linear shrinkage
[ˈlɪniər ˈʃrɪŋkɪdʒ]
nounpl: linear shrinkages
retração linear
1. The reduction in length or dimension of a material along a single axis or direction, typically expressed as a percentage of the original length
The concrete experienced a linear shrinkage of 0.5% after curing.
O concreto apresentou uma retração linear de 0,5% após a cura.
2. In materials science and engineering, the measurable decrease in one-dimensional size of a substance due to moisture loss, temperature change, or chemical reaction
Engineers must account for linear shrinkage when designing ceramic components.
Os engenheiros devem considerar a retração linear ao projetar componentes cerâmicos.
3. In textiles and fabrics, the contraction in length when subjected to washing or heat treatment
This cotton fabric has a linear shrinkage rate of 3% when washed in hot water.
Este tecido de algodão tem uma taxa de retração linear de 3% quando lavado em água quente.
Linear shrinkage is a critical technical term in Brazilian and Portuguese construction, ceramics, and textile industries. In Brazil, where ceramics manufacturing is significant, understanding retração linear is essential for quality control. The term is standardized across technical documentation and follows international engineering conventions used in both Brazil and Portugal.
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