# Carbon black and Natural rubber

Their prices have moved together.

Source page: https://www.materialinsights.org/links/carbon-black-and-natural-rubber/

[Carbon black](https://www.materialinsights.org/chemicals/carbon_black/) (chemical) and [Natural rubber](https://www.materialinsights.org/commodities/rubber/) (commodity): 1 relationship.

## How they are linked

### 1. Price link: co-input in tyres

*Cost and price · Weak · Both ways*

Tyres combine natural rubber, synthetic rubber and carbon black as a strengthening filler, so the same tyre demand drives them. The US carbon black index moves on its own oil-based costs: monthly moves correlate at minus 0.15 and yearly moves at 0.13.

- **-0.15** monthly change correlation
- **0.13** 12-month change correlation
- **-0.23** fitted elasticity

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