline coatings
Jeevan Menon
BSc,BE
SPC
SPC Australasia
-Liquid Polymer Epoxy (LPE ) Novalac Technology involves
multiple controlled crosslinks of
C-C atoms
-In 3 Dimensions
-No of crosslinks, Bonds and
degree of bonding are “designed
or Controlled “
SPC
SPC Australasia
History of the company – 30
years developing and applying
high performance coating
systems for the world of
pipelines, Pipeline Rehab,
storage tanks, offshore platforms,
petrochemical, ships, jetties and
pilings.
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SPC Australasia
SPC products used to Rehab
Over 200 km of 36 -42”
in 1998 – 2000
insitu
Transcanada Pipeline
TCPL
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SPC Australasia
Two product versions :
SP2888 (SP2889)– 80 C rated
SP8888 (SP8889)- 150C rated
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SPC Australasia
Products
SP2888
SP8888
SP2889
SP8889
Spray for
plural Gun
application
EPL
Spray for
standard
Airless
Volume
production
Complicated
Machinery
Low
Volume
Simple
machinery
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SPC Australasia
Spraying of small runs of
Pipes , Using a standard
airless gun (74 : 1 ratio or
greater )
Kit is in 16 litres
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SPC Australasia
SP2889 , SP8889 (spray
grade ) comes in 2 parts and
is simply mixed and sprayed
using a standard airless gun
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SPC Australasia
SP2889 SP8889
is mixed with a
stirrer before
spraying
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SPC Australasia
SP2889, SP889 uses a standard Airless Gun
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SPC Australasia
Rehab - spraying
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SPC Australasia
PTT Trial Pipeline
rehab Thailand
(Live Gas Line )
16” x with SP2888
Using Plural gun
technology
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SPC Australasia
The start
of the
pipeline
rehab
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Exposing
the
Pipeline
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When the coating is removed
there is evidence of corrosion and
Pitting on the steel
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SPC Australasia
Thickness
of Steel is
measured
before
blasting
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SPC Australasia
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After
blasting the
cleanliness
is checked
to achieve a
class 2.5
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SPC Australasia
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SPC Australasia
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SPC Australasia
Product
being
sprayed
onto the
blasted
Pipe in
the
trench
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SPC Australasia
Checking
the DFT
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SPC Australasia
Test Results observed at Digup
Typical steel (Pipe) Wall Thickness : > 6.25mm
Chloride contamination < 100 ppm
Typical Blast profile :> 70 microns
Typical Blast cleanliness: Class 2.5
Typical coating Thickness –DFT : > 700 microns
Typical Coating Hardness : Shore D. > 85
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SPC Australasia
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SPC Australasia
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