Guangdong DAYOU Building Materials Technology Co.,Ltd.
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JY999 Two-part structural silicone sealant
    Publish time 2018-12-14 11:42    
JY999 Two-part structural silicone sealant


JY999 is a two-component room temperature, neutral curing, cures to a high-modulus elastomeric
adhesive sealant, and suitable for structural adhesive applications. Being mixed in certain ratio
between A-part and B-part, Reacts and solidifies into an elastomer with excellent 
stability in a wide range temperature and effects no corrosion and non poisonous.
It provide great resistant to ozone, ultra-violet radiation, temperature extremes 
and long-life expectancy. It has excellent adhesion without priming to most
construction materials, such as coated glass, aluminum and steel.
It also has good compatibility of other neutral silicone sealants. 
The mixture ratio of volume is 10:1 (ratio of weight 13:1).

 High strength, odorless, non-corrosive cure system
 Excellent weatherability and high resistance to ultraviolet radiation, 
 heat and humidity, ozone and temperature extremes
 Excellent unprimed adhesion to wide range of substrates including coated, 
 enameled and reflective glasses, anodized and polyester coated or painted aluminum profiles
 Good compatibility with other neutral silicone sealants




Designed for use in structural 
adhesive applicationssuch asfactory glazing 
and curtain wall production
Structural attachment of many panel systems. Protective glazing applications.




Attributes : Neutral
Color :Part A---White Part B---Black After Mixing---Black
Capacity :Part A---190L Part B---19L
Ingredient : 100% silicone
Shelf life : 12months



  1. Weather sealing in glass curtain wall joints;
  2. Weather sealing in metal, enamel curtain wall joints; 
  3. Sealing in expansion joints for concrete, plastic and metal etc.; 
  4. Sealing in roof joints and curtain wall joint;

Properties
Test Method
Unit
Result
Extrusion rate 
GB/T 13477-2002
ml/min
480
Tack-free time 
(23℃, 50%R.H.)

GB/T 13477-2002
min
30
Flow, Sag or Slump
(Vertical / Horizontal)
GB/T 13477-2002
mm
0
Hardness (Shore A)
GB/T 13477-2002
pionts
41
Elongation at break
GB/T 13477-2002
%
260
Tensile strength
(23℃ Tensile Modulus)
GB/T 13477-2002
Mpa
0.47