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All
AMTECH solder pastes conform to ANSI/J-STD-006 and are available
for immediate delivery in jars, cartridges, syringes and ProFlow
Cassettes. They are also available in FreshMix™ kits. Our
customer representatives are ready to discuss your SMT requirements.
We offer a short turn around time on orders and can ship to meet
your just-in-time requirements.
To help us meet your particular needs, please provide
us with information on your alloy, flux type, powder size and
packaging preferences.
If you are not sure which combination is best for
your process or have questions regarding soldering techniques,
procedures or products, our technical support staff will assist
you.
AMTECH is committed to bringing you the most advanced
solder paste formulations available; and we back our products
with a highly trained staff which is ready to support you with
all of your present and future assembly requirements. |
|
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| No-Clean
Solder Pastes |
Class |
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SynTECH
Data
Sheet (PDF)
MSDS
(PDF)

|
The SynTECH series solder paste is a
synthetic poly-adduct designed to exceed requirements
for reliable solder joints in SMT PC board assemblies.
This paste was formulated to replace traditional rosin/resin
based no-clean formulations with more reliable synthetic
materials. The residue is pin probable for ICT inspection.
The SynTECH series does not require refrigeration if left
at room temperature for 6 months and has a 12-month refrigerated
shelf life.
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REL0

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NC-559
Data
Sheet (PDF)
MSDS
(PDF) |
The
NC-559 series is designed to meet requirements for reliable
solder joints in SMT PC board assemblies. This formula
was designed to have a wider process window and better
compatibility with OSP surfaces. This formulation exhibits
long print life in continuous printing operations. Residue
can be removed using traditional solvents or Kyzen's Aquanox®
with semi-aqueous systems.
|
REL0 |
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NC-559-AS
Data
Sheet (PDF)
MSDS
(PDF) |
The
559-AS solder paste was formulated with an extended tack
and stencil life. The residue of 559-AS is pin probable
for ICT inspection. This formula is designed to be very
robust with a wider profiling window.
|
REL0 |
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NC-559-ASM
Data
Sheet (PDF)
MSDS
(PDF) |
The NC-559-ASM is a modified version
of the NC-559-AS that contains a U.V. tracer for easier
flux splatter inspection. This modified version is completely
odorless. This product is designed for manual or semi-automatic
stencil printing, where the operator is exposed to the
smell of the product. |
REL0 |
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NC-560-LF
Data
Sheet (PDF)
MSDS
(PDF) |
NC-560-LF is a lead-free, no-clean, halide-free solder paste that delivers improved solderability with all Pb-Free metallization, including ENIG (Gold), OSP, HASL and immersion silver boards. NC-560-LF is RoHS-compliant and increases production yields with its unparalleled lot-to-lot and stencil printing consistency, and offers superior print performance characteristics, including excellent wetting, strong activity, ideal viscosity, long stencil life, thermal stability up to 300°C, and minimal residue. NC-560-LF is also low beading, low voiding, and anti-tombstoning to reduce scrap and rework. |
REL0 |
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SynTECH-LF
Lead-Free
Data
Sheet (PDF)
MSDS
(PDF) |
SynTECH-LF has been formulated to work
with all lead-free formulations, including lead-free tin/silver/copper
alloys without compromising SIR values. It is compatible
with many lead-free board finishes and delivers excellent
wetting with a light colored residue. Residues can be
removed using traditional solvents or Kyzen's Aquanox
with semi-aqueous systems. Kyzen's Aquanox saponifiers
can be used to remove flux residues. |
REL0 |
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LF-4300
Data
Sheet (PDF)
MSDS
(PDF) |
A revolutionary new lead-free solder
paste, LF-4300 offers true multi-process capabilities,
a no-clean formula that is also water washable without
saponification. Highly versatile and forgiving, LF-4300
uses synthetic materials for unparalleled lot-to-lot consistency
and ideal printing characteristics (no mid-chip beading,
low voiding and anti-tombstoning). LF-4300 is also compatible
with high temperature alloys. It’s also VOC and
halide-free, and features 12-hour stencil life and 24-hour
abandonment time. |
REL0 |
4300
Data
Sheet (PDF)
MSDS
(PDF) |
A revolutionary new solder paste designed for tin-lead alloys.
4300 offers true multi-process capabilities, a no-clean
formula that is also water washable without saponification.
Highly versatile and forgiving, 4300 uses synthetic materials
for unparalleled lot-to-lot consistency and ideal printing
characteristics (no mid-chip beading, low voiding and
anti-tombstoning). This solder paste is VOC and halide-free,
and features 12-hour stencil life and 24-hour abandonment
time. |
REL0 |
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| Water
Soluble Solder Pastes |
Class |
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WS-486
Data
Sheet (PDF)
MSDS
(PDF)
 |
The
WS-486 is a non-resin formula that was developed to replace
earlier water-soluble creams, containing no insoluble
components. Excellent printability and stencil life is
obtained for the most demanding applications, including
hard to solder metallization, and harsh operating environments.
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ROL0  |
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NWS-4100
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4100 series is a new class of water washable
formulations. Scientists at AMTECH have developed a water-soluble
version of the innovative polymer-dendrimer activator
system. This activator system, coupled with a highly stable,
clean rinsing binder, provides the excellent activity,
working life, and cleaning needed for today's demanding
applications. Excellent in reducing voiding with BGA packages.
Residues can be removed with de-ionized or soft tap water
at 130-150°F. |
REM0 |
NWS-4200
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4200 series is a water washable formulation.
