Nylon fundido preto
Chemical Designation: Polyamide 6
DIN Abbreviation: PA 6 G (cast)
Colour, Filler: Black,
Molybdenum disulphide
Stock Availability: Standard lengths 1 or 2 metres. Tube up to 3.5 metres long,
also cut to size
Rod 50 – 700 mm dia
Plate 10 – 160 mm thick
Tube 60 – 710 mm OD
Finished parts, machined or custom cast
Nylon fundido preto, TECAST TM is a tough hard semicrystalline cast nylon with good machinability, higher crystallinity and weathering resistance.
Main characteristics: very good machinability resistant to many oils,
tough, hard greases, diesels, petrol, …
UV/weathering resistant not electrically insulating
good sliding properties increased surface
even in dry running conditions hardness
abrasion resistant
- Preferred Fields: Mechanical engineering, automotive engineering, transport and conveyor technology, gears, textile, packaging and paper processing machinery, machine parts, agricultural machinery, printing machinery
Applications: diverse machine parts friction bearings
slide rails gears
castors wiper blades
pulleys chain wheels
sealing rings piston rings
Nylon fundido Preto, Tecast T.M.
The following information corresponds with our current knowledge and indicates our products and possible applications. We cannot give a legally binding guarantee of certain properties or the suitability for a specific application. Existing commercial patents must be observed. A definitive quality guarantee is given in our general conditions of sales. Unless otherwise stated, these values represent averages taken from injection moulding samples. We reserve the right of technical alterations.
| Properties | Unit | Test Method DIN ASTM | Dry | Wet * | ||
| Mechanical | ||||||
| Density | g/cm³ | 53 479 | 1.15 | |||
| Tensile strength at yield | MPa | 53 455 | 75 | |||
| Tensile strength at break | MPa | 53 455 | ||||
| Elongation at break | % | 53 455 | 40 | 60 | ||
| Modulus of elasticity in tension | MPa | 53 457 | 2800 | |||
| Modulus of elasticity in flexure | MPa | 53 457 | ||||
| Ball indentation hardness | MPa | 53 456 | 145 | |||
| Impact strength (Charpy) |
kJ/m² | 53 453 | ||||
| Creep rupture strength after 100o hrs with static load |
MPa | |||||
| Time yield for 1% elongation after 1000 hrs. |
MPa | |||||
| Coefficient of friction against hardened and ground steel p = 0,05 N/mm², v = 0,6 m/s |
– | |||||
| Wear conditions as above |
µm/km | |||||
| Thermal | ||||||
| Crystalline melting point | °C | 53 736 | 210 | |||
| Glass transition temperature | °C | 53 736 | 40 | 5 | ||
| Heat deformation Method A Method B |
°C °C |
ISO 75 ISO 75 |
||||
| Properties | Unit | Test Method DIN ASTM | Dry | Wet * | ||
| Thermal | ||||||
| Max. Working temperature. short term. long term |
°C °C |
170 100 |
||||
| Coefficient of thermal conductivity |
W/(m . K) | |||||
| Specific heat | J/(g . K) | |||||
| Coefficient of thermal expansion | 10-5/K | 9.5 | ||||
| Electrical | ||||||
| Dielectric constant at 105 Hz | 53 483 | |||||
| Dielectric loss factor 105 Hz | 53 483 | |||||
| Specific volume resistance | W . cm | 53 482 | ||||
| Surface resistance | W | 53 482 | ||||
| Dielectric strength 1 mm | kV/mm | 53 481 | ||||
| Tracking resistance | 53 480 | |||||
| Miscellaneous | ||||||
| Moisture absorption: Equillibrum in standard atmosphere (23 °C / 50 % relative humidity) |
% | 53 714 | ||||
| Water absorption at saturation at 23 °C | % | 53 495 | 6 | |||
| Resistance to hot water, washing soda |
limited resistance | |||||
| Flammability | UL 94 | HB | ||||
| Resistance to weathering | resistant | |||||
* after storage in a standard 23/50 atmosphere (DIN 50 014) to equilibrium
