Silicon Sealant Neutral
POWER Neutral Silicone Sealant is a one-part, medial modulus, neutral curing silicone sealant.

Characteristic
POWER NEUTRAL SILICON SEALANT product has an excellent adhesive ability to most construction materials without a primer.
It has Good features as follow:
a. Can be easily used and extruded any time.
b. Excellent contact change and extrusion ability, in any air temperature (-40¡æ to 100¡æ) can extrude easily.
c. Excellent adhesion to stone, ceramics, concrete, and other building materials. It has no pollution to porous materials.

d. Outstanding weatherproofing ability, resisting to ultraviolet ray, ozone.
e. Be compatible with all kinds of silicone structural sealant.

Where to use
POWER NEUTRAL SILICON SEALANT is fit for sealing all kinds of glass doors and windows; automotive, ship, packaging, advertisement and family decorations.

Use limitations
POWER NEUTRAL SILICON SEALANT is not fit for structural usage. It should NOT be applied in the following conditions:
a. To all materials that bleed oils, plasticizers or solvents, and green or partially sulfur zed gaskets or tapes, etc.
b. In totally confined space (Silicone sealant need the water in the air to cure)
c. For continuous immersion in water or below-grade applications all the year.
d. To painted surfaces, may cause seal failure as the paint Cracking or paint stripping
e. To frost or wet surfaces f. Surface touch the food directly
g. Easily suffer mechanical wear.

Technical Specification

Test at 50¡À5% RH and temperature 23¡À2¡æ 

1

Appearance

Have no grain, no agglomerations,1

Pass the the standard

 

2

Resistance to flow ,
mm

Vertical

¡Ü3

0

GB/T113477.6-2002

Level

No distortion

No distortion

3

Tack Free Time, h

¡Ü3

1

GB/T113477.5-2002

4

Extrusion ability, ml/min

¡Ý80

200

 

5

Tensile modulus
 Mpa

23¡æ

> 0.4
or
> 0.6

0.8

 

 -20¡æ

 

6

Curing time at 50¡À5% RH and temperature 23¡À2¡æ,days

7-17

7-17

 

As Cured ¨CAfter 21days at 50¡À5% RH and temperature 23¡À2¡æ:

7

Durometer Hardness,(Shore A), points

 

29

GB/T1531-1999

8

Tensile at 60% Elongation

 

no break

GB/T113477.8-2002

9

Ultimate elongation % at break£¬%

 

180

GB/T113477.8-2002

10

Sealant Class

 

12.5E

ISO 11600 or JC/T881-884-2001

11

Density, g/cm3

 

1.36

 

Material feature
POWER NEUTRAL SILICON SEALANT can keep good viscous degree and can easily extrude at -25¡æ to 50¡æ.

Specifications
JC/T881-884-2001 12.5E; GB/T14863-2003 12.5E; ISO11600F&G class 12.5E; ASTMC920NS model12.5grade; BS5889 A&B model; DIN18545NFgrade Colors
POWER NEUTRAL SILICON SEALANT is available 4 standard colors: white, black, grey, clear. We can also supply the other color according to the customer's requirement.

Packing
POWER NEUTRAL SILICON SEALANT is available in 300ml plastic cartridges, 24 cartridges/carton and 500ml aluminum sausage,20 sausages/carton.

Storage and usable life When stored under dry and airy, 27¡æ or lower temperature conditions in the original unopened  container, POWER NEUTRAL SILICON SEALANT has a shelf life of 12 months from the date of manufacture.