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Tin Lead Solder Bar Sn25Pb75 25 75


Tin Lead Solder Bar Sn25Pb75 25 75

Tin Lead Solder Bars

Tin Lead Solder Bar Sn25Pb75, consisting of 25% tin (Sn) and 75% lead (Pb), represents a soldering alloy renowned for its adaptability and widespread use in various soldering tasks. It is known as solder bar 25 75 too. It leverages the individual attributes of tin and lead to create a soldering material with consistent wetting and bonding properties at a very affordable cost. Its composition lends itself to a range of soldering tasks, making it a popular choice in diverse applications.


Specifications of Tin Lead Solder Bar Sn25Pb75 25 75:

Alloy Composition

25% Tin (Sn), 75% Lead (Pb)

Melting Point



20 to 25kgs/box


XF Solder or OEM service


Features of Tin Lead Solder Bar Sn25Pb75 25 75:

Effective Solderability

The solder bar 25 75 maintains a good wetting proper and fluidity, making it able to produce qualified solder joints.


Sn25Pb75 solder bar is compatible to different types of flux designed for different uses, making it suitable for a wide range of applications.

Economic Product

The material cost of solder bar Sn25Pb25 is lower than most of the solder alloys, it's very cost saving for most of the projects that use it.

Long Shelf Life

The   solder bar 25 75 has indefinite shelf life as long as it's stored properly.


Applications of Tin Lead Solder Bar Sn25Pb75 25 75:

Soldering of Radiators: Sn25Pb75 solder bar is one of the common alloys that is used for assembly of brass radiators. This alloy can resistant to higher working temperature while maintaining a good shape of solder joint. Meanwhile has a low material cost that can save the manufacturing cost of radiators.


Electronics Manufacturing: Sn25Pb75 solder bar is used for assembly of electronic or electrical devices that are not high precision or high requirements. Such as toys.


Assembly of Jewelry and Decorative Items: This solder bar presents a reasonable quality of bonding strength which can be ideal for assembly of cheap jewelry or decorative items.


Metal Joinery: It's used for connections of different metal parts together to achieve required designs.

Dip soldering radiator with solder bar

Radiator Manufacturing

Metal Joinery with solder bar

Metal Joinery

Dip Soldering with solder bar

PCB Soldering


Precaution for Using Tin Lead Solder Bar Sn25Pb75 25 75:

Personal Protection: Always wear appropriate personal protective equipment, including safety goggles, gloves, and a lab coat or protective clothing to minimize skin contact and prevent lead exposure.


Good Ventilation: Work in a well-ventilated area or use a fume extraction system to remove harmful fumes and gases produced during soldering.

Avoid Ingestion: Never eat, drink, or smoke while working with leaded solder, as contamination can occur through hand-to-mouth contact. And wash hands throughout after the soldering.



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