Jotaguard 600 Series Cargo Hold Coatings 3 2 Counting the cost of - PDF document

Jotaguard 600 Series Cargo Hold Coatings 3

2

Counting the cost of poor cargo hold maintenance Strong mechanical force is constantly exposed to The efgect on vessel service life cargo hold coatings, especially for the tank top Rectifying damage and corrosion resulting from and shedder plate positions. Together with cargo poor choice of cargo hold coating can have a major settlement during ship movement and sailing, and lasting effect on vessel earnings and vessel impact, scraping and gouging are unavoidably the lifetime. major physical damages which cargo hold coatings The efgect on earnings must be able to handle. A good cargo hold coating must be robust in order The common dry cargoes, like coal or ore, almost to ensure continuing profjtability. always contain some impurities and moisture, Choice of a specialised coating system and its and are likely to form a chemically corrosive planned maintenance schedule will minimize costly environment. Corrosion due to lack of maintenance downtime and help maintain the profjtability of the will put the structural integrity in danger. vessel. International regulations have been The efgects of legislation introduced to improve ship design Good pre-treatment and and inspections with a particular application of a specialised coating system will ensure focus on corrosion, and on routine the vessel meets the in-port inspections. standards now demanded by Classifjcation Societies and other authorities. Gouging Typical damage Corrosion 3

4

Jotaguard 600 series Providing the solutions Product range Jotaguard 600 series products are designed and Proven in exhaustive testing and on-vessel developed to cope with the very tough exposure application Jotaguard 600 series products meet all in cargo holds. As functional coatings, the fast the needs of cargo hold protection. Application benefjts – hardness development and mechanical strength, excellent applicability and productivity together with corrosion and chemical resistance are Fast drying at all temperatures, ideal for tight very important for property protection. coating schedules Cargo transportation Jotaguard 600 series products have fast drying The major bulk carriers can generally be categorised speeds at all temperatures and especially into Handy, Handymax, Supramax, Panamax and unrivalled drying speeds at lower temperatures, Capesize. Depending on vessel size and type, they shortening downtime when it values. are more likely to be dedicated to certain types of transportation pattern. 60 Minimum dry to recoat time (hours) 50 Spot trading • Serve a large number of • Certifjcate geographically dispersed • Chemical 40 global trades resistance • Mechanical • Commonly traded cargoes: 30 strength Grain, sulphur, bauxite/iron • Smooth surface ore, coal/coke, bulk minerals 20 assists cleaning between shifts 10 Specialised • Serve deepwater terminals • Mechanical 0 strength • Major cargo type: -5 0 5 10 15 20 25 30 35 • Corrosion iron ore and coal protection Temperature (°C) Same product for all seasons Can be used under different climatic conditions and temperatures from -5°C up to 40°C. No winter-grade or cold climate version is necessary. Available in two contrasting colours Enabling easy inspection. Cargo Hold Pathfjnder Jotun’s sophisticated Cargo Hold Pathfjnder programme is designed to provide a valuable contribution toward achieving recommended coating systems that meet the challenges of specifjc operational needs. 5

