7oz flame resistant denim fabric for long sleeve shirt is a lightweight 7 ounce per square yard denim textile specially engineered with permanent flame retardant treatment, customized for manufacturing industrial long sleeve safety work shirts.

This medium-light weight FR denim features classic denim texture, excellent softness and wearing comfort, with inherent flame retardant, heat insulation and anti-spatter performance. It does not melt or produce molten drips under high temperature and open flame, maintaining stable flame retardant function after repeated washing. Meanwhile, it owns good abrasion resistance, tear strength and breathability, perfectly suitable for tailoring durable and safety-compliant long sleeve work shirts for welding, petrochemical, power and general industrial high-risk operation scenarios.