引 言
PVC壓延膜是改色膜常用的基膜之一,具有質(zhì)輕、力學(xué)強度高、絕緣性能好、易加工等特點,其壓延工序主要為:混料—熱擠出—壓延(擠壓、引離、壓花)—冷卻—收卷。
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解決辦法 |
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薄膜晶點多 |
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薄膜粘輥 |
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