Technical datasheet
Vydyne® 21SPC
Supplied byAscend Performance Materials- Last Updated on Nov 3, 2025
Vydyne® 21SPC by Ascend Performance Materials is a general purpose, lubricated, polyamide 66 resin. It is designed for injection molding fabrication. It offers high strength & rigidity, good toughness, high melt point, good surface lubricity, abrasion resistance and resistance to may chemicals, machine & motor oils, solvents and gasoline. It is internally and externally lubricated for improved machine feed and exceptional mold release. It also reduces molding cycle. Vydyne® 21SPC is used in terminal blocks, bearings, bushings, cams, electrical connectors & housings, fasteners, electrical cable ties/tie straps and general industrial parts. It complies with RoHS and automotive specifications like FORD WSK-M4D647-A, GM GMP.PA66.005 and GM QK 002921. It is also listed in ASTM D4066 PA0111, ASTM D6779 PA0111, FDA 21 CFR 177.1500, EC 1935/2004, EU 10/2011, EU 2023/2006, FED L-P-410A, MIL M-20693B and NSF STD-51.
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| Bio Based content | Visible After Login |
| Color | Visible After Login |
| Appearance | Visible After Login |
Compliance
| Food Contact Approval | Visible After Login |
| Certifications & Compliance | Visible After Login |
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Recommended markets
Applications
Conversion mode
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Vydyne® 21SPC properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Arc Resistance | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Comparative Tracking Index (CTI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| High Amp Arc Ignition (HAI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| High Amp Arc Ignition (HAI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| High Voltage Arc Tracking Rate (HVTR) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hot Wire Ignition (HWI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hot Wire Ignition (HWI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hot Wire Ignition (HWI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Glow Wire Flammability Index (GWFI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Glow Wire Ignition Temperature (GWIT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Glow Wire Ignition Temperature (GWIT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Limiting Oxygen Index (LOI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Unnotched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Unnotched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Modulus of Elasticity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Poisson Ratio | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strain At Break, Nominal | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Yield | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Linear Mold Shrinkage, Flow | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Linear Mold Shrinkage, Transverse | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Outdoor Suitability | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Absorption at Saturation | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear, Parallel to Flow | 0.0 Visible After Login | Visible After Login | Visible After Login |
| CTE, Linear, Transverse to Flow | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT), Unannealed | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Deflection Temperature (HDT), Unannealed | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| UL RTI, Electrical | 0.0 Visible After Login | Visible After Login | Visible After Login |
| UL RTI, Mechanical with Impact | 0.0 Visible After Login | Visible After Login | Visible After Login |
| UL RTI, Mechanical without Impact | 0.0 Visible After Login | Visible After Login | Visible After Login |
| UL RTI, Mechanical without Impact | 0.0 Visible After Login | Visible After Login | Visible After Login |
Vydyne® 21SPC Processing Guidelines
Injection Molding Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Drying Temperature | Visible After Login | Visible After Login | |
| Drying Time | Visible After Login | Visible After Login | |
| Front Temperature | Visible After Login | Visible After Login | |
| Melt Temperature | Visible After Login | Visible After Login | |
| Middle Temperature | Visible After Login | Visible After Login | |
| Mold Temperature | Visible After Login | Visible After Login | |
| Nozzle Temperature | Visible After Login | Visible After Login | |
| Rear Temperature | Visible After Login | Visible After Login | |
| Suggested Max Regrind | Visible After Login | Visible After Login | |


