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

Orgin:epoxy-cn.com | Write:Admin | View: | AddDate:2010-6-24
Purchase, please contact Mr. Wang: 13771380144

 

The main components of the 5217A/B Epoxy Resin System

Item Ratio
100%
85-90%
1-3%
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.

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