何本もある加熱したロールに、原料を通して圧延したあと、冷却ロールに通して厚みを調整し、材料を巻き取ることで、シートやフィルム状の塩ビを成形します。
دستگاه‌های ژلیفیکاسیون: معمولاً از نوع ماشین‌های تهیهٔ ورقه هستند.
Sure, if you want to maintenance or adhere PVC board You should utilize common Tremendous glue or PVC cement. Is it possible to paint expanded PVC sheet?(demonstrate/hide)
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The contents on the response vessel are pressurized and frequently mixed to maintain the suspension and make certain a uniform particle dimensions of the PVC resin. The reaction is exothermic and thus calls for cooling. As the quantity is lessened during the reaction (PVC is denser than VCM), h2o is frequently added for the mixture to keep up the suspension.[nine]
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。
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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.
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Co-stabilisatorer Synergistiska med andra stabilisatorer och kan vara polyoler, organiska fosfiter, epoxiestrar eller epoxiderade oljor
One of many to start with things you will observe about the marine PVC board that We've in stock in this article at Boat pvc شبابيك Outfitters is the fact that it truly is very lightweight.
In a normal coronary heart rhythm, a tiny cluster of cells on the sinus node sends out an electrical sign. The sign then travels through the atria on the atrioventricular (AV) node and in to the ventricles, creating them to contract and pump blood.
比較的小さな分子であるモノマーが、繰り返し結合したものをポリマーと呼びますが、この繰り返し結合した度合いのことを「重合度」と呼びます。
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