Гранулы PBT для сборки переключателей огнестойкие армированные гранулы

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Products Description


Product Name
polybutylece terephthalate PBT  ,galss fiber reinforced , Carbon fiber reinforced etc
Advantages
Free sample
On-time delivery
Environment friendly
Can be reinforced with the glass fiber/toughness/flame retardant/UV stabilized
Competitive price
High quality
About Inquiry
In order to give you a satisfactory quotation as soon as possible
and to find materials that are perfectly suited to your products
please tell us the details:
1.Virgin or recycled
2. Any additives, such as uv-stablized, light diffusion, flame retardant, etc.
3. Injection or extrusion
4. To make what product
5. Color


Polybutylene terephthalate, (PBT for short), PBT is a milky white translucent to opaque, crystalline thermoplastic polyester. It has high heat resistance, toughness, fatigue resistance, self-lubrication, low friction coefficient, weather resistance, low water absorption, only 0.1%, and still maintains various physical properties (including electrical properties) in a humid environment, electrical insulation, However, the volume resistance and dielectric loss are large. It is resistant to hot water, alkalis, acids and oils, but is easily eroded by halogenated hydrocarbons, has poor hydrolysis resistance, can be rapidly crystallized at low temperatures, and has good formability.
PBT (enhanced, modified PBT) is mainly used in automobiles, electronic appliances, industrial machinery and polymer alloys, blending industries. Such as distributors in automobiles, car body parts, igniter coil skeletons, insulating covers, exhaust system parts, motorcycle igniters, deflection coils of TV sets in the electronic and electrical industry, picture tubes and potentiometer brackets, sound output Transformer frame, adapter frame, switch connector, electric fan, refrigerator, washing machine motor end cover, bushing.
There are also transport machinery parts, sewing machine and textile machinery parts, watch casings, lens barrels, iron covers, mercury lamp shades, baking oven parts, power tool parts, shielding sleeves, etc.
Editing of process conditions
Drying: This material is easily hydrolyzed at high temperatures, so drying prior to processing is important. The recommended drying conditions in air are 120°C for 6~8 hours, or 150°C for 2~4 hours. Humidity must be less than 0.03%. If drying with a hygroscopic desiccator, the recommended conditions are 150°C for 2.5 hours. [1]
Melting temperature: 225~275℃, recommended temperature: 250℃.
Mold temperature: 40~60℃ for unreinforced material. The cooling channel of the mold should be well designed to reduce the bending of the plastic part. The heat dissipation must be fast and even. The recommended diameter of the mold cooling channel is 12mm.
Injection pressure: medium (up to 1500bar).
Injection speed: The fastest possible injection speed should be used (since PBT solidifies quickly).




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FAQ


1. About Factory
It is closed to Xiamen port.
2. About Sample
FREE SAMPLE
3. About Material
We can customize the material performance according to customers’ requirement.
4. About Color
We can match the material color according to color card PANTONES or RAL.
If you don't know color card number, you can send us product.
5. About Process Method
Full technical/process support.
6. About Delivery Period
About 7 working days for 10tons, 10 working days for 18-20 tons.
7. About Payment Term
It’s flexible, TT, L/C at sight, PAYPAL, BANK, Alibaba’s Trade Assurance, etc.


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