VEDALI HARDWARE CO., LTD
VEDALI HARDWARE CO., LTD Professional Hardware Supplier Perfect Engineering Solutions
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Plastic High Precision Gears 10mm Printer White Small Spur Gears Straight Teeth
Cylinder round spur gear with straight teeth for printer , a pin hole in centre for fixing spur gear .
Technical Data
| Modulus | m | 0.5 |
| Number of teeth | z | 10 |
| Outside diameter | da | 6 |
| Root diameter | df | 3.75 |
| Reference circle | d | 5 |
| Depth of tooth | h | 1.12 |
| Tooth addendum | ha | 0.5 |
| Tooth Dedendum | hf | 0.625 |
| Pitch | p | 1.57 |
| Teeth thickness | s | 0.8 |
| Pressure angle | ɑ | 20° |
| Full length | L | 10 |
Unit : mm
Precsion
Level 9 based on ISO standard .
Material
Spur gears are made from plastic nylon PA66
Application
10mm length spur gear with straight teeth is used for printer , it is also used to other items like
▲ Duplicating machine
▲ Speed reducer
▲ Timing device
▲ Micro electric motor
▲ Camera
▲ Instruments and meters
▲ Vacuum cleaner
▲ Light for car
▲ Toy
Mechanical Property
| Tensile strength MPa | 60～80 |
| Elongation at break % | 2.2 |
| Bending strength MPa | 100～120 |
| Modulus of elasticity for bending MPa | 2000 ～3000 |
| Notched Impact Strength(J/m) | 60～100 |
| HR hardness | 118 |
Electric Performance
| Dielectric constant | 1.63 |
| Arc resistance sec | 130～140 |
| Specific volume resistance Ω·cm | 1.83×1015 |
| dissipation factor | 100～400 |
| Dielectric strength(kV/mm) | 20～30 |
Features
Good self-lubricant
High mechanical property
Resistant high temperature
Normally , the part can be operated smoothly at temperature 150℃ and thermal deformed temperature is up to 250℃ when parts with glass fiber .
Perfect elongation
Elongation at break is 2.2% according to ISO 527 testing method .
Corrosion resistance
Good insulation
Specific volume resistance is 1.83×1015 and resistance to high breakdown voltage support part to be good insulated .
Resistant impact
60 – 80 KJ/M2 normally .
Resistant fire
Generally , the fire resistance is UL94V-2 and UL64V-0 for special parts .
Resistance to low temperature
Plastic spur gear can be workable at -30℃
We make more plastic gears with different specifications for many fields in industry , please contact us if you are interesting in any gear , we are able to develop customized plastic gears as well .