CGOLDENWALL CGO-20 Hammer Mill
A continuous hammer mill for grinding dry grain, herbs and spices to fine powder in small production runs.
Amazon $588.97$588.97
The CGOLDENWALL CGO-20 Hammer Mill is the better electric grain mill overall, rated 3.0 to 2.7. The CGOLDENWALL CGO-20 Hammer Mill leads on output and motor. The CGOLDENWALL DF-15 Hammer Mill wins on versatility. The CGOLDENWALL DF-15 Hammer Mill costs $102.43 less ($486.54 vs $588.97).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
CGOLDENWALL DF-15 Hammer Mill
A small continuous hammer mill for lab work and short production runs of dry grain and herbs.
Amazon $486.54$486.54
Which should you buy?
- Choose the CGOLDENWALL CGO-20 Hammer Mill for output (up to 44 lb per hour (maker claim) vs up to 33.1 lb per hour (maker claim)) and motor (2,000 W motor vs 1,500 W motor).
- Choose the CGOLDENWALL DF-15 Hammer Mill for versatility (dry grain plus beans and legumes vs dry grain only).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every feed and hammer mills electric grain mill; a clear win is highlighted. How we rank explains each one.
| Factor weight | CGOLDENWALL CGO-20 Hammer Mill | CGOLDENWALL DF-15 Hammer Mill |
|---|---|---|
| Overall rating | 3.0/5 | 2.7/5 |
| Value 20% | 29 $29.45 per 100 W ($588.97, 2,000 W) | 25 $32.44 per 100 W ($486.54, 1,500 W) |
| Output 25% | 55 up to 44 lb per hour (maker claim) | 44 up to 33.1 lb per hour (maker claim) |
| Motor 10% | 82 2,000 W motor | 70 1,500 W motor |
| Grind control 15% | 100 6 interchangeable sieves | 50 number of screens not published (neutral score used) |
| Versatility 10% | 0 dry grain only | 40 dry grain plus beans and legumes |
| Warranty 20% | 0 warranty not published, scored as none | 0 1-year warranty |
Specifications
| CGOLDENWALL CGO-20 Hammer Mill | CGOLDENWALL DF-15 Hammer Mill | |
|---|---|---|
| Milling | ||
| Milling type | Hammer and screen | Hammer and screen |
| Motor power | 2,000 W | 1,500 W |
| Speed | 2,840 rpm | 20,000 rpm |
| Claimed output | 44 lb/hr | 33.1 lb/hr |
| Fineness control | 6 sieves | Sieves |
| What it grinds | ||
| Beans and legumes | - | Yes |
| Oily seeds | No | No |
| Wet grinding | No | No |
| Continuous feed | Yes | Yes |
| Build | ||
| Overheat protection | Yes | Yes |
| Weight | 55 lb | - |
| Warranty | - | 1 year |