中化新网讯 10月18日，玲珑轮胎在长春工厂迎来重大突破——首条自主研制的59/80R63"玲珑"品牌巨 型全钢工程子午线轮胎成功下线。 图为下线仪式。 该轮胎直径超过4米，单胎重量逾6吨，是目前全球尺寸最大的轮胎产品，主要配套于大型露天矿用自卸 车，满足矿区复杂多变、高强度使用的严苛环境使用条件。该产品单胎最大承载能力达100吨，其下线 不仅填补了玲珑在63吋巨型工程子午胎领域的空白，更意味着企业已突破长期由国际头部品牌垄断的技 术壁垒。 ...

齐鲁晚报.齐鲁壹点闫丽君通讯员王妍 在59/80R63的研发过程中，玲珑攻克了巨型工程子午胎在结构设计、材料配方、工艺工装等方面的一系 列关键技术难题，展现出强大的自主创新能力。此次下线的59/80R63轮胎，不仅填补了玲珑在63英寸巨 型工程子午胎领域的空白，更意味着企业已突破长期由国际头部品牌垄断的技术壁垒，具备与世界一流 轮胎企业在巨型轮胎领域竞技的综合实力。 59/80R63的成功下线，是玲珑轮胎落实"3+3"非公路轮胎全球战略规划的关键一步。作为在非公路轮胎 领域深耕近四十载的企业，玲珑轮胎自1987年生产第一条农业机械斜交轮胎以来，持续拓展工程机械、 农业及工业轮胎三大产品线，积累了深厚的技术底蕴。为满足非公路轮胎市场的需求，早在2022年，玲 珑轮胎即对非公路轮胎产能进行全面升级规划，在公司"7+5"战略全球布局中，实施"3+3"非公路轮胎产 业布局，即在中国3个生产基地、海外3个生产基地均规划非公路轮胎产能。 10月20日，从玲珑轮胎（601966）获悉，玲珑轮胎长春工厂迎来重大突破：10月18日，首条自主研制的 59/80R63"玲珑"品牌巨型全钢工程子午线轮胎成功下线，标志着玲珑轮胎正式跻 ...

Core Insights - Linglong Tire has achieved a significant milestone with the successful production of its first self-developed 59/80R63 "Linglong" brand giant all-steel engineering radial tire, marking its entry into a select group of companies capable of manufacturing 63-inch all-steel giant tires [1] Company Developments - The 59/80R63 tire has a diameter exceeding 4 meters and weighs over 6 tons, making it the largest tire product currently available globally [1] - This tire is primarily designed for large open-pit mining dump trucks, catering to the demanding and variable conditions of mining environments [1]

Core Points - Shandong Linglong Tire Co., Ltd. has launched its first self-developed 59/80R63 "Linglong" brand giant all-steel engineering radial tire, marking its entry into the exclusive group of companies capable of producing 63-inch all-steel giant tires [1] - The tire has a diameter exceeding 4 meters, weighs over 6 tons, and has a maximum load capacity of 100 tons, designed primarily for large open-pit mining dump trucks [1] - The tire is compatible with mainstream large mining dump trucks such as Caterpillar 797 and Komatsu 980, suitable for the harsh and variable conditions of mining areas [1] Technical Details - The tire features a high saturation tread design, combined with multiple cooling groove structures and ultra-low temperature vulcanization technology, enhancing heat dissipation efficiency [3] - This design improves the cutting resistance and durability of the rubber material, extending the tire's lifespan under extreme working conditions [3]