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Cold application type LT-430 flame resistance optical fiber filling gel

  • Product model:Type LT-430
  • Product Features:Flame resistance property; excellent colloid stability and oxidation stability; heat resistance; weather ability; non- oil separation; small acid value; good compatibility with all optical material
  • Applications:Apply to optical fiber in special environment
  • Technical Requirements:

Product Introduction

Product introduction:The type of product is designed for optical fiber in special environment.

Technical parameters:

Cold application type LT-430 flame resistance optical fiber filling gel technical specification

1、general technical requirements

Filling gel is needed to be homogeneous, hydrogen absorption, and does not include any dust, metal particles, and other impurities. It should be no sight visible air bubbles, and the mold should be no nutrition. Filling gel should be non-toxic, no stimulation to the skin.

2、main technical parameters

Serical

number

items

Unit

Index

Experimental

 method

1

appearance

Homogeneous,

no impurities

Visual inspection

2

Dropping point

200

YDT839.1- 3.4.1

3

density20℃)

gcm2

0.87±0.03

YDT839.1- 3.15

4

Cone penetration  25

40

110mm

110mm

435±30

230

YDT839.1- 3.4.2

5

Color stability130℃、120h

2.5

YDT839.1- 3.3.1

6

Oxidation induction time

190℃)

min

30

YDT839.1- 3.3.2

7

Flashing point

300

YDT839.1- 3.4.3

8

Burnable temperature index

300

NES 715

9

Hydrogen evolution

80℃、24h

μlg

0.03

YDT839.1- 

Appendix G

10

Oil perspiring80℃、24h

%

0.5

YDT839.1- 

Appendix A

11

Evaporation capacity

80℃、24h

%

0.5

YDT839.1- 

Appendix A

12

Water resistance20℃、7d

Non-disassembly

YDT839.1- 3.8

13

Acid value

mgK0Hg

0.3

YDT839.1- 3.2

14

Water content

%

0.01

YDT839.1- 3.9

15

viscosity25℃、D=50S-1

mpa.s

8000±1000

YDT839.1- 3.4.4

16

compatibility

Awith optical fiber, optical

fiber coating materials

85℃、30×24h

Bwith pine casing

material85℃、30×24h

variation in tensile strength

elongation at break

mass variation

CComposite metal band

68℃、7×24h

Steel-plastic composite

 tapeAluminum plastic

compound tape

%

%

%

No color fading,

No migration,

no delamination, no cracking

Maximum release force

 1.0N8.9N

Average value  1.0N5.0N

no delamination

no cracking

25

30

3

no delamination

no cracking

YDT839.1-

Appendix D

YDT839.1-

Appendix F

YDT839.1- Appendix E

YDT839.1- Appendix E

YDT839.1- Appendix E

YDT839.1- Appendix E

YDT839.1-3.7-C

17

corrosive80℃、14×24h

with copper, aluminum, steel

No corrosion points

YDT839.1-3.5

3、Environmental performance requirements

Type

matter

Prohibitive contentmg/kg

Heavy metal

plumbic

1000

cadmium

100

mercury

1000

Hexavalent chromium

1000

Organic Bromide

Polybrominated biphenylsPBB

1000

Polybrominated diphenyl ethersPBDE

1000