... manufacturer The Metal triangular spiral filler, Fenske spiral is made of wound wire, triangular spiral filler, Fenske spiral is similar to its shape ... triangle between the staggered certain angle, so triangular spiral filler, Fenske spiral packing direction from the end to see such a ... Heptance, TolueneNormal pressure8*88210~11Ammonia3kg/cm2 absolute Metal Fenske Spiral Picture Metal Fenske ...