High Tensile Plastic Injection Molding Products 100mm PMMA Holder Bar Parts
High Tensile Plastic Injection Molding Products 100mm PMMA Holder Bar Parts
High tensile strength plastic injection molded holder bar parts are made of PMMA that are a quite good choice for electric communication device
With long service 5～8 years and keep color well .
Suitable deigns for easy operation
Resistant damp and water proof
Up to 92% light transmittance
Quite light weight only half to glass
Plastic holder bar injection molded part are made up of 12 square sockets and two small pin holes and a fixing pin at one end , half circle socket and a rectangle socket in the middle for supporting working piece .
Material
PMMA (polymethyl methacrylate )
Specification
| Length | 100 |
| Width | 10 |
| Height | 5 |
All sizes are millimeter
Tolerances
| Basic Sizes | Tolerance level |
| MT5 | |
| A | |
| 0-3 | 0.2 |
| 3-6 | 0.24 |
| 6-10 | 0.28 |
| 10-14 | 0.32 |
| 14-18 | 0.38 |
| 18-24 | 0.44 |
| 24-30 | 0.5 |
Physical Performance
| Density ( g/cm3) | 1.2 |
| Water absorption % | 0.4 |
| Shrinkage % | 0.5～0.8 |
| Light transmittance % | 92 |
Mechanical Property
| Tensile strength kgf/mm2 | 6～7 |
| Compressive strength kgf/mm2 | 12～14 |
| Elongation at break % | 50 |
| Bending strength MPa | 110 |
| Modulus of elasticity for bending MPa | 2400 |
| Notched Impact Strength MPa(kgf/mm) | 4 |
| Hardness HR | 80 |
| Modulus of elasticity for tension GPa | 3 |
Thermal Performance
| Heat distortion temperature ℃ | 68～69 |
| Coefficient of linear expansion ℃ | 0.00005—0.00009 |
| Normal working temperature ℃ | -60～65 |
| Brittle temperature ℃ | -60℃ |
| Melting temperature ℃ | 240～270 |
| Pyrogenic decomposition temperature ℃ | 270℃ |
Electric Performance
| Specific volume resistance Ω·cm | 1015 |
| Dielectric constant | 4 |
| Arc resistance sec | 120 |
| Dissipation factor | 110 |
| Dielectric strength(kV/mm) | 20 |
| Dielectric constant | 3.7 |
Features
Strong ductility
Its 10 times to silicon glass on ductility
Good insulation
Heat resistance
Resistant impact
The strength is about 200 times to common glass .
Resistant fire
Based on UL94V-0 level .
Environment friendly
PMMA parts is nontoxic material meet related standards .
Saving energy
Perfect light transmittance to reduce related device with electricity .
Available for different climates .
Tensile strength and light transmittance for PMMA parts are only reduce a little after 4 years .
Customized Service
Plastic injection molded parts with standard and non-standard are available for us , and we are good at developing new projects with complicated designs .
★ Professional design team
★ Skillful works
★ Quick delivery
★ Individual Service
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.