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Does a B1 rating (flame-retarded) automatically mean that a material forms little smoke when it burns?

April 26, 2017automatically B1 burns flame-retarded forms little material mean rating smoke

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Does a B1 rating (flame-retarded) automatically mean that a material forms little smoke when it burns?

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Smoke formation is not an examination criteria for B1 rating. Our own tests and those performed by a materials testing institute show that some B1 materials may generate large amounts of smoke in the event of fire.