This formulation uses the innovative polymer-dendrimer
activator system. This activator system, coupled with
a highly stable, clean rinsing binder, provides an increased
activity. Excellent in reducing voiding with BGA packages.
Residues can be removed with de-ionized or soft tap water
at 130-150° F. |
REM0 |
NWS-4200-4
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4200-4 series is a new class of water washable
formulations designed for difficult/oxidized pads and
parts as well as OSP surfaces. This activator system,
coupled with a highly stable, clean rinsing binder, provides
excellent activity and working life. This formulation
is not designed for BGA packages. |
REH0 |
NWS-4200-6
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4200-6 series is a new class of water washable
formulations designed for difficult/oxidized pads and parts
as well as OSP surfaces. This activator system, coupled
with a highly stable, clean rinsing binder, provides excellent
activity and working life. This formulation is not designed
for BGA packages. Also designed for the use of lead-free
parts on a tin-lead process. |
REH1 |
| NWS-4200-4P3
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4200-4P3 series is a water washable formulation
designed for difficult/oxidized pads and parts as well
as OSP surfaces. AMTECH developed this water-soluble version
to be used in a very dry environment. This product will
maintain its tack time and stencil life as it is coupled
with a highly stable, clean rinsing binder that provides
excellent activity. This product is not recommended for
BGA packages. |
REH0 |
NWS-4200-LF
Data
Sheet (PDF)
MSDS
(PDF) |
The
AMTECH NWS-4200-LF is a water washable formulation that
is formulated and designed to meet the reflow temperatures
for lead-free alloys. The NWS-4200-LF exhibits exceptional
print, long stencil life, and a wide reflow window. This
Pb-free solder paste can maintain excellent cleanability
even at elevated reflow temperatures. |
REH1 |
NWS-4400-HA
Data
Sheet (PDF)
MSDS
(PDF) |
AMTECH NWS-4400-HA solder paste was designed for hard-to-solder
surfaces with a higher activity. The NWS-4400-HA is classified as REL0 and is available in both leaded and non-leaded alloys. Residues can be removed with de-ionized or soft tap water at 130-150° F.
|
REL0 |
LF-4300
Data
Sheet (PDF)
MSDS
(PDF) |
A
revolutionary new lead-free solder paste, LF-4300 offers
true multi-process capabilities, a no-clean formula that
is also water washable without saponification. Highly
versatile and forgiving, LF-4300 uses synthetic materials
for unparalleled lot-to-lot consistency and ideal printing
characteristics (no mid-chip beading, low voiding and
anti-tombstoning). LF-4300 is compatible with high temperature
alloys. It’s also VOC and halide-free, and features
12-hour stencil life and 24-hour abandonment time.
|
REL0 |
4300
Data
Sheet (PDF)
MSDS
(PDF) |
A
revolutionary new solder paste designed for tin-lead alloys.
4300 offers true multi-process capabilities, a no-clean
formula that is also water washable without saponification.
Highly versatile and forgiving, 4300 uses synthetic materials
for unparalleled lot-to-lot consistency and ideal printing
characteristics (no mid-chip beading, low voiding and
anti-tombstoning). This solder paste is VOC and halide-free,
and features 12-hour stencil life and 24-hour abandonment
time.
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REL0 |
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| RMA
Solder Pastes |
Class |
|
RMA-223
Data
Sheet (PDF)
MSDS
(PDF) |
The
RMA-223 solder paste is a homogeneous mixture of the highest
quality pre-alloyed solder powders and mildly activated
resin paste flux. With a special blend of gelling additives
in this formulation, it prevents segregation of solder
cream and provides a creamy mixture ready for application.
The residue from RMA-223 is light amber and clear of solder
balls. RMA-223 is a cream conforming to ANSI/J-STD-004-006.
|
ROL0 |
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RMA-223-AS
Data
Sheet (PDF)
MSDS
(PDF)
|
RMA-223-AS
is specially designed for today's SMT applications. It
is a homogeneous mixture of the highest quality pre-alloyed
solder powders and mildly activated resin paste flux.
The RMA-223-AS has an increased activity over the RMA-223.
The residue from RMA-223-AS can be removed using traditional
solvents or Kyzen's Aquanox® with semi-aqueous systems.
The residue from the RMA-223-AS is light amber in color. |
ROM0
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| RMA-223-LF
Data
Sheet (PDF)
MSDS
(PDF) |
RMA-223-LF
is a solder paste designed to meet the requirements of
lead-free. It delivers excellent wetting and spread with
Sn96.5/Ag3.5 alloy. It was designed for this alloy only.
The 223-LF residue is light amber in color and is non-corrosive.
The residue can be removed with solvent or Kyzen’s
Aquanox with semi-aqueous systems.
|
ROM1 |
| RMA-259-HT
Data
Sheet (PDF)
MSDS
(PDF) |
The
RMA-259-HT is designed with a higher activity than the
RMA-223-AS. This product is designed for high temperature
alloys, such as Sn10/Pb88/Ag2. This formula is classified
as an RMA and the residues can be left on the board or
removed using traditional solvents or Kyzen's Aquanox®
with semi-aqueous systems. |
REL0 |
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FreshMix solder paste kits are the ideal
answer to tough production questions. Each FreshMix kit
contains 5 jars of pre-measured paste flux, 5 bags of
UniSphere™ powder packed in an inert atmosphere,
gloves, work surface covers and a mixing tool. Available
in a variety of formulations, each kit makes 2,500g of
fresh solder paste. Keep FreshMix kits on your shelf and
mix fresh solder paste as you need it. No refrigeration
is necessary.
Data Sheet
(PDF)
MSDS (PDF) |
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