this quenching agent is supplied as a concentrated solution containing 10% ~ 12% polyvinyl alcohol.... (more…)
according to these characteristics, people can not only select the type of polymer quenching medium... (more…)
polyethylene glycol is chemically stable in the air and in solution, but its molecular weight is low... (more…)
Depending on the molecular weight, the properties vary from colorless odorless viscous liquid to wax... (more…)
Generally speaking, the workpiece heated by the salt furnace is not suitable for quenching in the wa... (more…)
quenching oil tank cooling agitator is also called quenching cooling agitator, quenching tank agitat... (more…)
The PAG polymer in the quenching liquid is quite stable and will hardly be oxidized and decomposed u... (more…)
Trinitrate aqueous solution is a quenching medium that dissolves three types of nitrates, sodium nit... (more…)
the well furnace quenches the long workpiece, the top of the workpiece lifted out of the well furnac... (more…)
The material is 20Cr. The part has teeth, abrupt cross-section and complex shape. The original use o... (more…)