) Song Dynasty) & Technical parameters: < , flame retardant and chemical resistant tape performance< , tape thickness: . &.< , tensile strength: warp and weft direction/c< , tear resistance strength: < , acid and alkali prevention Performance: Liquid column is impermeable < , Anti-gasoline performance: #No cracks or stickiness when soaked in gasoline. < , Flame retardant properties: flame retardant time &, flame retardant time &, damage length & c, droplet-free anti-slip target performance < , sole electrical insulation properties: & c=c>
< , boot sole puncture resistance :&<. Waterproof performance of boots: immersed in water, no water seepage. Chemical protective clothing performance <, strip adhesion strength: &./<, water leakage resistance: support/nozzle washout without leakage. < , overall weight