DuPont Delrin? 111P BK402 Acetal (POM) Homopolymer
Subcategory: Acetal; Polymer; Thermoplastic
Material Notes:
Delrin? 111P is a high viscosity acetal homopolymer with improved thermal stability and modifications for more precise molding (reduced warpage, less shrinkage, fewer voids).
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| Physical Properties | Metric | English | Comments | |
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| Density | 1.42 g/cc | 0.0513 lb/in? | ISO 1183 | |
| Melt Flow | 2.4 g/10 min | 2.4 g/10 min | 190?C, 2.16kg; ISO 1133 | |
Mechanical Properties |
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| Tensile Strength, Yield | 72 MPa | 10400 psi | ISO 527 | |
| Elongation at Break | 30 % | 30 % | Nominal; ISO 527 | |
| Elongation at Break | 45 % | 45 % | ISO 527 | |
| Elongation at Yield | 20 % | 20 % | ISO 527 | |
| Tensile Modulus | 3.2 GPa | 464 ksi | ISO 527 | |
| Flexural Modulus | 2.9 GPa | 421 ksi | ISO 178 | |
| Charpy Impact Unnotched | 19 J/cm? | 90.4 ft-lb/in? | ISO 179/1eU | |
| Charpy Impact, Notched, Low Temp | 0.8 J/cm? | 3.81 ft-lb/in? | -30?C; ISO 179/1eA | |
| Charpy Impact, Notched | 0.9 J/cm? | 4.28 ft-lb/in? | ISO 179/1eA | |
Electrical Properties |
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| Comparative Tracking Index | 600 V | 600 V | 23?C; 3.0mm; UL 746A | |
Thermal Properties |
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| Melting Point | 178 ?C | 352 ?F | 10?C/min; ISO 11357-1/-3 | |
| Deflection Temperature at 0.46 MPa (66 psi) | 166 ?C | 331 ?F | ISO 75-1/-2 | |
| Deflection Temperature at 1.8 MPa (264 psi) | 100 ?C | 212 ?F | ISO 75-1/-2 | |
| UL RTI, Electrical | 110 ?C | 230 ?F | 1.5mm; UL 746B | |
| UL RTI, Electrical | 110 ?C | 230 ?F | 3.0mm; UL 746B | |
| UL RTI, Mechanical with Impact | 85 ?C | 185 ?F | 1.5mm; UL 746B | |
| UL RTI, Mechanical with Impact | 90 ?C | 194 ?F | 3.0mm; UL 746B | |
| UL RTI, Mechanical without Impact | 90 ?C | 194 ?F | 1.5mm; UL 746B | |
| UL RTI, Mechanical without Impact | 95 ?C | 203 ?F | 3.0mm; UL 746B | |
| Flammability, UL94 | HB | HB | 1.5mm; IEC 60695-11-10 | |
| Flammability, UL94 | HB | HB | 1.5mm; UL94 | |
| Flammability, UL94 | HB | HB | 3.0mm; IEC 60695-11-10 | |
| Flammability, UL94 | HB | HB | 3.0mm; UL94 | |
Processing Properties |
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| Melt Temperature | 210 - 220 ?C | 410 - 428 ?F | ||
| Melt Temperature | 215 ?C | 419 ?F | Optimum | |
| Mold Temperature | 80 - 100 ?C | 176 - 212 ?F | ||
| Mold Temperature | 90 ?C | 194 ?F | Optimum | |
| Drying Temperature | 80 ?C | 176 ?F | ||
| Dry Time | 2 - 4 hour | 2 - 4 hour | Dehumidified Dryer | |
| Moisture Content | Max 0.2 % | Max 0.2 % | ||
Descriptive Properties |
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| Appearance | Black Color | |||
| DuPont Product Category | Unreinforced Resins | |||
| Features | Viscosity, High | |||
| Features | Dimensional Stability, Good | |||
| Features | Toughness, Good | |||
| Form | Pellets | |||
| Part Marking Code | >POM< | ISO 11469 | ||
| Processing Method | Injection Molding | |||
| Region | Americas | |||
| Region | Asia/Pacific | |||
| Region | Europe | |||
| Resin Identification | POM | ISO 1043 | ||
| Uses | Gears | |||
| Uses | Parts, Engineering | |||
| Uses | Conveyors | |||
| Uses | Fasteners | |||
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