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介绍21.00-2540PRTLE-3桥吊用无内胎工程机械轮胎的设计。结构设计:外直径1756mm,断面宽545mm,行驶面宽500mm,胎圈着合直径630mm,花纹深度43.5mm。施工设计:胎面采用热缠绕法成型,胎体和缓冲层帘布分别采用22层1400dtex/3V1和4层930dtex/2V2锦纶66帘线,成型机头直径960mm,硫化采用罐式胶囊硫化工艺。试验轮胎充缘尺寸和物理性能符合国家标准要求,气密性能和耐磨性能良好,使用寿命能超过3年,完全达到设计要求。
Introduction 21.00-2540PRTLE-3 Bridgeless Tubeless Construction Machinery Tire Design. Structural design: the outer diameter of 1756mm, section width 545mm, driving surface width 500mm, the bead diameter of 630mm, pattern depth 43.5mm. Construction design: The tread is formed by hot winding method. The carcass and cushion layer are respectively made of 22 layers of 1400dtex / 3V1 and 4 layers of 930dtex / 2V2 nylon 66 cords. The diameter of the forming head is 960mm. Test the tire inflated size and physical properties in line with national standards, good gas tightness and wear resistance, the service life of more than 3 years, fully meet the design requirements.