Mainly used in the production of various printing Cots, such as silk screen scraper.
Can be used for hand, some products more suitable for casting machine operation, chain extender for MOCA, E-300, BDO or special chain extender.
Can be used for organic solvent resistance requirements, such as esters, toluene, printing oil-based inks, water-based inks, all kinds of ketones.
Product parameters
专用领域
HC-5665
HC-9975
HC-5185
预聚体
常温外观(25℃)
蜡状固体
粘稠液体
蜡状固体
NCO含量(%)
2.4~2.6
3.0~3.5
3.0~3.5
使用配比(PHR)
6.9~7.5
7.1~8.3
7.1~8.3
釜中寿命
(75~78℃/min)
5~7
5~7
5~7
成品物性
硬度(邵D)
65±5
75±5
85±5
拉伸强度(MPa)
28.7
38.2
39.5
撕裂强度(kN/m)
35.9
67.5
56.4
扯断伸长率(%)
498
710
231
TOL/EA/CYC混合溶剂24h浸泡膨胀率(%)
﹢15
﹢9
﹢5