Technical datasheet
Vydyne® 21SPM
Supplied byAscend Performance Materials- Last Updated on Nov 3, 2025
Vydyne® 21SPM by Ascend Performance Materials is a general-purpose, unfilled, enhanced crystallization temperature polyamide 66 (PA 66) resin with an alternate internal lubricant. It is designed principally to decrease cycle time for injection-molding fabrication.
- It exhibits a combination of engineering properties characterized by high strength, melt point, rigidity, good toughness and surface lubricity.
- It offers resistance to abrasion, chemicals, machine & motor oils, solvents and gasoline.
- It provides fast molding cycle, good mold release and color stability.
- It is used in wall plates for consumer and under the hood, fasteners for automotive applications.
- Vydyne® 21SPM complies with EC 1935/2004, EU 10/2011, EU 2023/2006, FDA 21 CFR 177.1500.
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
Conversion mode
Availability
Product Status:Visible After Login
Regional Availability:Visible After Login| Visible After Login| Visible After Login
Vydyne® 21SPM 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-Ampere Arc Ignition (HAI) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| High-Ampere 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 |
|---|---|---|---|
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 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 |
| Modulus of Elasticity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Poisson's Ratio | 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 |
| 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, 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® 21SPM 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 | |


