# Flow batteries and Iron ore

Their prices have moved together.

Source page: https://www.materialinsights.org/links/flow-batteries-and-iron-ore/

[Flow batteries](https://www.materialinsights.org/energy/e_flow_batt/) (energy) and [Iron ore](https://www.materialinsights.org/commodities/iron_ore/) (commodity): 1 relationship.

## How they are linked

### 1. Price link: iron chemistry

*Cost and price · Weak · Both ways*

All-iron flow batteries use cheap iron salts as the active material, aiming for very low cost per stored hour. The iron ore price shows no useful link to the battery proxy, with monthly moves at -0.16.

- **-0.16** monthly change correlation
- **0.28** 12-month change correlation
- **0.06** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.