Technical datasheet
Vydyne® 21SPF BLK
Supplied byAscend Performance Materials- Last Updated on Nov 3, 2025
Vydyne® 21SPF BLK by Ascend Performance Materials is a black colored, general purpose, lubricated polyamide 66 grade. Exhibits good chemical-, abrasion-, gasoline-, oil- and solvent- resistance. Has high rigidity, high melt point, good surface resistance, good lubricity, good toughness, high strength, good mold release and fast molding cycle. Is suitable for processing by injection molding. Used in bearings, bushings, cams, electrical connectors, cable ties, housings, fasteners and industrial applications. Vydyne® 21SPF BLK complies with RoHS, ASTM D4000 PA0111, ASTM D6779 PA0111, FDA 21 CFR 177.1500, FED L-P-410A & MIL M-20693B and automotive specifications such as CHRYSLER MS-DB-41 CPN1938 Color: Natural, CHRYSLER MS-DB-41 CPN1938 Color: Black, FORD WSK-M4D647-A-Natural, FORD WSK-M4D647-A-Black, GM GMP.PA66.005 Color: Black, SAE J1639 PA0121 Z6 Color: Natural and SAE J1639 PA0121 Z6 Color: Black.
Product family:
Chemical family:
Product Type:
| 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 |
Applications
Recommended markets
Applications
Conversion mode
Availability
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Regional Availability:Visible After Login| Visible After Login| Visible After Login
Vydyne® 21SPF BLK 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 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 | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 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 Flammability Index (GWFI) | 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 |
| 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 |
| 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 |
| Tensile Strength at Yield | 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 |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 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 | 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, Electrical | 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, 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 with Impact | 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 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 |
| 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® 21SPF BLK 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 | |
| Mold shrinkage-Across Flow | Visible After Login | Visible After Login | |
| Mold shrinkage-Flow | 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 | |