lead-free solder
[/ˈled-friː ˈsɑːldər/]
nounpl: lead-free solders
solda livre de chumbo
1. A solder alloy that contains no lead, used in electronics and plumbing to join metal components while avoiding lead contamination
Modern electronic devices use lead-free solder to comply with environmental regulations.
Os dispositivos eletrônicos modernos utilizam solda livre de chumbo para cumprir as regulamentações ambientais.
2. A metallic adhesive composed of elements such as tin, silver, copper, or bismuth instead of lead
Lead-free solder has a higher melting point than traditional lead-based solder.
A solda livre de chumbo tem um ponto de fusão mais alto do que a solda tradicional à base de chumbo.
Lead-free solder became mandatory in the European Union (2006) and widely adopted globally due to environmental and health concerns. In Brazil, adoption accelerated through RoHS (Restriction of Hazardous Substances) compliance requirements for electronics manufacturers. The term is primarily used in technical, industrial, and manufacturing contexts rather than everyday conversation.
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