Low-smoke halogen-free thermoplastic elastomer fire-resistant cable material and production process

The invention relates to the technical field of cable materials, and particularly discloses a low-smoke halogen-free thermoplastic elastomer fire-resistant cable material and a production process. The low-smoke halogen-free thermoplastic elastomer fire-resistant cable material is prepared from the following raw materials in parts by weight: 100 to 150 parts of thermoplastic elastomer, 20 to 35 parts of ammonium polyphosphate, 15 to 25 parts of metal oxide smoke suppressant, 10 to 20 parts of carrageenan, 0.5 to 1.5 parts of stearic acid, 0.2 to 2.5 parts of antioxidant and 0.2 to 2.5 parts of lubricant. The low-smoke halogen-free thermoplastic elastomer fire-resistant cable material is excellent in flame retardant property, smoke suppression property and mechanical property. 本申请涉线缆材料技术领域，具体公开了一种低烟无卤热塑性弹性体耐火线缆材料及生产工艺。一种低烟无卤热塑性弹性体耐火线缆材料，包括以下重量份原料：热塑性弹性体100-150份、聚磷酸铵20-35份、金属氧化物抑烟剂15-25份、卡拉胶10-20份、硬脂酸0.5-1.5份、抗氧化剂0.2-2.5份、润滑剂0.2-2.5份。本申请的低烟无卤热塑性弹性体耐火线缆材料，阻燃性能、抑烟性能、力学性能优越。