Injection Molded Plastic Washer Bushing 45mm Oyster Double Round Body Design
Injection Molded Plastic Washer Bushing 45mm Oyster Double Round Body Design
Special plastic injection molding fixing washer bushing has a double round body design that smaller one is placed in bigger one and both are connected by four bars , there is a hole in middle of bar for further fixing purpose when it is assembled with other pieces .
Plastic injection molding fixing washer bushing is made from nylon PA with grade 66 , this material is quite good for high requirements on assembly and use conditions .
Low friction and good self-lubricant for a long service
Wide working temperature from -30℃ to 150℃ for the most areas with different climate .
Colorful choices for many demands
Specification for Plastic injection molding fixing washer bushing
Outside diameter : 30 mm
Small round diameter: 25 mm
Height : 10 mm
Note : we accept customized sizes for different design on construction
Physical Performance for Plastic injection molding fixing washer bushing
| Density ( g/cm3) | 1.14 |
| Water absorption % | 3 |
| Shrinkage % | 1～2 |
Mechanical Property for Plastic injection molding fixing washer bushing
| 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 |
Thermal Performance for Plastic injection molding fixing washer bushing
| Normal working temperature ℃ | 80～120 |
| Brittle temperature ℃ | -30℃ |
| Melting temperature ℃ | 252 |
| Pyrogenic decomposition temperature ℃ | 350℃ |
| Matin heatproof ℃ | 50～60 |
Electrical Performance for Plastic injection molding fixing washer bushing
| 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 for Plastic injection molding fixing washer bushing
Wear resistance
Good self-lubricant
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
Parts can be workable at -30℃
Environment friendly
Parts meet RoHS or REACH environmental production standard .
We manufacture different plastic injection molding or molded parts with materials cover PA ,ABS ,PC ,PMMA ,PVC and PE etc , and we can provide Customization service with good quality ; Small MOQ is accept .
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