6 7 Atul offers epoxy systems for resin transfer moulding (RTM) | resin infusion (RI) | hand lay-up (HLU) processes with variable pot life, cure time, Tg and excellent mechanical properties for manufacturing small to large components including wind turbine blades. Lapox systems Mixing ratio (resin : curing agent) Mix viscosity1 @ 25 °C Pot life2 @ 25 °C Tg3 Recommendations parts by weight mPa s minutes °C DNV certified ARL-125 | AH-367 100 : 32 200 - 300 300 - 380 75 - 85 Designed for wind turbine blades and other large components. ARL-125 | AH-365 100 : 32 300 - 700 50 - 60 75 - 85 Preferred for small wind turbine blades and to increase reactivity of slow infusion systems. ARL-135 | AH-334 100 : 32 700 - 1,200 25 - 35 80 - 90 HLU systems with variable pot life and viscosity for wind blades and repairs. ARL-135 | AH-365 100 : 32 300 - 700 50 - 60 70 - 80 Low viscosity ARL-135 LV | AH-332 100 : 32 600 - 800 8 - 14 80 - 90 Variable pot life systems for desired cycle time. Suitable for small to large components. ARL-135 LV | AH-333 100 : 32 600 - 750 14 - 20 80 - 90 ARL-135 LV | AH-334 100 : 32 600 - 750 25 - 35 80 - 90 ARL-135 LV | AH-335 100 : 32 300 - 500 50 - 60 75 - 85 ARL-135 LV | AH-336 100 : 32 400 - 650 80 - 100 75 - 85 ARL-135 LV | AH-337 100 : 32 200 - 300 300 - 380 75 - 85 Suitable for small to large cured-in- place pipe (CIPP) application. ARL-135 LV | AH-411 100 : 24 250 - 400 90 - 120 125 - 135 High thermal stability and excellent chemical resistance. ARL-135 LV | AH-422 100 : 32 400 - 600 300 - 350 120 - 140 Long pot life, high thermal stability and excellent chemical resistance. Medium viscosity ARL-135 | AH-332 100 : 32 700 - 1,200 8 - 14 80 - 90 Variable pot life systems for desired cycle time. Suitable for small to large components. ARL-135 | AH-333 100 : 32 700 - 1,200 14 - 20 80 - 90 ARL-135 | AH-335 100 : 32 500 - 700 50 - 60 75 - 85 ARL-135 | AH-336 100 : 32 500 - 700 80 - 100 75 - 85 ARL-135 | AH-337 100 : 32 300 - 500 300 - 380 75 - 85 High performance L-552 | K-552 100 : 38 600 - 700 110 - 160 115 - 130 Designed for static and dynamic applications including aerospace, tooling and aircraft repairs. 1Brookfield viscosity | 2Pot life of 100 g mix mass | 3Tg: glass transition temperature | Mix viscosity: ASTM D2196 | Pot life: ASTM D2471 | Tg: ISO 11375-2 Fire retardant ARL-143 | AH-319 100 : 15 3,500 - 5,000 18 - 25 95 - 105 Formulated for fire retardant applications. ARL-143 | AH-335 100 : 15 3,500 - 5,000 85 - 95 95 - 105 Multipurpose L-12 | AH-714 100 : 50 1,200 - 1,500 120 - 150 55 - 65 Offers excellent adhesion and toughness for FRP products. L-12 | K-6 100 : 10 5,000 - 8,000 30 - 40 110 - 130 Fast reactive system for general purpose composites. HLU systems Features • Det Norske Veritas (DNV) certified • low and moderate viscosity for good impregnation • variable pot life options for small to large components • system with high Tg (up to 140 °C) available Applications • aerospace structural parts • automotive body parts • boat bodies • composite repairs • cooling tower blades • sporting goods (surfing boards) • storage tanks • wind turbine blades and moulds Resin transfer moulding | Resin infusion | Hand lay-up systems
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