博格曼BPG/Burgmannpackings，石墨填料环 58.7*66*4
博格曼BPG/Burgmannpackings，石墨填料环 60*72*7
博格曼BPG/Burgmannpackings，石墨填料环 62*71*3
博格曼BPG/Burgmannpackings，石墨填料环 47*53*6
博格曼BPG/Burgmannpackings，石墨填料环 50*58*4.18
博格曼BPG/Burgmannpackings，石墨填料环 53*61*4
博格曼BPG/Burgmannpackings，石墨填料环 60*68*3.5
博格曼BPG/Burgmannpackings，石墨填料环 102*108*3
博格曼BPG/Burgmannpackings，石墨填料环 16*29*6.4
博格曼BPG/Burgmannpackings，石墨填料环 20*32*6
博格曼BPG/Burgmannpackings，石墨填料环 28*39*5
博格曼BPG/Burgmannpackings，石墨填料环 32*42*5
博格曼BPG/Burgmannpackings，石墨填料环 43*56*3
博格曼BPG/Burgmannpackings，石墨填料环 55*63*4
博格曼BPG/Burgmannpackings，石墨填料环 56*64*4
博格曼BPG/Burgmannpackings，石墨填料环 100*106*3
博格曼BPG/Burgmannpackings，石墨填料环 23*32*7.5
博格曼BPG/Burgmannpackings，石墨填料环 24*32.1*8.2
博格曼BPG/Burgmannpackings，石墨填料环 65*72*4
博格曼BPG/Burgmannpackings，石墨填料环 22*34*6
