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View of fully assembled Great Northern Pocket Grinder manufactured to Great Northern, Canada, design. 6 units where made for Australian Newsprint Mills, Tasmania, and are almost completely of cast 16% chrome stainless steel to combat corresion due to eucalypt organic acids. The grinding wheel is 62" diameter x 54" face width and absorbs 1800 hp at 240 RPM. Weight of each machine is 35 tons. It is believed but not substantiated that these were the largest stainless steel castings produced in the World at that time.

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