欧美亂伦ⅹⅹx中字在线,欧美老熟妇xb水多毛多 ,四虎成人精品一区二区免费网站,被吊起来张开腿供人玩弄

促進劑:　PN-23 Hardener and Accelerator of Epoxy Resin

Appearance		Pale yellow powder
Specific gravity		1.21
Softening temperature (℃)		105
Average particle size (micron)		10-12
Special features	As hardener	Low temp.rapid cure. High Tg
	As accelerator	Strong acceleration for DICY
Recommended usage (phr)*	As hardener	15-25
	As accelerator	1-5
Curing conditions		80℃-30min.
Pot life at 40℃ ** (month)		1
Glass transition temperature (℃)		140
Heat of reaction		Large
Tensile shear strength (steel/steel)		140kgf/cm2
Appearance of cured products		brown

*phr : per hundred resins
**Pot life : period until initial viscosity doubles at 40℃。

促進劑:PN-23 Hardener and Accelerator of Epoxy Resin

　

返回