Nippon Sheet Glass Factory (NSG)

2 x S500 were installed outdoor, the impulse bands were well protected from rain.

Vulcan S25 were installed as a test for a small stirrer for 3 months, and the scales in the paddle have been greatly reduced.

Without Vulcan, scale and rust were vary hard

After installing Vulcan S25 for 2 months, scale and rust have been softer and muddy

Scale and rust were dissolved like mud that can pass through 0.5 mm strainer