FONTARGEN A/AF 314

FONTARGEN A 604 KAFriction solder, build-up soldering (lead-free)DIN EN ISO 3677:S – Sn 90 Zn 7 Cu3Composition, typical analysis (% w/w):Zn Cu Sn7,0 3,0 RemainderMechanical and physical properties:Melting range: 200 - 250°CHardness (BHN):16 HBElectrical conductivity:22,6 Sm/mm²Specific gravity:7,3 g/cm³Characteristics / Applications:Step-by-step solder (first solder). Sealing of blowholes and cracks on cast iron and castaluminium, repairs on zinc injection moulded parts, filling-up of dents in aluminium plates.Autobody workshops, aluminium foundries, repair shops, etc.In application to steel autobodies like the correction of detriments and cracks, AP644/12 must be applied beforehand (also see FONTARGEN work assembly autobodysolder).Friction solder, on aluminium without flux. Build-up possible. A 604 KA is anenhancement of A 604.Heat sources:Acetylene torch (fuel gas excess), air-gas torch,soldering lamp, soldering ironFlux:F 600 AlAvailability:Bare Coatedrods rodsWire Foil Preforms Powder Paste09/08/DE/072