| 摘要 |
<p>The invention relates to conveyor belts with steel cord insert, with protection against accidental tearing, which are comprised by the high capacity conveyors in the mining industry. According to the invention, the process consists in introducing flexible zinc- or brass-plated steel strands having the diameter of 1.5 ... 3.2 mm, having applied thereon a 1 ... 2 mm thick self-adhesive rubber layer of the same composition as the carcass, into the coveyer belt structure during the carcass calendering stage, perpendicular to the longitudinal axis of the carcass, the strands being mechanically or manually cut at lengths equal to the distance between the first and last steel cable of the metal carcass.</p> |
