Question

what is the conditions of a scraper​

Answer 1

Scrapers work on the principle that a scraper blade is firmly pressed against the product-contact surface and pushed forward across the surface to lift soils from the surface by friction (Middleton et al., 2003; Holah, 2009).

Answer 2

Answer:

Scrapers work on the principle that a scraper blade is firmly pressed against the product-contact surface and pushed forward across the surface to lift soils from the surface by friction (Middleton et al., 2003; Holah, 2009).