Revision Cards 3.5 / 5 based on 2 ratings ? Design & Technology: ElectronicsGeneralGCSEAQA Created by: phanfictionanddilhowlterCreated on: 20-11-15 12:43 What does HDPS Stand For? High Density Polystyrene 1 of 11 What does HIPS stand form? High Impact Polystyrene 2 of 11 What does LED stand for? Light Emitting Diode 3 of 11 In Vacuum Forming what is a mould? The shape we want our plastic to be in. 4 of 11 In Vacuum forming what is the platten? The bed to rest the mould on. 5 of 11 What is the first step of Vacuum forming? Lower the Platten and wait for the HIPS to soften 6 of 11 What is the second step in vacuum forming? Raise the platten and blow air into the HIPS to stretch. 7 of 11 What is the third step in Vacuum forming? Vacuum the HIPS to the mould. 8 of 11 What is the final step in vacuum forming? Cool the plastic and remove the mould. 9 of 11 What is a thermoplastic? A plastic which can be remoulded with heat. 10 of 11 What is a thermoset? A plastic which sets after the first heat. 11 of 11
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