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Release:odinmould   Classification:About Plastic

plastic come from where

Plastic come from where??Origins of Plastics - synthetic plasticsThe main source of synthetic plastics is crude oil. Coal and natural gas are also used. Petrol, paraffin, lubricating oils and high pe

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Release:odinmould   Classification:About Plastic

Why use plastics

Why use plastics??Plastic are easily formed materials. The advantage to the manufacturer is that plastic products can be mass-produced and require less skilled staff. Plastics require little or no fin

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Release:odinmould   Classification:About Plastic

Blow moulding process

PVC, polythene and polypropylene are commonly used in blow-moulding.

This process is mainly used for making bottles, plastic buckets and similar shapes. A tube of softened (heated) plastic called a parison is extruded into a mould, then the mould is clamped closed at one end. Air is then blown under pressure into the interior of the parison, which expands to fill the mould and create the desired shape. 

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Release:odinmould   Classification:Mould design guide

冷卻系統 Cooling System

 冷卻系統Cooling System熱的熔體在型腔內冷卻、固化和定型。為了維持模具和熔體間的溫度差,冷卻液在模具內的孔道循環。連接整個軟管和孔道的系統叫作迴路。Hot melt is cooled, solidified and formed in the cavity. Tomaintain the required temperature difference between th

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