The Basic Principles Of pvc
The Basic Principles Of pvc
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The Expanded PVC sheet We now have offered listed here at Boat Outfitters is very simple to operate with and might be Reduce and formed applying conventional woodworking tools and supplies. Is expanded PVC water-resistant and weatherproof?(present/hide)
دستگاه‌های ژلیفیکاسیون: معمولاً از نوع ماشین‌های تهیهٔ ورقه هستند.
Not only does this lessen the Value and level of non-recyclable products, but Additionally, it assists to scale back its excess weight much too. On account of its weather resistance and other Gains, it can be a standard product employed for boat elements.
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About 50 percent of the whole world's PVC production capacity is in China, despite the closure of many Chinese PVC vegetation on account of difficulties complying with environmental polices and inadequate capacities of scale.
ポリ塩化ビニルの「ポリ」という言葉は、ポリマー（重合体）からきたもので、「たくさん」という意味があります。しかし、一般的に呼ばれている「塩ビ」は塩化ビニルではなく、ポリ塩化ビニルを指しているケースが多いので注意が必要です。
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 بر اثر فشار یا ضربه آسیب نمی‌بینند.
پروفیل‌ها می‌توانند کاملاً از مواد خام ساخته شده باشند یا دارای یک هسته از ضایعات یا مواد بازیافتی باشند که این هسته می‌تواند توسط پی‌وی‌سی سخت و به‌وسیلهٔ کواکستروژن پوشش داده شيش حصير شده باشد.
Pure polyvinyl chloride is really a white, brittle strong generally delivered as powder or pellets. It is insoluble in alcohol but a little bit soluble in tetrahydrofuran.
Emulsion Polymerization: In this process, vinyl chloride monomers are emulsified in water with the assistance of surfactants. The polymerization reaction is then initiated by free radicals.
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カレンダー成形は、シートやフィルムなどの平らな製品を成形するのに活用される加工方法です。
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