Liquid silicone rubber HY-50XXAB series for computer keyboards
Liquid silicone rubber HY-50XXAB series for computer keyboards
Addition liquid silicone rubber
(3. General-purpose liquid silicone rubber)
1.Liquid silicone rubber for computer keyboards
(1)Basic model:HY-50XXA/B series
(2) Main features and benefits
This series of products is a two-component, translucent addition liquid silicone rubber with excellent vulcanization and fatigue resistance properties.
(3) Product Features
•excellentmechanicalstrength
•sulfurchangeFast, no by-products
•highresilience, high dimensional stability
•Good heat and weather resistance, non-toxic
•passRoHS certification
(4) Typical uses
Molded computer keyboards, mobile phone keys and other products
(5) Package
20kg/200kgstandardbucket,A:B=1:1
(6) Typical physical properties
| index | Reference standard | unit | HY-5050 | HY-5060 |
| Exterior | translucent | translucent | ||
| AB mixed viscosity | DIN 53019 | Pas | 3000 | 4000 |
| density | DIN53 479A | g/cm3 | 1.13 | 1.13 |
| hardness | DIN53 505 | A | 52 | 60 |
| Tensile Strength | DIN53 504 S2 | MPa | 8.0 | 8.5 |
| Tear strength | ASTM D624 Die C | KN/m | 25 | 28 |
| Elongation | DIN53 504 S2 | % | 360 | 300 |
| Compression set | DIN53 517 22hrs at 175℃ | % | 14 | 15 |
| vulcanization conditions | 140℃*10min | |||
(7) Remarks
The above typical data are for reference only and cannot be used as a basis before use. The specific molding process conditions should depend on the specifications and models of the product. You can also contact our company's engineers.
