Test on the dosage of lubricant
In order to fully moisten and lubricate the pump and pump tube, and to attach a 1mm lubricating layer inside the pump tube, some water must be added according to the length of the pump tube before use…
In order to fully moisten and lubricate the pump and pump tube, and to attach a 1mm lubricating layer inside the pump tube, some water must be added according to the length of the pump tube before use…