
The GA-22XX series is a transparent silicone rubber specifically designed for manufacturing medical tubes. It has a hardness range of 40A to 80A and is certified by FDA, LFGB, and biocompatibility standards, among others.
Properties of Medical Grade Silicone Rubber for Catheter Cavities
- Exceptional fluidity
- Easy mold release
- High transparency
- User-friendly operation
- Fast vulcanization for high efficiency
- Odorless and tasteless
- Stable dimensions
- Flexible options: both two-component (no additional vulcanizing agents required) and one-component (PT can be provided) silicone available
Application of Medical Grade Silicone Rubber for Catheter Cavities
This silicone rubber is particularly ideal for catheter cavities and various types of medical-grade extrusion silicone tubing.
Technical Index
Properties | GA-TY40A/B | GA-TY50A/B | GA-TY60A/B | GA-TY70A/B | GA-TY80A/B |
Appearance | Transparent | ||||
Plasticity | 230±30 | 250± | 270±30 | 310±30 | 350±30 |
Density (g/cm3) | 1.13±0.02 | 1.15±0.02 | 1.17±0.02 | 1.19±0.02 | 1.21±0.02 |
Hardness Shore A | 40 | 50 | 60 | 70 | 80 |
Tensile strength (MPa) | ≥7.0 | ≥7.0 | ≥7.0 | ≥7.0 | ≥7.0 |
Elongation (%) | ≥550 | ≥450 | ≥350 | ≥250 | ≥150 |
Tear strength (kN/m) | ≥25 | ≥25 | ≥25 | ≥30 | ≥30 |
Linear shrinkage % | 2.1±0.2 | 2.1±0.2 | 2.1±0.02 | 2.1±0.02 | 2.1±0.02 |


