Air Burn
Air
Burn: A patch or streak of
brown or black material on the component caused by air or gases that have not
been properly vented from the mold and have caused the material to overheat and
burn.
Classification of plastics
PLASTICS Types of plastics Based on thermal Behaviour Thermoplastics Thermoset Based on performance Commodity Plastics PP,PE,PS PVS Engineering Plastics PC, ABS, NYLON Speciality Plastics TEFLON,PVOH
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