Appearance: Constraint uniform color, straight sewing line, accurate positioning, clear width from side to side with narrow width, firm combination, flat edge without wrinkle, upper and lower lines coincide, straight, uniform stitch distance, no continuous jumper, missing needle, thread First class defects.

Restraint size: length 800mm, bust: 1400mm;

Webbing: Black polypropylene woven webbing; 600D · 50mm * 1.4mm; weft density ≥19 grids / 25mm, breaking strength ≥2500N.

Fabric breaking strength: radial 66N, weft 193N;

Fabric sewing strength: ≥900N;

Moisture resistance of fabric surface: level 3;

Black cotton buckle strap: GA732-2007

Fabric material: canvas fabric;

Rubbing color fastness test: according to the test method specified in GB / T39292008, the rubbing color fastness is not less than level 2.

Tensile strength: Fix the lifting belt on the tensile testing machine, apply a pulling force to 1500N at a speed of 5mm / min, and keep it for 30s, during which the belt will not break.

Function: Restraint, protection, flame retardant and other functions, suitable for arresting criminals, fire rescue.