Quick Mineral Scale Buildup Stats: 1 mm scale: +15% energy demands | ⅛ inch scale on heating elements: 20%-25% efficiency loss | Every 5 GPG hardness: 4% efficiency loss | Water heater: lifespan shortened by 50% | 1/16 inch injection molding: 3-5 inch heat-transfer resistance
Holcim Cement Factory
Holcim is a global cement and aggregates leader who is dedicated to innovation and sustainable building solutions; they are on a mission to decarbonize building across their value chain.
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Degrees of Water Hardness
Hardness Level
GPG
PPM
Slightly Hard
1.0–3.5
17.1–60
Moderately Hard
3.5–7.0
60–120
Hard
7.0–10.5
120–180
Very Hard
>10.5
>180
GPG: Grains Per Gallon PPM: Parts Per Million
Global Presence
The Vulcan mineral descaling hard water softening technology has been installed with success across the world: