The Rust GuideTHE RUST GUIDE
Doors·1,000 HP

Armored Ladder Hatch

Open item ›
1
1
Cheapest way in
×250
Explosive 5.56 Rifle AmmoSemi-Automatic Rifle
Sulfur6,250sulfur ore
Time1m 50sto get in
BenchWB3to craft
4 HP per hit · 250 hits on 1,000 HP · one tile = 25 hits−2 HP overkill
Save 1,100 sulfurvsExplosive 5.56 Rifle Ammo2 Timed Explosive Chargethen30 Explosive 5.56 Rifle Ammofor the last 120 HP5,150

Compare tools

12 tools · full bar = 4× the best
Sort
ToolBench
Explosive 5.56 Rifle AmmoSemi-Automatic Rifle · Workbench 3WinnerCheapest sulfur×2506,250 Best1m 50s×8.6WB3
Mortar ShellMortar · Workbench 2×216,300 +1%53s×4.2WB2
Timed Explosive ChargeWorkbench 3Fastest×36,600 +6%13sBestWB3
RocketWorkbench 3×57,000 +12%25s+93%WB3
Propane Explosive BombPlaced · Workbench 2×87,200 +15%1m 30s×7WB2
Satchel ChargeWorkbench 1 · ~19 with duds×157,200 +15%30s×2.3WB1
Beancan GrenadeStuck (right click) · Workbench 1 · ~82 with duds×698,280 +32%4m 53s×23WB1
High Velocity RocketWorkbench 2×428,400 +34%4m 13s×20WB2
Beancan GrenadeThrown · Workbench 1 · ~97 with duds×829,840 +57%5m 49s×27WB1
F1 GrenadeStuck (right click) · Workbench 2×20012,000 +92%10m×47WB2
F1 GrenadeThrown · Workbench 2×2,000120,000 ×191h 40m×469WB2
40mm HE GrenadeMultiple Grenade Launcher · Found in lootLoot only×36Loot onlynone44s×3.5Loot

Why ×250?

How the game gets the number
DamageBaseArmourOuter shellDealt
Bullet50× 0 100% blocked× 0.5 50% blocked0
Explosion5.01× 0.8 20% blocked× 1 none4.01
Per hit4.01
1,000 HP÷4.01 per hit=249.5→ round up →×250
  • This hits the outer shell first, which blocks part of the damage.

Raw components

for 250× Explosive 5.56 Rifle Ammo

Intermediates flattened into raw components (gunpowder, explosives, low grade).