BASIC NAME HAMMER NAME MODIFIER FOR ROCK FRAGMENTATION WORKING PRESSURE 135 TO 145 BAR FLOW 140 TO 200 L/MIN IMPACT FREQUENCY 450 TO 750 BPM POINTER DIAMETER 135 MM APPLIED WEIGHT RANGE 1700 TO 1760 KG ADDITIONAL REQUIREMENTS SEE NOTE SANDVIK COMMERCIAL REFERENCE -BR2577 NOTE: – INTERNAL PRESSURE LINE CONNECTION – SAE 6000 PSI 1 1/4”; – EXTERNAL RETURN LINE CONNECTION – SAE 6000 PSI 1 1/4”; – HOSE CONNECTIONS FOR LUBRICANT – 3/8” BSPP INTERNAL; – AIR HOSE CONNECTIONS – 3/8” BSPP INTERNAL; – OPTIMAL OIL TEMPERATURE 40 TO 60 DEGREES C; – ALLOWED TEMPERATURE FOR OIL -20 TO 80 DEGREES C; – OPTIMAL VISCOSITY FOR NORMAL WORKING TEMPERATURE 30 TO 60 CST; – ALLOWABLE OIL VISCOSITY 20 TO 1000 CST; – MAX RETURN PRESSURE. 10 BAR; – INPUT POWER 48 KW.
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.
