VALVE:ROTARY:NOMINAL SIZE: ZRC250,TYPE: DUROPROTECT 5,TEMPERATURE RATING: 290 DEG C. ADDITIONAL TEXT; PRODUCT:ALUMINIUM OXIDE ALLOWABLE TEMPERATURE MAX: 290 °C CHARACTERISTIC :FREE FLOWING, DRY, ABRASIVE HOUSING:GREY SIDE COVER END PLATES: GREY CAST IRON INSIDE, TUNGSTEN CARBIDE SPRAYED DUROCARB 300#M CAST: IRON DUROCERA DRILLED ACC.ANSI 150 LBS; INLET:10, OUTLET 10;WITHOUT GEARMOTOR;SEALING SET SHAFT SEALING WLF, VITON FOR SEAL PURGE; ROTOR: MILD STEEL, CLOSED ON SIDES

The impact of the 4D printer on the international market
The most obvious advantage of 4D printing is that objects larger than printers can be printed as just one part. Because they can shrink and unfold, items that are too large to fit in a printer can be compressed and then become full size.