YJS-V25 addition cure silicone for reuseable vacuum bags
Category: vacuum bags silicone  Publish Time: 2019-12-20 15:46 
YJS-V25 is an addition cure silicone moulding rubber for the manufacture of reuseable vacuum bags for resin infusion. It has been specially formulated as a sprayable material allowing for exceptionally low cost composite manufacture using resin infusion technology. 

 1. Description

YJS-V25 is an addition cure silicone moulding rubber for the manufacture of reuseable vacuum bags for resin infusion. It has been specially formulated as a sprayable material allowing for exceptionally low cost composite manufacture using resin infusion technology. 

2. Applications

  • Automotive parts such as bumpers and windscreens
  • Aerospace components
  • Marine components

3. General Attributes:

  • 1:1 mix ratio
  • Easy to apply using fully automated mixing and spray equipment
  • Fast curing heat accelerated RTV
  • High tear and tensile strength for repeated uses of the bag
  • Low viscosity

4. Technical Data

Characteristics of the non cured product
Properties
YJS-V25
A
B
Appearance
viscous liquid
Colour
translucent
blue
Density [g/cm 3 ] at 23 °C, approx
1.05
Viscosity [mPa·s] at 23 °C, approx
12500CPS
12000CPS
 
Catalyzed
Property
 
Pot life at 23 °C, approx
5-7 min
Mix ratio
1:1
Color
Translucent/blue
Demoldable after at 23 °C, approx
60 min

Polymerisation: Curing conditions: 1h at 80 °C
Properties
 
Hardness Shore A
26
Tensile strength [N/mm 2 ]
60±10
Elongation [%]
600±50
Tear strength [N/mm]
27±2
 
5. Package
Part A:1kg/drum; 20kg/drum;25kg/drum;200kg/drum.
Part B:1kg/drum; 20kg/drum;25kg/drum;200kg/drum.
 
6. Storage and shelf life
When stored in their original unopened packaging, at a temperature of between -10°C and +30°C, the RTV YJS-V25 A & B can be stored for 12 months from the date of manufacture clearly marked on the packaging. Beyond this date, YJS Silicone no longer guarantees that the products meet the sales specifications.

 



  
 
QQ  Shirley Wu
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