PVC är ett vitt pulver som saknar lukt och smak. Smälts pulvret bildar det en styv färglös polymer med densiteten cirka 1400 kg/m³ och med en mjukningstemperatur vid cirka 82°C.
ここでは塩ビの加工方法として代表的なものである、押出成形・カレンダー成形・射出成形・熱成形・ディッピング加工・コーティング加工を解説します。
パイプなどのように、断面形状がシンプルな形状の製品を作るのに適しています。口金の形状を変えることで、押し出される製品も形を変えられます。
立体的な製品を成形可能で、押し出し成形よりも複雑な形状を生産できます。製品のサイズも小さいものから大きなものまで対応が可能です。
The contents of your response vessel are pressurized and continually mixed to keep up the suspension and be certain a uniform particle dimensions on the PVC resin. The response is exothermic and thus needs cooling. As the amount is minimized in the reaction (PVC is denser than VCM), drinking water is continuously included to the mixture to maintain the suspension.[9]
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型のなかにある空気を吸い取り、大気圧で型に押し付ける手法を「真空成形」、大気圧ではなく圧縮空気で金型に押し付ける手法を「圧空成形」と呼びます。
کارت‌های پی‌وی‌سی کارت‌هایی هستند که از پلاستیک فشرده تهیه شده و یکی از محصولات صنعت پتروشیمی هستند و مقاومت آن‌ها در مقابل گرما و سرما در مقایسه با کارت‌های کاغذی بسیار بالاتر بوده و دوام و ماندگاری آن نیز به دلیل نوع مواد به کار رفته در آن‌ها بیشتر است و ابواب وشبابيك pvc بر اثر فشار یا ضربه آسیب نمی‌بینند.
金属加工業界の未来を支える人材確保のカギとは？取り組みと課題を徹底解説
When you’re acquiring issues getting the precise aspect You are looking for, the ideal starting point will be to acquire an image and provides us a phone.
Sure. An expanded PVC sheet has long been made with interior and exterior works by using in mind. You can thus use it with assurance on exterior aspects of your boat Which may be exposed to rain, snow, sleet, along with other adverse weather conditions. Can expanded maritime PVC board be bent to shape?(clearly show/conceal)
همچنین ماده‌ایست که اغلب برای لوله‌کشی آب و فاضلاب به علت ارزان بودن طبیعی و انعطاف‌پذیر بودن استفاده می‌شود.
We offer custom-made CNC routing and laser engraving expert services which suggests you can also structure the signs or product and set up for them to provide the information you want. It can also effortlessly be painted.
Despite the fact that PVC has several advantageous utilizes, it also has an important environmental effects. The generation and disposal of PVC can cause the release of harmful substances in the surroundings. In addition, because of its longevity, PVC squander can persist while in the surroundings for extended durations.