老太bbw搡bbbb搡bbbb,成人免费高清在线观看,妇欲欢公爽,情窦初开意大利

5217A(epoxy resin)/5217B(handener) suitable for Read Rotor

Manufacturer: Wuxi HuiLong Electronic Materials Co., Ltd. 　 The main components of the 5217A/B Epoxy Resin System Item Ratio Epoxy Resin A-198(E-51) 100% Hardener H-316(MTHPA) 85-90% Accelerator BDMA (HY 062)  1-3% Flexibilizer  D-1217(DY 040) 6-8% Red paste PF-003 2-3% Disappear BYK141,KS-603 0.3% or 0.1% Coupling agent 0.1-0.2% Silicone 400 and 600 200-350%

 
I. Introduction:
5217A / B Department of green environment-friendly epoxy resin and acid anhydride curing agent, impregnation, the excellent electrical performance; curing contraction of the small, fire-retardant and meet the UL94 V-0 (6mm) class, the process of curing exothermic peak low, casting products high reliability.

Second, conventional performance:

Test items	Testing methods or conditions	5217A	5217B
Appearance	Visual	Red viscous liquid	Light yellow transparent liquid
Density	25℃ g/cm3	1.85~2.17	1.18~1.21
Viscosity	40℃ mPa·s	15000~30000	16~23
（A+B）Viscosity		≤1550
Retention period	Room ventilation	Six months	Six months

Third, the use of technology:

Item	Unit or the conditions of	5217A/5217B
Mixing ratio	Mixing ratio	100：18
Pot life	40℃，35g，h	≥3.5
Curing conditions	℃/h	75/2.5+75~110/0.5+110/2.5

 Fourth, use:
Applied to the potting of electronic components as Rotor.

Fifth, after the curing characteristics:

Item	Unit or the conditions of	5217A/5217B
Hardness	25℃，Shore-D	>87
Volume resistivity	25℃，Ω·cm	≥5.8×1015
Surface Resistivity	25℃，Ω	≥1.8×1014
Dielectric Strength	25℃，kV/mm	≥25
Linear expansion coefficient	1/℃×10-5	≤5. 5
Tensile strength	Mpa	≥40
Elongation at break	%	≥1.3
Permittivity	25℃，1MHZ	3.8±0．1
Dielectric Loss Tangent	25℃，1MHZ	<0.008
Impact strength	kJ/cm2	>2.5
Flame retardant	UL 94(6mm)	V-0
Tg values	℃	≥100

Sixth, storage, transportation and Cautions:
1. Such products of non-dangerous goods, as a general storage and transportation of chemicals, product packaging, see barrels of storage period.
2. Please see the product model, and then pigeon-holing; accurate weighing, please give full uniform mixing.

　

Seven, packaging specifications:
A packaging material for the 30kg; B packaging material for the 10kg



Note: The above performance data for the product in 70% humidity, the temperature at 25 ℃ typical testing data for customers reference and can not guarantee that in a particular environment can be achieved when all the data. When your customers use to the measured data.