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High Thermally Conductive Silicone Adhesive - 4337

Features of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337


·One-part addition mid-temperature cured adhesive sealant 
·Easy to use . no need to mix ,vacuum and exhaust bubble.
·Semi-flowable . 
·Cures with heat to an elastomer in a short period of time .no by-product. 
·Excellent adhesion sealant to Various metals ,glass, ceramics and plastics. No primer needed. 
·After cured ,elastomer stable from -50°C – 250°C . 
·Excellent insulation and flammable retardant . 
·Excellent weatherability and temperature resistance. Non-corrosive to chemical product. 
·Tolerance to UV, ozone and chemical products when outdoor use, 
·Superior deep section cure . 
·Superior high temperature performance. low coefficient of linear expansion
  • Description
GOLOHO-4337 is a one-part, low viscosity allows for excellent flowability and non-corrosive to metal , heat curable silicone rubber designed for electric and electronic parts required high speed cured and strong tensile strength (without primer ) sealant and adhesion. This product cures with heat to form rubber.

Typical product data of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

Typical uncured propertie

4337R

4337RM

4337RH

4337G

4323

4321

Appearance

semi-flowable

Color

Red

Grey

Black

White

Adhesion rate  pas(P)

12.5(125)

17(170)

25(250)

12.5(125)

16(160)

18(180)

TYPICAL mechanical PROPERTIES

Specific gravity   g/ cm3

1.45

1.46

1.48

1.45

1.45

1.46

Hardness Type A(A)

>38

>38

>40

>38

>38

>39

Tensile strength  MPa (kgf/ cm2)

>2.9

>2.9

>3.0

>2.9

>3.0

>3.0

Adhesive strengthMPa(kgf/ cm2)

>1.8

>1.8

>1.5

>1.8

>1.5

>1.5

Elongation  %

170

160

>150

170

>150

>150

TYPICAL electrical PROPERTIES (CURED)


Strength of breakdown voltage  kV/mm

>20

20

>20

>20

>20

>20

Dielectric constant  1Mhz

<3.9

3.9

<3.9

<3.9

<3.9

<3.9

Dielectric loss   1mhz

5×10-2

5×10-2

5×10-2

5×10-2

5×10-2

5×10-2

Volume resistivity  Ω.cm

>3.4×1014

>3.4×1014

>3.4×1014

>3.4×1014

>3.4×1014

>3.4×1014


Cure property of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

Typical cure time and temperature

Temperature

Cure time

150

12

200

8


A cure time required is subjected to heat condition, specific application form and efficiency.
generally, a sample test should be taken to confirm it.

Typical iron cure time and way of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

Typical iron cure time and way (by electricity heating)

Power(W)

Once time(s)

Second time(s)

1400

60+<45

80

1800

45+<40

60

2200

40+<30

50

Different output power and structure of electronic Irons will result in a different cure time output.
above data is given for only reference ,user should do adjust while test.

Application of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Adhesive to Electronic, electric equipment, metal products etc. Esp. the RTV flowable silicones rubber(such as 39011 series ), when difficulty in curing, 4326 can cure to elastomer immediately upon heating in a short time.
  • Dry and degrease all surfaces, wash off any contaminant that could impair adhesion.  Solvents includes isopropanol alcohol. acetone and butanone.
  • Primerless adhesion to most material such as metal ,engineering plastic etc.

Handling precaution of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Basic surfaces contain substance such as firming agent and adhesion promoter may resist cure. A test should be made before application.
  • Stored in dry and cool places at room temperature (25°C. keep away from direct sunlight)
  • Basic surface should not include plastic ( PP ,PE , fluorine grease etc.) ,Silicones rubber ( RTV silicone rubber, vulcanization rubber, fluorine rubber etc.)

Safety Measures of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

Fire Fighting Measures
  • Media of extinguishing fire can be : water ,powder ,carbon dioxide (CO2)
  • Under constant temperature cold storage dark place. (12 ℃ below avoid direct sunlight of six months)
  • Usage and management measures
  • Keep away from inflammability .
  • Avoid contacting with skin ,eyes and clothes. Once contact with eyes, immediately flush with water for 15 minutes. once touch skin, immediately wipe with dry cloth and wash with soap.
  • Wash hands after handling.

Physical and chemical properties of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Appearance (color): Red ( R ) Grey (G) Black(B) and White(W) .
  • Appearance (form): semi-flowable paste .
  • Specify gravity (25°C): 1
  • Solubility in water: hard
  • Flammability: hard
  • volatility: Nil

Hazards Information of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Corrosive to skin: Nil
  • Irritative to eyes: mild
  • Irritative to skin: nil

Effects on Environment of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Thermal decomposition /combustion products has no adverse effects on environment and animal.

Disposal considerations of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • Uncured silicone rubber : Burying up is recommended
  • Cured silicone rubber : incineration is recommended
  • Uncured silicone rubber : Burying up is recommended
  • Cured silicone rubber : incineration is recommended

Transport information of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

  • This product is not regarded as dangerous goods. explosive hazard , oxidizing substances , toxic , radioactive material and not belong to corrosive products.

Facility of One-part addition mid-temperature cured silicone Rubber GOLOHO-4337

Integral or partial ventilation and washing facility.
_________________________________________________________________________________________________________________

REMARKS:
It is the responsibility of the user to determine the suitability of any GOLOHO product for any intended application. NEVER USE ANY GOLOHO PRODUCT FOR IMPLANTATION OR INJECTION INTO THE HUMAN BODY. GOLOHO PRODUCT are for industrial use only. Specifications are available by contacting GOLOHO. Typical property data values should not be used as specifications .Inasmuch as GOLOHO Chemical Industrial Limited has no control over the use to which others may put the material, it does not guarantee that the same results as those described herein will be obtained. Each user of the material should make his own tests to determine the suitability of the material for his own particular use. Material Safety Data Sheets are available upon request from GOLOHO. The contents of this catalog are subject to change without notice. UL, TUV, SGS certificates have been obtained for the GOLOHO products mentioned. No part of this data may be reproduced without the prior approval of GOLOHO. Service telephone No.: 0519-85610389. Contact goloho@sina.com for more detail information.

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