roll - satu
- roll aluminum/aluminum roll
- roll crusher
- rolled products/stock
- roller conveyer
- rolling
- rolling block (rolling ingot, slab, sheet ingot)
- rolling block (rolling ingot, slab, sheet ingot)
- rolling ingot (slab, rolling block, sheet ingot)
- rolling ingot (slab, rolling block, sheet ingot)
- rolling mill
- roof ventilation
- roofing
- Roots blower
- rotary hearth furnace
- rotator
- rubber seal
- safety factor / margin
- safety/training offices (SAZ)
- safety/training offices (SAZ)
- sag in the middle
- sagging/deflection/flexure
- salary plan
- salt flux cover
- salt slag
- salt-based slag
- sand (mold) casting
- sand (mold) casting
- sandwiched/laminated packaging material
- sandy alumina (alumina with a high surface area, high surface area alumina)
- sandy alumina (alumina with a high surface area, high surface area alumina)
- satellite shops
