// exact calculation
How many Propane Explosive Bomb (catapult) for Metal Wall
Calculation for Metal Wall (1000 HP) using this explosive type only.
HP
8items
needed when raiding with Propane Explosive Bomb (catapult) alone
needed when raiding with Propane Explosive Bomb (catapult) alone
Target hitpoints1,000
Total sulfur7,200
Sulfur per unit900
Harmless overkill100.6
Propane Explosive Bomb (catapult) is the cheapest way to break Metal Wall by sulfur.
// method comparison
Other ways to break Metal Wall
| Explosive type | Quantity | Sulfur |
|---|---|---|
| Propane Explosive Bomb (catapult)cheapest | 8 items | 7,200 |
| Timed Explosive Charge | 4 items | 8,800 |
| Explosive Rifle Ammo | 400 rounds | 10,000 |
| Satchel Charge | 23 items | 11,040 |
| Rocket | 8 items | 11,200 |
| Propane Explosive Bomb (planted) | 13 items | 11,700 |
| Beancan Grenade | 112 items | 13,440 |
| F1 Grenade | 993 items | 59,580 |
← All raid methods for Metal Wall
Important: this is a reference minimum from the current database, not a guarantee. Check the source and target state before a raid.