博格曼BPG/Burgmannpackings，石墨填料环 24*38*7
博格曼BPG/Burgmannpackings，石墨填料环 30*43*6.5
博格曼BPG/Burgmannpackings，石墨填料环 70*80*4
博格曼BPG/Burgmannpackings，石墨填料环 108*117*3
博格曼BPG/Burgmannpackings，石墨填料环 32*41.1*9
博格曼BPG/Burgmannpackings，石墨填料环 36*48*6
博格曼BPG/Burgmannpackings，石墨填料环 55*65*5
博格曼BPG/Burgmannpackings，石墨填料环 59*67*6
博格曼BPG/Burgmannpackings，石墨填料环 90*96*5.5
博格曼BPG/Burgmannpackings，石墨填料环 38*50*6
博格曼BPG/Burgmannpackings，石墨填料环 26*36*10
博格曼BPG/Burgmannpackings，石墨填料环 35*43*10
博格曼BPG/Burgmannpackings，石墨填料环 82*90*4.5
博格曼BPG/Burgmannpackings，石墨填料环 128*135*3.5
博格曼BPG/Burgmannpackings，石墨填料环 176*182*3
博格曼BPG/Burgmannpackings，石墨填料环 25*38*8
博格曼BPG/Burgmannpackings，石墨填料环 26*40*7
博格曼BPG/Burgmannpackings，石墨填料环 28*40*8
博格曼BPG/Burgmannpackings，石墨填料环 60*70*5
博格曼BPG/Burgmannpackings，石墨填料环 64*72*6
