... in one start,single,twin,triple and quad starts available per column to suit capacity requirements.2.Application of Spiral Chute:Spiral ... Beijing General Research Institute of Mining & Metallurgy, glass steel spiral chute is high-efficiency reelecting new equipment of the international ... amount,density,aize and grade,4.We have various of Spiral Chute, such as DL2000, LL1200, LL900, LL600, LL400 etc. ...