Basic knowledge of plastic injection molding

Basic knowledge of plastic injection molding

　Introducing the basic knowledge to be key points for designing and manufacturing plastic injection molding. We will explain in an easy-to-understand manner in this basic knowledge corner focusing on the items which are easy to be overlooked: the equipment, molds and manufacturing procedures to produce plastic injection molded products and parts, which are necessary for refining applied plastic injection molding technology and know-how.

List of basic knowledge of plastic injection molding

• About plastic molding
• About plastic injection molding
• Mold for plastic injection molding
• About materials used for medical plastic injection molding
• About polypropylene (PP)
• About ABS resin
• About polycarbonate (PC)
• About polyethylene (PE)
• About polystyrene (PS)
• About thermoplastic elastomer (TPE)
• About mold maintenance for plastic injection molding
• How clean rooms are operated
• About Acrylonitrile Styrene (AS)
• About medical plastic injection molding and clean room operation
• How to remove molded product (adsorption type)
• How to remove molded product (automatic drop type)
• Plasticization forward retention and retraction after measurement
• About daily cleaning work supplies for clean room
• About ancillary equipment used for plastic injection molding
• About materials used for molds
• About basic knowledge of resin exchange in injection molding; Resin allowable temperature
• About product release method for plastic injection molding
• About runner release method
• Plastic injection mold temperature control
• Mold cooling medium flow
• Moldability of plastic injection molding materials
• Main causes of molding defects
• About vegetation
• Overpack measures
• Molding cycle and product cost
• Recycling measures for plastic products
• Measures against short shots at ribs
• How to set the dwell time
• Features of electric injection molding machine
• About antibacterial plastic
• About chemical resistance of plastic
• About injection molding speed and pressure
• About stabilization of weighing accuracy of injection molding