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Help CenterB-AlSI-4 PASTED ALUMINUM BRAZING ALLOY ALUMINUM BRAZING WELDING PASTE
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Specifications
1.Pasted aluminum brazing filler metal.2. For complicated workpiece, and products which need multiple brazing.
Aluminum brazing paste
DIN EN 1044: AL 104
DIN 8513: L-Al Si 12
EN ISO 3677: B-Al 88 Si – 575/585
AWS A 5.8: B Al Si - 4
Composition, typical analysis (% w/w):
Al |
Si |
88 |
12 |
Mechanical and physical properties:
Working temperature: 590°C
Melting range: 577 – 582°C
Specific gravity: 2.7 g/cm³(Metal content)
Characteristics/Applications:
Capillary active brazing alloy for structure matching and tonal joints of aluminum and rolled/cast aluminum alloys. The Mg content must be≤3%. The solidus temperature should be>630°C. Not suitable for joints that are to be eloxadized. This brazing alloy is also suited for joints of aluminum with Cr-Ni-steel. The flux residues have to be removed after brazing.
Heat sources:
Inert gas furnace (N2, cracked ammonia), acetylene torch (indirect heating
Storage:
Keep sealed, under stable temperatures in dry rooms. Optimum temperature range is between 5 and 20°C. Stir well before use.
Shelf life:
6 Mo. in pots
Availability: On request
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