September
Sun umbrella sunshade chooses have skill
Posted by admin at 12:06 AM. Placed in best gold category
Prevent ultraviolet sun umbrella
The choice prevents ultraviolet umbrella to basically see the fabrics of the umbrella. Consider to make clear, the material with umbrella large area is better than fighting ultraviolet function thinly, generally speaking, cotton, silk, nylon, those who stick the fabrics such as glue prevent ultraviolet effect poorer, and polyester fibber is better; Some consumer think, umbrella area is larger it is better to defend ultraviolet performance, actually otherwise, if heaven umbrella series develops a kind frivolous but very close together fabrics, defend function far excel is general fabric; In addition, prevent ultraviolet function color to had been jumped over more greatly, with satin weave fabric optimal, next ordinal it is twill, tabby.
Concerned expert still reminds consumer recognize prevents ultraviolet function to mark. Current, domestic and international level is right of textile prevent ultraviolet function to use UPF to be worth commonly, namely ultraviolet ray defends coefficient value undertakes assess. UPF value is the specific value that average to the cutaneous that did not defend radiate estimates ultraviolet ray, UPF value is greater, show it is better to defend ultraviolet performance. The national level that is about to come on stage sets: Become only UPF ＞ 30 when, and the transmitance of UVA is less than 5 ％ when, ability is called defend ultraviolet product, defend grade label is UPF30 ＋ ; And when UPF ＞ 50 when, the ultraviolet ray that demonstrates this product defends function is admirable, defend grade label is UPF50 ＋ .
Today of summer prevent bask in things market to go up, prevent ultraviolet sun umbrella to accept favour fully. Choosing when preventing ultraviolet sun umbrella, consumer should master its character, so that carry,go to from the exterior the good umbrella with satisfactory quality.
Tags: defend, function, ultraviolet, umbrella, UPF