Maintenance

Heat Exchanger Coating Heat Exchanger Coating TechnologyTechnology

ByAdisak Mananas : Henkel (Thailand) Ltd.Eastern of Thailand.

Maintenance

Objective

To enhance maintenance techniques ,solve the Corrosion of Heat-Exchanger Part

Applying identifies product solutions and techniques learn in Loctite Heat Exchanger Coating technology

Maintenance

Objective to improve.

To stop the corrosion at tube sheet and cover of Heat exchanger.

To increase the part life of Heat Exchanger To reduce the Maintenance Cost for replace the new one

Maintenance

Cause Of Problems

CorrosionCorrosion

Maintenance

Solution to improve

Surface preparation by Blasting SA 2.5 (Best Practice)Surface preparation by Blasting SA 2.5 (Best Practice) To surface cleanliness. To surface cleanliness. To surface roughness at least 75 micron.To surface roughness at least 75 micron. To make sure , the composite to stay fixed in place To make sure , the composite to stay fixed in place

onto the substrate in order to perform at its design onto the substrate in order to perform at its design specification. specification.

Maintenance

Solution to improve [Cont.]

Using Composite products to : Using Composite products to : Coating the tube sheet and cover by Coating the tube sheet and cover by ““ Nordbak Nordbak

Brushable Ceramic ( 98732 )Brushable Ceramic ( 98732 )

Maintenance

Product Selection

To solve the worn surface and corrosion problemTo solve the worn surface and corrosion problem Product : Product : Nordbak Brush-able Ceramic Grey/WhiteNordbak Brush-able Ceramic Grey/White

Maintenance

Benefit of our solutions

• Coating is wide range application in any rotating machine I.e. screw conveyor, blower etc.

• Improve reliability and service life for existing machine and can apply to new equipment also.

• Minimize repairing time.• Reasonable cost and lower cost when comparing to

upgrade equipment material.• Smooth surface so easy to clean, inspect and repair.• Many application for chemical resistance and abrasion.• Able to service in high pressure and high temperature

condition.