view【PRODUCT - Outline】 |
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JX-928RF series is no-clean low-residue liquid flux formulated for wave soldering,contain high quality purified Grade WW rosin、activator、surfactant and solvent,which has good thermal stability amd wetting,it also can be used in lead-free applications.After soldering there is small amount non-tacky residue on the PCB,and the flux residues are noncorrosive and non-conductive.
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view【Product - Features】 |
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wide process window
Low level of non-tacky non-corrosion residue
not require post-solder cleaning
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view【Product - Technology Planning】 |
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Technical Specifications
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Ltem
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Specifications
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Reference Standard
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Solder joint
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Bright
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\
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Appearance
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Yellow Clear Liquid
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GB/9491-2002
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Solids Content,wt/wt%
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4-6
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GB/9491-2002
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SPECIFIC GRAVITY(20℃)
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0.805-0.815
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GB/9491-2002
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HALIDE CONTENT,wt/wt%
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not detected
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GB/9491-2002
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ACID VALUE(mgKOH/g)
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18-20
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GB/9491-2002
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SPREAD FACTOR
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≥80(Sn63/Pd37) ≥75(Sn/3.5Ag)
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GB/9491-2002
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Copper plate corrosion
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No evidence of corrosion
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GB/9491-2002
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SIR(40°C,90% RH)
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≥1011Ω
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GB/9491-2002
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conductivity of aqueous extract
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≥104
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GB/9491-2002
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view【Product - process parameters】 |
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Technological Parameters
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Bottom side Preheat Temperature
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90-110°C
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Conveyor Angle
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5-7°
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Conveyor Speed
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1.2-1.7m/min
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Contact Time in the Solder
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2.0-3.0 sec
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Solder Pot Temperatyre (Sn63/Pb37)
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245-260°C
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Application method
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Spray or Foam
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Recommended Thinner
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JX-600
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Recommended cleaner
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JX-808
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Shelf Life
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12 months
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