Crane City raw materials
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High rebound wear-resistant
Finished use:

Mainly used in the production of higher hardness, good elasticity of polyurethane products.

Instructions:

Can be used for hand, also suitable for casting machine operation, chain extender for MOCA or other chain extender.

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Product Details

High rebound wear-resistant products



The material in the higher hardness, with a high resilience.



Product parameters


高回弹型

HC-6590N

HC-5295

HC-2290N

预聚体

常温外观(25)

蜡状固体

蜡状固体

蜡状固体

NCO含量(%)

4.5~5.0

7.5~8.5

8.5~9.5

使用配比(PHR)

13.0~14.5

7.6~8.6

8.6~9.7

釜中寿命

(75~78/min)

8~10

5~7

6~8

成品物性

硬度(D)

90±5

95±5

90±5

拉伸强度(MPa)

48.2

57.2

57.7

撕裂强度(kN/m)

112.0

135.7

143.5

扯断伸长率(%)

380

498

514

冲击回弹(%)

55

58

58


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