Introduction：

The brush casing cleaner is used in combination with the casing scraper. It is connected above the scraper, with its upper and lower brushes working to scrub and clean the casing inner wall that has been scraped by the , providing secondary cleaning after the scraping process. In shallow wells, the lower brush primarily performs the cleaning work. When reaching deep wells, where the lower brush becomes worn, the upper brush automatically extends to continue the operation.

Features and Benefits：

★ It is used in combination with the casing scraper to perform secondary brushing cleaning on the casing inner wall after scraping.

★ Its two-stage brush system ensures seamless transition from lower brush (shallow well) to upper brush (deep well) operation.

★ It eliminates dead zones during cleaning, effectively improving casing inner wall cleanliness.