博格曼BPG/Burgmannpackings，石墨填料环 115*125*4
博格曼BPG/Burgmannpackings，石墨填料环 29*45*8
博格曼BPG/Burgmannpackings，石墨填料环 35*50*7.5
博格曼BPG/Burgmannpackings，石墨填料环 60*72*6
博格曼BPG/Burgmannpackings，石墨填料环 90*100*5
博格曼BPG/Burgmannpackings，石墨填料环 133*140*5
博格曼BPG/Burgmannpackings，石墨填料环 36*50*8
博格曼BPG/Burgmannpackings，石墨填料环 133*147*2.5
博格曼BPG/Burgmannpackings，石墨填料环 28*40*12
博格曼BPG/Burgmannpackings，石墨填料环 30*46*8
博格曼BPG/Burgmannpackings，石墨填料环 120*130*4
博格曼BPG/Burgmannpackings，石墨填料环 28*45*8
博格曼BPG/Burgmannpackings，石墨填料环 31.8*47.6*7.9
博格曼BPG/Burgmannpackings，石墨填料环 95*105*5
博格曼BPG/Burgmannpackings，石墨填料环 204*211*3.5
博格曼BPG/Burgmannpackings，石墨填料环 87*96*6.2
博格曼BPG/Burgmannpackings，石墨填料环 106*121*3
博格曼BPG/Burgmannpackings，石墨填料环 60*75*5
博格曼BPG/Burgmannpackings，石墨填料环 125*135*4
博格曼BPG/Burgmannpackings，石墨填料环 32*48*8
