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Address: NO.12 HUANGHE RD ,HUANGJINAG , DONGGUAN, GD,CHINA
Contact name:David
VEDALI HARDWARE CO., LTD |
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18 Straight Teeth Nylon Plastic Spur Gears Lightweight 0.5 m Modulus For Toy
Plastic white spur gears with straight teeth for toy transmission purpose , cylinder body and a through hole in centre , a pin or shaft is put through it to support gear .
Technical Data
Including Modulus , Number of Teeth ,Outside diameter ,Root diameter ,reference circle ,depth of tooth ,tooth addendum ,tooth dedendum ,pitch ,teeth thickness and pressure angle .
| Modulus | m | 0.5 |
| Number of teeth | z | 18 |
| Outside diameter | da | 10 |
| Root diameter | df | 7.75 |
| Reference circle | d | 9 |
| 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° |
Precision
Level 9 based on ISO standard .
Material
Spur gears are made from plastic nylon PA66
Color
Based on White RAL 9003 , there are more colors for choices .
| RAL 3000 | RAL 3001 | RAL 3002 | RAL 3003 | RAL 3004 | RAL 3005 | RAL 3007 | RAL 3009 | RAL 3011 |
| RAL 6000 | RAL 6001 | RAL 6002 | RAL 6003 | RAL 6004 | RAL 6005 | RAL 6006 | RAL 6007 | RAL 6009 |
| RAL 9001 | RAL 9003 | RAL 9004 | RAL 9005 | RAL 9010 | RAL 9011 | RAL 9016 | RAL 9017 | RAL 9018 |
Application
The specification of spur gears are designed for toy transmission purpose , they are used to following items as well
▲ Household appliances
▲ Official appliances
▲ Car
▲ Timing device
▲ Micro electric motor
▲ Camera
▲ Instruments and meters
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 |
Features
Self –lubricant
Low noise
Small inertia
Light weight
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 .
