DEEP SEA FLOATATION and INSTRUMENT HOUSINGS

FLOOD HOLESA DBA DBC11 mmMOUNTINGHOLESC11 mmMOUNTINGHOLESSR-MODELSH-MODELSGLASS SPHERESThe spheres are manufactured from borosilicate glass 3.3 (SCHOTT DURAN ® ). Floatation spheres areevacuated and sealed after careful triple grinding of each equatorial sealing face. The equator is sealedwith a butyl-rubber sealant band and protective tape. The precision moulded hemispheres do not requirematching. Hemispheres of instrument housings can be mated without being orientated.Models and DimensionsOD [mm/inch] ID [mm] Weight [kg/air] Buoyancy [N] Depth [m]432 / 17 404 17,2 260 6700432 / 17 396 21,7 215 9000432 / 17 390 25,4 180 12000330 / 13 306 8,5 107 7000Other sizes upon requestProtective ShellsBright orange, polyethylene, neutrally buoyant protective shells are available for impact protection, stowingand ease of handling. The shells consist of two flanged halves, bolted together with stainless steel screws,washers and self-locking nuts. Synthetic hair pads absorb shock and retain the sphere concentrically. Theflanges can be bolted to mounting hardware, such as EDDYGRIP swivelling sphere attachments.Models and DimensionsModel A B C D Weight (air)[mm/inch] [mm/inch] [mm/inch] [mm/inch] [kg]SR432 610 / 24,0 127 / 5,0 526 / 20,7 558 / 22,0 5,55H432 559 / 22,0 127 / 5,0 483 / 19,0 495 / 19,5 4,95SR330 483 / 19,0 127 / 5,0 406 / 16,0 432 / 17,0 2,6VITROVEX Production and Quality Controlannealing oven grind measureleaktest and evacuation pressure test assembly