Hi I have acquired some castrol perfecto ht 5 heat transfer oil. Can it be used as hydraulic oil if so what grade 32 or 46 or could u mix it with hydraulic oil or could u mix with diesel for heating oil .
Hi I have acquired some castrol perfecto ht 5 heat transfer oil. Can it be used as hydraulic oil if so what grade 32 or 46 or could u mix it with hydraulic oil or could u mix with diesel for heating oil .
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