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

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…)

completely eliminates the oxidation and decarburization of the surface of the workpiece during the heating process, and can obtain a clean surface without deterioration layer. This for those in the sh... (more…)

Gray cast iron and spheroidal graphite cast iron softening annealing, in fact, is a kind of heat treatment for carbide decomposition, for non-alloyed... (more…)

Quenching table quickly down: quenching oil tank is equipped with an automatic discharging platform, the workpiece falls into the medium fast, 2 to 3 times faster... (more…)

Hydraulic supporting rapid hydraulic automatic quenching oil tank hydraulic system consists of the following four parts:the driving part, that is, the oil pump. Its role is to convert mechanical energ... (more…)

Reasons for fan shaft bending or short life:Troubleshooting methods for bent or short-lived fan shafts: circulating cooling water is not enough, the water temperature is too high, or the circulating w... (more…)

Small intelligent experimental quenching tankIntelligent experimental quenching tank Small intell... (more…)

The water cooling system of the resistance vacuum furnace includes the furnace body and the vacuum system. Its purpose is to take away the heat loss and cool the rubber sealing area to maintain the op... (more…)