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Lead Free Solder Wire Sn99.3Cu0.7 SAC07


Lead Free Solder Wire Sn99.3Cu0.7 SAC07

Solder Wire SAC07

Lead Free Solder Wire Sn99.3Cu0.7, also referred to as SAC07, exemplifies the advancement of soldering technology   towards environmentally conscious solutions. Comprising 99.3% tin (Sn) and 0.7% copper (Cu), this solder wire stands as a testament to the evolution of soldering practices, emphasizing both performance and ecological responsibility. Its composition underscores the fusion of tin and copper, creating a solder wire that excels across diverse soldering applications.

Specifications of Lead Free Solder Wire Sn99.3Cu0.7 SAC07:

Alloy Composition

99.3% Tin (Sn), 0.7% Copper (Cu)

Melting Point


Flux Core Type

Rosin based flux or solid wire without flux

Flux Content

2% or customized as required


100g/roll, 200g/roll, 500g/roll, 1kg/roll or as required

Wire Diameter

From 0.3mm to 3.2mm


XF Solder or OEM service

Different Diameters of Solder Wire

Many Diameter Options

Different Weights of Solder Wire

Many Reel Size Options

Rosin Flux Core Lead Free Solder Wire

Different Core Options


Features of Lead Free Solder Wire Sn99.3Cu0.7 SAC07:

Eco-Conscious Solution

This solder is lead free alloy, it aligns with environmental regulations such as RoHS or REACH. Ideal replacement to conventional leaded solder wire Sn63Pb37.

Reliable Solder Joints

Its composition ensures reliable connections, contributing to the durability and longevity of the solder joints.


Handy Product

It contains a rosin flux core, and during soldering there is no need to apply external flux.

Low Cost

Among the lead free solder wire alloys, solder wire SAC07 is the cheapest one. It can reduce the manufacturing cost but still remains a good quality level.


Applications of Lead Free Solder Wire Sn99.3Cu0.7 SAC07:

This solder wire is widely used for manufacturing of electronics or electrical devices that require lead free RoHS compliant and require a controlled budget. We commonly see it being used in general PCB assembly, home appliances manufacturing, telecommunication devices, metal joinery etc.


And it's also made into small package such as 100g/roll or 200g/roll, for electronics repairing or DIY hobbyists to use.

Manual Soldering with solder wire

Electronics Assembly

stained glass soldering with solder wire

Stained Glass Assembly

Metal gutter soldering with solder bar

Metal Joinery


How to use Lead Free Solder Wire Sn99.3Cu0.7 SAC07?

It's used for manual soldering with soldering irons, or used for automatic soldering with automatic robot soldering machine.


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