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The BF-20 (Chinese: 蓝焱-20; pinyin: Lányàn-20, lit. Blue Flame 20) is a full-flow staged combustion cycle rocket engine burning liquid methane and liquid oxygen under development by LandSpace.
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landspace engine full-flow development test staged combustion cycle completed 2025 rocket thrust chinese pinyin full-system 蓝焱-20 lányàn-20 lit blue flame
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| BF-20 | Chamber pressure | 26 MPa (3,800 psi) | 1.00 | infobox |
| BF-20 | Country of origin | China | 1.00 | infobox |
| BF-20 | Cycle | Full-flow staged combustion | 1.00 | infobox |
| BF-20 | Manufacturer | LandSpace | 1.00 | infobox |
| BF-20 | Mixture ratio | 3.6 (±8%) (adjustable) | 1.00 | infobox |
| BF-20 | Propellant | LOX / CH4 | 1.00 | infobox |
| BF-20 | Specific impulse, sea-level | 328.47s | 1.00 | infobox |
| BF-20 | Specific impulse, vacuum | 353.16s | 1.00 | infobox |
| BF-20 | Status | In development | 1.00 | infobox |
| BF-20 | Throttle range | 40%~120% | 1.00 | infobox |
| BF-20 | Thrust, sea-level | 2,200 kilonewtons (490,000 lbf) | 1.00 | infobox |
| BF-20 | Thrust, vacuum | 2,366 kilonewtons (532,000 lbf) | 1.00 | infobox |
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