Elastollan® 688A50N

Thermoplastic Polyurethane Elastomer (Polyester)

BASF Corp. Thermoplastic Polyurethanes

产品说明：

Elastollan® 688AN is specifically formulated for extruded profile, sheet and film applications. It exhibits excellent abrasion resistance, toughness, high transparency, low gel, and low yellowness index. It has excellent damping characteristics and outstanding resistance to tear propagation. Elastollan® 688AN conforms to the FDA food contact regulations as described in book 21, section 177.2600 and 177.1680 for both wet and dry food contact applications respectively. Elastollan® 688AN is supplied uncolored in diced or pelletized form.

物性信息：

基本信息

特性	低速凝固晶点 良好的撕裂强度 良好耐磨损性 韧性良好 食品接触的合规性
机构评级	FDA 21 CFR 177.1680 FDA 21 CFR 177.2600
外观	清晰/透明
加工方法	挤出 注射成型

物理性能额定值单位制测试方法

比重	1.21	g/cm³	ASTM D792
熔流率（熔体流动速率） (190°C/21.6 kg)	15 到 30	g/10 min	ASTM D1238

硬度额定值单位制测试方法

肖氏硬度 (邵氏 A)	87		ASTM D2240

机械性能额定值单位制测试方法

拉伸模量 (注塑)	23.4	MPa	ASTM D412
弯曲模量 (注塑)	39.3	MPa	ASTM D790
泰伯耐磨性	25.0	mg	ASTM D1044
Abrasion - DIN	25	mm³	DIN 53516

热性能额定值单位制测试方法

Softening Point - DMA	88	°C	内部方法