AMTECH NC-559-AS

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Technical Data Sheet 

Safety Data Sheet

 PRODUCT INFO

AMTECH NC-559-AS-TF is formulated for syringe, stencil printing, and rework applications on all PCB surface finishes. AMTECH NC-559-AS-TF may be used for BGA sphere attachment and reballing. AMTECH NC-559-AS-TF is also designed to work on all flip chip bumping and chip scale packaging sites. AMTECH NC-559-AS-TF is a no-clean tacky flux that can be left on the board for many SMT assemblies. 

Product Highlights:

  • ROL0 flux classification 
  • Wide process window
  • Excellent wetting compatibility on most board finishes
  • Clear residue
  • High temperature compatible

Available Alloys

Alloy

Temp °C

Temp °F

63Sn/37Pb

183

361

62Sn/36Pb/2Ag

179

354

62.8Sn/36.8Pb/0.4Ag

179-183

354-361

60Sn/40Pb

183-191

361-376

43Sn/43Pb/14Bi

144-163

291-325

42Sn/58Bi

138

280

 

Test Results

Test J-STD-004

or other requirements (as stated) 

Test Requirement 

Result 

Copper Mirror

IPC-TM-650: 2.3.32 

L: No breakthrough 

Corrosion 

IPC-TM-650: 2.6.15 

L: No Corrosion 

Quantitative Halides 

IPC-TM-650: 2.3.28.1 

L: <0.5% 

Electrochemical Migration 

IPC-TM-650: 2.6.14.1 

L: <1 decade drop (No-clean) 

Surface Insulation Resistance 85 oC, 85% RH @ 168 Hours 

IPC-TM-650: 2.6.3.7 

L: 100 M (No-clean) 

Tack Value 

IPC-TM-650: 2.4.44 

35g 

Viscosity - Malcom @ 10 RPM/25 oC (x103mPa/s)- Sn63 T3/T4 

IPC-TM-650: 2.4.34.4 

Print: 195-300 

Dispensing: 100-140 

Visual 

IPC-TM-650: 3.4.2.5 

Clear and free from precipitation 

Conflict Minerals Compliance 

Electronic Industry Citizenship Coalition (EICC) 

Compliant 

REACH Compliance 

Articles 33 and 67 of Regulation (EC) No 1907/2006 

May contain up to 1% w/w of ethoxylated 

4-nonylphenol 

 

Storage & Handling

Tacky flux should be stored at room temperature (20-25 °C). Syringes and cartridges should be stored vertically with the dispensing tip down. Properly stored tacky flux has a 12 month shelf life.

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