Shanghai Yao Yi Trading Co., Ltd

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(邵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

Polyether type TDI system
Polyester TDI system

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