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التركية - الإنجليزية

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{i} preheating

A general term for heating material, as a die in die casting, as a preliminary to operation, to reduce thermal shock and prevent adherence of molten metal

Warming of parts prior to application of a coating, recommended when adhesion is critical and when parts are being coated in humid atmospheres In some cases, this technique can be used to achieve higher-than-normal film builds

present participle of preheat

The process of heating a die casting die prior to making castings to minimize the thermal shock from the first few castings Also applies to die heating prior to die placement in the machine, for more rapid die changing and onset of production

Nonfer met -Heating a metal to a relatively high temperature for a relatively long time in order to change the structure before working Ingots are homogenized by preheating

{i} heating beforehand, warming ahead of time

Heating solder cream to drive off solvents prior to reflow; may take place as a separate process or as the first stage of reflow itself Also called drying or curing Reduces overall thermal shock

plastic may be heated before use to remove moisture contaminants

The process of heating a glass piece from room temperature to a state sufficient to prevent serious shock when plunged into a flame This can either be done in a kiln or in the backwash of a flame

The application of heat to a base metal prior to a welding or cutting operation

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