·TU70V是一款聚醚类聚氨酯材料.可以快速成型性，不粘模具。高强度，高回复性。

·TU70V is a polyether polyurethane material. It can be rapid prototyping, non stick mold. High strength, high recovery.

关键特性Key characteristic

1.高强度，高韧性High strength and high toughness.

2.超高的耐磨性和回弹性Excellent wear resistance and high resilience.

3.成型速度快，不析出Rapid molding，no precipitation.

4.可通过4级耐黄变。Can pass the four level resistance to yellowing

功能Function

产品应用

Main application

手机保护套Phone protective cover

电脑产品Computer products

仪器外壳Instrument shell

体育用品Sports equipment

加工方法Processing method

注塑成型Injection molding 挤出成型 Extrusion molding

环保认证

Environmental certification

ROHS

REACH

EN71-3

PAHS

ASTM-F963

Phthalate

颜色Color

透明Transparent

气味Smell

少许树脂味A little resin smell

外型Appearance

圆球形小颗粒Cylindrical particle，about 3mm×1.5mm

储藏期Storage period

常温下通风干燥，12个月Ventilated dry at normal temperature，about 12 months

包装方式Packaging method

25公斤/袋 25kg/bag

物理性能Physical properties

结果Result

单位Unit

方法Method

成型条件Molding condition

比重Specific gravity

1.06±0.02

g/cm3

ASTM D792

干燥温度Drying temp       90℃

硬度Hardness

70±5

shoreA

ASTM D2240

干燥时间Drying time     2Hours

拉伸强度Tensile strength

>15

Mpa

ASTM D412

射嘴温度Nozzle temp      180℃

断裂延伸Elongation at break

>600

%

ASTM D412

螺筒一段温度Screw 1 temp 170℃

撕裂强度Tearing strength

>50

Kn/m

ASTM D624

螺筒二段温度Screw 2 temp 160℃

熔融指数Melt index

>9

g/10min

ASTM D1238

螺筒三段温度Screw 3 temp 150℃