Litton
Litton
Litton
Litton
Kester Solder
Product Description
Kester formula TSF-6522 is a no-clean tacky
soldering flux formula designed to be used
with a rotating disc, a doctor blade, or a drum
fluxer.
The TSF-6522 can also be used in
dot dispensing for BGA/PGA sites or in a
rework
application
for
surface
mount
packages.
TSF-6522 maintains its activity
and dispensing characteristics for up to 8
hours and can be used in a wide range of
temperature and humidity conditions. Kester
maintains
the
highest
standards
by
manufacturing
the
TSF-6522
under
a
vacuum environment.
• High tack values and long tack life
• Leaves bright/shiny solder joints after
reflow
• ANSI/J-STD-004 flux designator ROL0
• Can reflow in air or nitrogen environments
Physical Properties (typical)
•••• Viscosity: 285 poise
Kester Method #1W-QC-3-09
•••• Tackiness (grams-force): 100
Kester Method #1W-QC-03-04
•••• Acid Number: 75.4
Kester Method #1W-QC-G-01
•••• Color: Yellow to Light Amber
Kester Method #1W-QC-G-18
Reliability Properties (typical)
•••• Copper Mirror Corrosion: Low
Tested to J-STD-004, IPC-TM-650, Method 2.3.32
•••• Corrosion Test: Low
Tested to J-STD-004, IPC-TM-650, Method 2.6.15
•••• pH 5% Solution: 7.7
Kester Method #1W-QC-G-15
Qualitative Halide Tests:
•••• Silver Chromate: Pass
Tested to J-STD-004, IPC-TM-650, Method 2.3.33
•••• Fluorides by Spot Test: Pass
Tested to J-STD-004, IPC-TM-650, Method 2.3.35.1
•••• Typical S.I.R., IPC:
Tested to J-STD-004, IPC-TM-650, Method 2.6.3.3, (B-24 coupon)
Blank at 24 hours: 3.08 x 10
10 ohms
Blank at 96 hours: 1.27 x 10
10 ohms
Blank at 168 hours: 8.79 x 10
9 ohms
Uncleaned at 24 hours: 2.56 x 10
8 ohms
Uncleaned at 96 hours: 4.17 x 10
8 ohms
Uncleaned at 168 hours: 6.38 x 10
8 ohms
•••• Typical S.I.R., Bellcore:
Tested to TR-NWT-000078, IPC B-24 coupon
Blank at 24 hours: 1.44 x 10
12ohms
Blank at 96 hours: 1.38 x 10
13 ohms
Uncleaned at 24 hours: 2.19 x 10
13 ohms
Uncleaned at 96 hours: 1.56 x 10
13 ohms
M
TSF-6522
No-Clean Tacky Soldering Flux
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