LF-ET78A 是一款具有高延伸性、良好撕裂强度及柔韧回弹特性的高分散型热塑性弹性体材料，兼顾低比重与尺寸稳定性。其原料硬度为 Shore A 78，比重为 0.87，延伸率为 570%，撕裂强度为 62 kgf/cm，适合对柔韧性、抗撕裂能力及重量控制有要求的产品开发。LF-ET78A 适用于注塑、挤出和压延加工，可用于鞋材中底、鞋垫、发泡制品及复合板材，为不同应用提供兼顾舒适性与耐用性的材料选择。
LF-ET78A is a high-dispersion thermoplastic elastomer featuring high elongation, good tear strength and flexible rebound, together with low specific gravity and dimensional stability. Its raw-material properties include a Shore A hardness of 78, a specific gravity of 0.87, an elongation at break of 570% and a tear strength of 62 kgf/cm. These characteristics support product development that requires flexibility, tear resistance and weight control. LF-ET78A is suitable for injection molding, extrusion and calendering, and can be used in footwear midsoles, insoles, foam products and composite sheets to balance comfort and durability.
1. 高延伸性 | High Elongation
原料延伸率为 570%，满足柔韧制品的材料需求。
An elongation at break of 570% supports flexible product applications.
2. 良好抗撕裂能力 | Good Tear Resistance
原料撕裂强度为 62 kgf/cm，适合对耐用性有要求的制品。
A raw-material tear strength of 62 kgf/cm supports durability requirements.
3. 低比重与尺寸稳定性 | Low Specific Gravity and Dimensional Stability
原料比重为 0.87，兼顾重量控制与尺寸稳定表现。
Combines a raw-material specific gravity of 0.87 with dimensional stability.
加工方式 Processing Method
适用于注塑、挤出及压延加工，可用于发泡制品开发。
Suitable for injection molding, extrusion and calendering, with applications in foam product development.
应用领域 Applications
鞋材中底、鞋垫、发泡制品及复合板材。
Footwear midsoles, insoles, foam products and composite sheets.
