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耐刮擦高硬度耐磨蚀PC
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PC德国拜耳
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PC ENVIROPLAS Inc
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PC 4Plas
PC A Schulman Europe
PC ACLO Compounders Inc
PC AD majoris)
PC Adell Plastics Inc
PC ALBIS PLASTIC GmbH
PC Almaak International GmbH
PC Altuglas International of Arkema Inc
PC ARC Resin Corporation
PC Ashley Polymers Inc
PC Asia International Enterprise (Hong Kong) Limit
PC Bach Plastic Works Inc
PC Cabot Corporation
PC Canuck Compounders Inc
PC Chase Plastics Services Inc
PC Chemical Resources
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PC Clariant Performance Plastics
PC Colour Image Plastic Compound Sdn Bhd
PC Comco-Plastic GmbH
PC Cool Polymers Inc
PC Cossa Polimeri Srl
PC Delta Polymers
PC DESCO Co
PC DTR Srl
PC Ecomass Technologies
PC Edmund K Sattler Kunststoff-Bearbeitungs GmbH
PC EnCom Inc
PC Engineered Plastics Corporation
PC Engineered Polymers Industries
PC Ensinger-Hyde
PC E-Polymers Co
PC Ferro Corporation
PC Gardiner Compounds Ltd
PC Generic
PC Geo-Tech Polymers
PC Ginar Technology Co
PC Infinity Compounding Corp
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PC KOPLA Co
PC Kotec Corporation
PC Lehmann & Voss & Co
PC LTL Color Compounders
PC LUBEN PLAST srl
PC Lucent Polymers
PC Lucky Enpla Co LTD
PC Luxus Limited
PC Marplex Australia Pty Ltd
PC MRC Polymers Inc
PC Network Polymers Inc
PC NEXT Specialty Resins
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PC Novalca srl
PC Nytex Composites Co Ltd
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PC Ovation Polymers Inc
PC Oxford Polymers
PC Perrite
PC Petropol Industry and Trade of Polymers LTDA
PC Pier One Polymers
PC Plastcom
PC PlastxWorld Inc
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PC Polykemi AB
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PC Quadrant Engineering Plastic Products
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PC Ravago Manufacturing Americas
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PC Spartech Plastics
PC Taro Plast S p A
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PC Technical Polymers LLC
PC TER HELL PLASTIC GMBH
PC The Materials Group
PC The Matrixx Group Inc
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PC Tisan
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PC Tyne Plastics LLC
PC Unigel Plásticos
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PC Westlake Plastics Company
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模腔划痕和擦伤

模腔划痕是指模腔表面狎痕被原封不动地复制在成型制件表面上,因此除了修理模具之外没有其它办法。相反,擦伤是因模具拔模斜度相反或不足,而出现在制件与模腔相对滑动面上的擦伤现象。如果这样继续成型,极有可能磨损模具本身,必须及时修正模具。也有因抛光不充分或模具局部有毛刺而造成造成擦伤,稍加修理即可。

有的模具采用中心一根顶杆的顶出方式,实际顶出时顶板倾斜,因之制件也倾斜而产生顶出擦伤。这是被顶出制件相对型腔中习不平衡所造成的缺陷,需注意顶出方式的设计。

另外,拔模斜度不足也会产生擦伤。所以设计制件时必须充分考虑拔模斜度。特别是有蚀刻加工图案时,蚀刻的细小凸凹是造成反拔模斜度的原因,就取足够大的拔模斜度。同时,也必须反拔模斜面上的蚀诶花纹深度考虑进去。

 

 
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