Solders, Fluxes, Pastes
These programs cover solders, alloys, fluxes, flux residues, solder pastes, lead-free, SIR and more.
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Fill the Void
Fill the Void
Several methods of minimizing voids are presented. Printing solder paste with gas escape routes is an excellent way to reduce voiding.
Materials Tech

Effect of Bi-Addition on the High Strain Rate Properties of SnAgCu Solders
Effect of Bi-Addition on the High Strain Rate Properties of SnAgCu Solders
This paper focuses on the effects of sustained high temperatures on the high strain rate of doped lead-free solders operating between -65°C to 200°C.
Materials Tech

The Effect of Strain Rate on the Ductility of Bismuth-Containing Solders
The Effect of Strain Rate on the Ductility of Bismuth-Containing Solders
In this paper the authors report some preliminary results from a wider study of the effects of bismuth on the properties and behaviour of solder alloys.
Materials Tech

Robust SMT No-Clean Solder Paste for SIP and 01005 Assembly
Robust SMT No-Clean Solder Paste for SIP and 01005 Assembly
Solder powder size, flux chemistry, stencil aperture, stencil surface technology, reflow process, and more are investigated.
Materials Tech

High Thermo-Mechanical Fatigue and Drop Shock Resistant Alloys
High Thermo-Mechanical Fatigue and Drop Shock Resistant Alloys
High-Ag, low-Ag: Which alloy fits best certain application? Here we present a report on the thermal and mechanical reliability of alloys.
Materials Tech

Pb-Free Water-Soluble Solder Paste Improves Reliability
Pb-Free Water-Soluble Solder Paste Improves Reliability
This paper details a water-soluble lead-free solder paste that has improved voiding performance and washability over previous generations of solder paste.
Materials Tech

Cu Conductive Paste as Via Filling Materials for Various Substrates
Cu Conductive Paste as Via Filling Materials for Various Substrates
In this study, we developed a Cu paste that can be used as a filling material for through silicon via (TSV), through glass via (TGV), and organic substrates.
Materials Tech

Stencil Quality & Technology on Solder Paste Printing Performance
Stencil Quality & Technology on Solder Paste Printing Performance
We evaluate the impact of stencil quality by comparing the printing performance of 0.35mm pitch and 01005 pads from different stencil suppliers.
Analysis Lab

Reliability of Isothermally Aged Doped Low Creep Lead-Free Solder Paste
Reliability of Isothermally Aged Doped Low Creep Lead-Free Solder Paste
The primary goal of this study was to find a manufacturable solder paste material that would reduce the effects of aging on the solder joints.
Analysis Lab

Do We Need to Switch to Type 5 Solder Pastes?
Do We Need to Switch to Type 5 Solder Pastes?
The experiment should find the optimum printer parameters, compare type 4 vs. 4.5 vs. 5 solder paste and 4 different stencils.
Materials Tech