1 x 125 µm Jotaguard 690 Grey 6 1 x 125 µm Jotaguard 690 S Redh

Jotaguard 690 / Jotaguard 690 S Ultimate durability In-service benefjts Jotaguard 690 and Jotaguard 690 S are designed to provide the ultimate cargo hold protection. Extended service life: Reduced cost and downtime associated with maintenance Supreme mechanical strength enables them to • Superb mechanical strength, impact and withstand abrasion, impact and gouging resulting abrasion resistance from the toughest operating environments. Together • Long lasting corrosion resistance with excellent corrosion resistance, they provide Short time to load fjrst hard/aggressive cargoes long-lasting service and reduce the maintenance • Fast hardness development at all temperatures needed during operation. • Increased productivity Jotaguard 690 is a two-pack, high solids polyamine cured pure epoxy based primer coating with 30 excellent mechanical properties. Jotaguard 690 + 25 Jotaguard 690 S is recommended for use as a fjnish Jotaguard 690 S coat to maximise abrasion and scratch resistance. 20 Time (days) Paint damage 15 The system: 10 1 x 125 µm Jotaguard 690 + 1 x 125 µm Jotaguard 690 S outperforms multi-purpose abrasion resistant 5 pure epoxy coatings in all drying conditions, 0 showing high curing speeds and excellent abrasion 0 5 10 15 20 25 30 35 resistance. Temperature (°C) Shear box test results Multi-purpose pure epoxy coating Jotaguard 690 + Jotaguard 690 S 8 • FDA compliant, certifjed for carriage of 7 grain 6 Paint damage (%) • Can be used on surfaces prepared to Sa2 5 (ISO – 8501) 4 • Hard, smooth surface assists cleaning 3 between cargo shifts 2 • High build, high volume solids 1 • VOC compliant 0 Drying at 23ºC Drying at 5ºC Drying at 0ºC for 5 days for 16 days for 25 days Dry fjlm thickness µm (min/max) 100–250, typical: 125 Solids (volume%) 75 ± 2 Colours Grey, Red Mixing ratio 3 parts comp. A (base) 1 part comp. B (curing agent) Pot life (23ºC) 1 hour Touch dry -5ºC 10ºC 23ºC 40ºC 20 h 5 h 2.5 h 1 h Dry to recoat minimum 48 h 10 h 5 h 2 h 7

8

Jotaguard 660 Exceptional robustness Jotaguard 660 is a high performance pure epoxy coating providing very good protection to cargo holds against mechanical damage and corrosive environments. In-service benefjts Very good abrasion and corrosion resistance • Protects against angular, hard cargoes 35 • Very good corrosion resistance 30 Short time to load fjrst hard/aggressive cargo Jotaguard 660 + Save on surface treatment costs: 25 Jotaguard 660 Jotaguard 660 + Can be applied to 20 Jotaguard 690 S Time (days) • Surface prepared to Sa2 (ISO-8501) 15 • Surface prepared down to St2 (ISO-8501) • UHPWJ surface to W A2 FR(M)/(NACE No.5/ 10 SSPC-SP 12) 5 FDA compliant, certifjed for carriage of grain 0 Hard, smooth surface assists cleaning between 0 5 10 15 20 25 30 35 cargo shifts Temperature (°C) High build, high volume solids VOC compliant First coat, 1 x 125 µm Jotaguard 660, red Second coat, 1 x 125µm Jotaguard 660, grey Dry fjlm thickness µm (min/max) 100–250, typical: 125 Solids (volume%) 72 ± 2 Colours Grey, Red Mixing ratio 3 parts comp. A (base) 1 part comp. B (curing agent) Pot life (23ºC) 1 hour Touch dry -5ºC 10ºC 23ºC 40ºC 22 h 5 h 2.5 h 1 h Drying times -5ºC 10ºC 23ºC 40ºC Dry to recoat, minimum 48 h 10 h 5 h 2 h 9

10

Jotaguard 630 Efgective protection Jotaguard 630 is an epoxy based cargo hold coating with tolerance to typical maintenance surfaces. In-service benefjts Low surface treatment requirement, saving on preparation • Surface prepared to Sa2 (ISO-8501) • Surface prepared down to St2 (ISO-8501) • UHPWJ to WA2 FR(M)/(NACE No.5/ SSPC-SP 12) • Sweep blasting surface Good re-coatability and compatibility Certifjed for carriage of grain Hard, smooth surface assists cleaning between cargo shifts VOC compliant Dry fjlm thickness µm (min/max) 100–200, typical: 125 Solids (volume%) 71 ± 2 Colours Grey, Red Mixing ratio 4 parts comp. A (base) 1 part comp. B (curing agent) Pot life (23ºC) 1 hour Touch dry -5ºC 10ºC 23ºC 40ºC 20 h 4 h 2 h 1 Drying times -5ºC 10ºC 23ºC 40ºC Dry to recoat, minimum 48 h 10 h 4 h 2 h 11