What is the expiry date of an electrode?
There is no expiry date for an electrode. Before using the electrodes/before placing the electrodes in an oven ensure that the electrodes are in good condition.
If you have doubt about the quality of electrodes, take some electrodes and do a test weld. If the electrode is giving a good weld then the electrode can be used.
Oven validation Process
Periodic validation of mother oven, holding oven and portable oven is required. This is to ensure that the oven is working properly.
Validation process involves checking the temperature of the oven with a thermometer against the set temperature of the oven. If any abnormalities are found it should be repaired. During the validation process the physical condition of the oven, loose electrical connections etc. if any also to be checked.
A sticker will be pasted on the oven with the signature of the validating person. A register will be maintained with the details of validation.
Validation process involves checking the temperature of the oven with a thermometer against the set temperature of the oven. If any abnormalities are found it should be repaired. During the validation process the physical condition of the oven, loose electrical connections etc. if any also to be checked.
A sticker will be pasted on the oven with the signature of the validating person. A register will be maintained with the details of validation.
VALIDATION STICKER
Duration of oven validation: Duration will be fixed based on the usability, chances of abnormalities of machines etc. Normally mother oven and holding oven are validated once in 6 months. Portable ovens are validated once in 3 months. But it is advisable to validate the mother oven and holding oven once in 3 months and portable oven in every month.
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