A-101: Prosthetic Silicone Elastomer
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Product Details
A-101 Medical Grade Silicone Elastomer (RTV)
A-101 is a two-part, medical-grade RTV silicone elastomer designed for versatile fabrication and clinical applications. This system cures at room temperature without exotherm, forming a dimensionally stable, flexible elastomer that maintains its properties over time without hardening.
Cures to tan/off-white color, A-101 is based on polydimethylsiloxane and can be processed by pouring, casting, low-pressure molding, or brush application, offering flexibility for a wide range of techniques.
A key advantage of this system is its adjustable working and cure time, allowing clinicians and technicians to tailor processing from approximately 4 minutes up to one hour. It also cures reliably in the presence of moisture with minimal impact on cure rate or completeness.
Product Features
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Two-part RTV silicone elastomer
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Medical-grade formulation
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Room temperature cure with no exotherm
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Adjustable working time (4 minutes to 1 hour)
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Dimensionally stable and long-lasting
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Off-white, pre-pigmented
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Pourable and brushable
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Cures effectively in moisture-rich environments
Applications
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Casting and molding
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Brush-on or layered applications
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Low-pressure molding
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General medical and prosthetic fabrication
Technical Notes
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Base: Polydimethylsiloxane
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Curing Agent: Stannous Octoate
⚠ Important: Please review all Technical Data Sheets (TDS) and Safety Data Sheets (SDS) prior to use, as product information may be subject to updates.
A reliable and adaptable silicone elastomer designed for precision, flexibility, and consistent performance in medical and technical applications.
Documents & Downloads
Shipping & Compliance
Most orders ship within 1-2 business days. Hazardous materials may require additional processing time and special shipping arrangements.
Features
- Durometer Shore A: 45
- Tear Strength (PPI): 260
- Viscosity: 40,000
Technical Specifications
| Physical Properties | |
| Durometer (Shore A) | 45 |
| Specific Gravity | 1.15 |
| Color | MetaobjectListDrop |
| Viscosity | 40000 cP |
| Mechanical Properties | |
| Tensile Strength | 500.0 PSI |
| Elongation | 100.0% |
| Processing Properties | |
| Mix Ratio | 100:0.5 |
| Work Time | 10.0 min |
| Tack-Free Time | 8.0 min |
| Cure Time (Room Temp) | 8-24 hours at room temperature |
| Shelf Life | 6 months from date of shipment |

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Expert Technical Support
Contact UsOur team has decades of experience helping prosthetic clinicians, device manufacturers, and special effects artists select the right materials for their applications.
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Quality Guaranteed
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Consistent material performance backed by batch traceability and available COA/COC documentation for all lot numbers.