Technical datasheet
ChronoFlex AL™ 75A–B20
Supplied byAdvanSource Biomaterials- Last Updated on Jun 5, 2026
ChronoFlex AL™ 75A–B20 by AdvanSource Biomaterials is a strong, phthalate-free, aliphatic polycarbonate-based thermoplastic polyurethane (TPU + PC) elastomer. Is a bio-durable and biocompatible grade, available in antimicrobial, radiopaque and solution form.
- Exhibits low modulus of elasticity, inherent material strength and limited softening in-vivo.
- Offers excellent chemical-, solvent- and environmental stress-cracking resistance (ESCR).
- Designed to overcome surface degradation such as stress-induced micro fissures.
- ChronoFlex AL™ 75A–B20 can be used across a broad range of areas ranging from oncology and neurology to cardiovascular disease management.
- Recommended for reliable performance in long- and short-term implantable devices.
- Complies with USP CLASS VI, ISO 10993-5, ISO 10993-11, and ISO 10993-10 regulations.
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ChronoFlex AL™ 75A–B20 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 100% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 200% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 300% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 50% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore A | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation, Utimate | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength, Ultimate | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
ChronoFlex AL™ 75A–B20 Processing Guidelines
Processing Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Dew Point | Visible After Login | Visible After Login | |
| Hopper Temperature | Visible After Login | Visible After Login | |
| Moisture Content (Max) | Visible After Login | Visible After Login | |
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