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Air cooled quenching workbench

Air cooled quenching workbench

The air cooled quenching workbench,air cooled quenching table,quenching table,forced ventilation quenching table is divided into natural cooling quenching table and forced ventilation quenching table... (more…)

Spray quenching tank

Spray quenching tank

Spray quenching tank/Spray quenching tank is a process method for quenching metal materials by spraying water flow (liquid medium) onto the workpiece, achieving rapid cooling. The intensity of the spr... (more…)

Composition and development history of industrial furnace

Composition and development history of industrial furnace

The main components of industrial furnace are: industrial furnace masonry, industrial furnace exhaust system, industrial furnace preheater and industrial furnace combustion device. There are various t... (more…)

Definition of annealing and classification of annealing

Definition of annealing and classification of annealing

The metal material is heated to a certain temperature (temperature according to different annealing methods), hold a certain time, and then slowly cooled (with the furnace cooling), in order to obtain... (more…)

Heating furnace burner flame regulation

Heating furnace burner flame regulation

For oil burner can be atomized steam, primary air and secondary air volume adjustment; for gas burner can be adjusted by the amount of primary air and the amount of secondary air, in order to make its... (more…)

Unusual overheating damage to electric heating element connectors

Unusual overheating damage to electric heating element connectors

lead line burned off, crimp screw and nut burned fusion corrosion and other electrical heating element of the electrical connector, abnormal overheating damage, resulting in electrical heating equipme... (more…)

Maintenance of cast iron crucibles

Maintenance of cast iron crucibles

Cast iron crucible is cheap, durable and so on, thus it is widely used in melting furnace, crucible furnace and other furnaces to melt aluminum, lead and other metals.... (more…)

Nitriding furnace mold nitriding layer appears network, corrugated, needle or fishbone defects causes and preventive measures

Nitriding furnace mold nitriding layer appears network, corrugated, needle or fishbone defects causes and preventive measures

Nitriding furnace mold nitriding surface layer appearing reticulate and corrugated, needle or fishbone nitrides and thick white brittle layer will lead to mold toughness reduction, brittleness increas... (more…)

Nitriding Furnace Operation Procedure

Nitriding Furnace Operation Procedure

Before loading the furnace, the dust and impurities in the furnace must be cleaned up.Workpiece must be loaded from the bottom to the top of the order of the furnace (to prevent the workpiece falling... (more…)

Methods and principles for the determination of ammonia decomposition rate

Methods and principles for the determination of ammonia decomposition rate

The flow and pressure of ammonia can be adjusted by needle valve. The pressure in the tank is measured by a U-shaped manometer, which is generally controlled at 30~50mm oil column... (more…)