Sn97Ag3 is a standard soft solder alloy for the EMS area, which consists of Tin and Silver. This solder is referred to in the technical field as SAC300 and is one of the most common solders used in the PCB and cable assembly. Use as add-on solder for wave and selective soldering systems.
Delivery forms
Ingots with and without suspension
Rods Typ 3K (triangular) & 4K (quadrangular)
Massive solder and flux cored solder wires
Pellets (hemisphere sections)
Sticks® (Cylinders)
Other formats or products not listed here may be possible after consultation.
Applications
Lead-free electronic solder, which was primarily developed for general use in the following applications and soldering processes.
Wave and Selective soldering systems
Iron soldering systems
Laser soldering systems
Plasma and evaporation systems
Hand soldering
Dip tinning
Products
Rods made from Sn97Ag3 (SAC300)
9226
pressed
none
without
square cut
Rods
400 mm
11 mm
7 mm
9225
pressed
none
without
square cut
Rods
400 mm
6 mm
4 mm
9220
pressed
none
without
triangular
Rods
400 mm
10 mm
9219
pressed
none
without
triangular
Rods
400 mm
7 mm
9209
pressed
none
without
circular
Rods
400 mm
4 mm
9208
pressed
none
without
circular
Rods
400 mm
3 mm
9207
pressed
none
without
circular
Rods
400 mm
2 mm
The products shown are only a selection from our product range. Please contact us for your desired configuration of Rods from Sn97Ag3 (SAC300).
Pellets made from Sn97Ag3 (SAC300)
1203
molded
none
without
Pellets
Pellets
6 mm
18 mm
9149
molded
none
without
Pellets
Pellets
12 mm
25 mm
9148
molded
none
without
Pellets
Pellets
10 mm
27 mm
The products shown are only a selection from our product range. Please contact us for your desired configuration of Pellets from Sn97Ag3 (SAC300).
Ingots made from Sn97Ag3 (SAC300)
1111
molded
open
with
Ingots Type O
Ingots
485 mm
50 mm
20 mm
1011
molded
closed
with
Ingot Type G
Ingots
485 mm
50 mm
20 mm
The products shown are only a selection from our product range. Please contact us for your desired configuration of Ingots from Sn97Ag3 (SAC300).
Sticks made from Sn97Ag3 (SAC300)
1259
molded
none
without
triangular
Sticks
400 mm
10 mm
10 mm
1347
molded
none
without
square cut
Sticks
340 mm
30 mm
20 mm
The products shown are only a selection from our product range. Please contact us for your desired configuration of Sticks from Sn97Ag3 (SAC300).
Small Sticks made from Sn97Ag3 (SAC300)
9180
pressed
none
without
Sticks
Small Sticks
12 mm
8 mm
The products shown are only a selection from our product range. Please contact us for your desired configuration of Small Sticks from Sn97Ag3 (SAC300).
Material properties
| Melting temperature °C | 221-224 |
| Solder wave temperature °C | ≥ 265 |
| Density g/cm³ | 7.5 |
| Hardness HB | 15 |
| Tensile strength N/mm² | n.s. |
| Stretching % | n.s. |
| Specific heat of fusion J/g | n.s. |
| Electrical conductivity µΩcm | 13 |
This alloy can be stored for at least 48 months if properly stored in a clean and dry environment. For massive formats, further processing is usually possible after the specified storage period has expired, but should be technically checked and approved in advance.
Chemical composition in accordance with ISO 9453
(Data in percent by weight)
| Element | Formular | Composition |
|---|---|---|
| Tin | Sn | Residue |
| Silver | Ag | 2.8-3.2 |
| Antimony | Sb | < 0.1 |
| Bismuth | Bi | < 0.1 |
| Indium | In | < 0.1 |
| Lead | Pb | < 0.07 |
| Gold | Au | < 0.05 |
| Copper | Cu | < 0.05 |
| Arsenic | As | < 0.03 |
| Iron | Fe | < 0.02 |
| Nickel | Ni | < 0.01 |
| Cadmium | Cd | < 0.002 |
| Aluminium | Al | < 0.001 |
| Zinc | Zn | < 0.001 |
The data given in the table are based on internal material specification, which refers to the typical standardization data of ISO 9453.
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