Backflushing

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Process of determining the number of parts that must be subtracted from inventory records. This number is computed by referring to the number of parts withdrawn from the inventory (and delivered to the shopfloor) and the number of parts assumed (according to the bill of materials) to have been consumed in a manufacturing line at one or more deduct points.

Reference: Inventoryops.com

Backflushing

method for issuing (reducing on-hand quantities) materials to a manufacturing order. With backflushing, the material is issued automatically when production is posted against an operation. The backflushing program will use the quantity completed to calculate through the bill of material the quantities of the components used, and reduce on-hand balances by this amount. There are usually options during the backflush process to report scrap. In operations using backflushing it is advisable to set up specific machine locations and have materials transferred from storage locations to machine locations when they are physically picked for production. The backflush operation will then issue the material from the machine locations. Read my article on Backflushing.

Reference: erpgreat.com

Back flushing is nothing but automatic goods issue. System will automatically posts the goods issue when you confirm the operations.You have no need to make manual issue. It will reduce the effort. Backflushing is automatic accounting (Goods issues - 261 mvt) of material consumed for production, at the time of confirmation. Eg. When a 4 wheeler automobile is rolled out from assy line, 4 wheels & Tyres are deemed to be consumed and issued to production order automatically by way of backflushing by the system.