M5 Hex Head Plastic Screws Bolt PA 66 Grade White Nylon Fastener
M5 Hex Head Plastic Screws Bolt PA 66 Grade White Nylon Fastener
Plastic hexagon head screws are made from nylon PA 66 , full threads and flat point , work with a nuts or secure pieces without a nuts help , widely used to fields in industry .
Plastic hexagon head screws with good self-lubricant , resistance to wear and good elongation , it is not easy to be broken even under heavy duty load .
Material
Hexagon head screws are made from plastic nylon with grade PA 66
Class for fire resistance
UL94V-2
Physical Performance
| Density ( g/cm3) | 1.14 |
| Water absorption % | 3 |
| Shrinkage % | 1～2 |
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 |
Electrical 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 |
Thermal Performance
| Normal working temperature ℃ | 80～120 |
| Brittle temperature ℃ | -30℃ |
| Melting temperature ℃ | 252 |
| Pyrogenic decomposition temperature ℃ | 350℃ |
| Matin heatproof ℃ | 50～60 |
Specification
| Thread diameter | d | M5 |
| Thread length | L | 10 |
| Head height | k | 3.6 |
| Head width | S | 8 |
All sizes are in millimeter
Tolerances
General size tolerances are ±0.1 – 0.2 mm , and according to ISO 2768 for unmarked tolerances .
| Thread diameter | M6 |
| Thread length | ±0.2 |
| Head height | ±0.1 |
| Head diameter | ±0.1 |
All sizes are in millimeter
Characteristics
Wear resistance
Plastic hexagon head screws has a higher hardness 118 after improved chemical elements .
Good self-lubricant
Self lubricant make plastic hexagont head screws are more resistant wear and a longer service .
High mechanical property
Resistant high temperature
Normally , plastic hexagon head screws 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
Plastic hexagon head screws can be resistant of the most chemicals on corrosion .
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 hexagon head screws can be workable at -30℃
Environment friendly
Plastic hexagon head screws meet RoHS or REACH environmental production standard .
Application
Plastic hexagon head screws are mainly used to various motors or electrical components or parts with light duty load and working conditions are easy to be rusted in industry .
1 , Car industry
2 , Household appliances
3 , Official equipments
4 , Toy items
5 , Electrics
6 , Aerospace
7 , Sports equipments
8 , Technology and research device
More Specifications
| d | k | s | e |
| 1.6 | 1.1 | 3.2 | 3.41 |
| 2 | 1.4 | 4 | 4.32 |
| 2.5 | 1.7 | 5 | 5.45 |
| 3 | 2 | 5.5 | 6.01 |
| 3.5 | 2.4 | 6 | 6.58 |
| 4 | 2.8 | 7 | 7.66 |
| 5 | 3.5 | 8 | 8.79 |
| 6 | 4 | 10 | 11.05 |
| 7 | 4.8 | 11 | 12.12 |
| 8 | 5.3 | 13 | 14.38 |
| 10 | 6.4 | 17 | 18.9 |
Note : Lengths of plastic hexagon head can be customized according to specific requirements .
Get in Touch
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