+(86) 13866126226
hfchengchi@163.com

Tags for: in

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…)

Sintering Furnace Process

Sintering Furnace Process

Sintering furnace is a furnace used in a high temperature environment, it is most used in the steel industry, metallurgy industry and other industries. And it can be used in the same way for high temp... (more…)

Distribution of resistance furnace power installation

Distribution of resistance furnace power installation

Resistance furnace power installation distribution,Industrial furnace heating time requirements1. box-type furnace: furnace door at the installation of 1/3-1/4 power... (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…)

Vacuum Tempering Furnace Temperature Uniformity

Vacuum Tempering Furnace Temperature Uniformity

Tempering furnace Shanghai temperature uniformity requirements for the 650 ¡æ 5 ¡æ (inflated 4.5Pa stirring cycle). The beginning of the temperature measurement can only be 645.℃, less than the design... (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…)

Comparison table for ammonia decomposition rate, hydrogen content and nitrogen potential

Comparison table for ammonia decomposition rate, hydrogen content and nitrogen potential

Comparison table of ammonia decomposition rate, hydrogen content and nitrogen potentialAmmonia decomposition rate % Hydrogen content % Nitrogen potential... (more…)

Quenching oil tank cleaning and use specification

Quenching oil tank cleaning and use specification

oil pump will be quenching oil tank in the old oil pumping, the pipeline in the old oil should also be drained (can be opened at the joints to exhaust the old oil).... (more…)