Behind the Arc Rating: Dimensional Change
Have you ever bought a new pair of jeans, wore them once, washed them, and when you try to wear them again come to find… they’ve shrunk!? If your clothing vendor of…
Textile Color Theory and its Effect on Arc Flash Ratings
There are color varieties: Red, Blue, Periwinkle, Egg Shell, etc.And there are dye types: Reactive, Basic, Acidic, Direct, etc.Then there are also dye methods: Range dyeing, Jet dyeing, Vat Dyeing, etc.Every day we see…
Multi-Hazard PPE
Multi-hazard PPE is the new buzzword in the FR marketplace – referring to fibers designed to protect against multiple industrial threats like electric arc, flash fire, and molten metal. Having…
Behind the Arc Rating: Flammability
ASTM D6413-15 Standard Test Method for Flame Resistance of Textiles (Vertical Test).This is one the most important tests we run here at our lab in Louisville, as it is among the…
The 2015 version of ASTM D6413 has been released!
Some updates have been made to ASTM D6413 Standard Test Method for Flame Resistance of Textiles (Vertical Test) commonly used in flame resistant apparel testing. The most significant changes are based around…
Modacrylic Fiber: Protex M vs. Protex C.
We frequently get questions about different fibers for arc protection. This is to answer a common question on testing in ASTM F1959 to meet ASTM F1506 or ASTM F1891.Protex M fiber contains approximately 2x…