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Material: Acetal H - Ertacetal®H (Delrin®)Manufactured from the Delrin® resin with similar properties to Ertacetal®C but a superior mechanical material with even better machining properties.
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Print Version
| Colour | - | - | Natural(White)/Black | | Density | ISO 1183 | g/cm³ | 1.43 | | Water Absorption - saturation in air (23°c/50%RH) | - | % | 0.2 | | Water Absorption - saturation in water (23°c) | - | % | 0.85 | | Tensile strength*¹ | ISO 527 | N/mm² | 78 | | Tensile modulus of elasticity*¹ | ISO 527 | N/mm² | 3600 | | Elongation at break*¹ | ISO 527 | % | 35 | | Impact - Charpy*¹ | 179/1eU | kj/m² | >200 | | Impact – Izod notched | 180/2A | kj/m² | 10 | | Hardness | Rockwell Shore D | - | M88 | | Melt point | - | °c | 175 | | Max service temp in air short periods | - | °c | 150 | | Max service temp continuously for 20000hrs | - | °c | 90 | | Linear thermal expansion coefficient | - | K-1x10-5 | 9.5 | | Thermal Conductivity | - | W/(K.m) | 0.31 | | Flammability*² (6mm thickness) | - | - | HB | | Volume resistivity*¹ | IEC93 | Ohm.cm | >1014 | | Dielectric strength*¹ | IEC243 | Kv/mm | 20 | | Outside applications – UV resistance | - | - | B | | Acids – strong (Ph<3) | - | - | C | | Alkalis – strong (pH>11) | - | - | C | | Chlorinated Hydrocarbons | - | - | A/B | | Hot Water | - | - | B | | | | ‘A’ – Acceptable service, ‘B’ – Limited, ‘C’ – Unacceptable | | *¹ Measured on dry test specimens (where applicable) | | *² Tests completed by Quadrant EPP using UL test methods. |
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Availability:Rod,1m & 3m long – 5-200mm diameter
Plate,1m & 3m long x 610mm - 8-50mm thickness
Applications:Gear wheels, Cams, Heavily loaded bearings and rollers, Insulating components, Pump housings, Domestic appliance parts, Impellers,Valves, Valve seats, Electrical component
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The data shown are typical values and are not intended to represent specifications. Their aim is to guide the user toward a material choice. Not all material sizes shown within the availability programme of this data sheet are available as standard. Please contact ABG Rubber and Plastics Ltd for further details.
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