23×152 mm

Description

Single base seven perforated propellant cylindrical grain contains Nitrocellulose (NC), Diphenylamine (DPA), Camphor and additives. It is glazed with graphite. This propellant is used in 23×152mm cartridges for 23mm automatic anti- aircraft gun (ZU 23 or equivalent).TECHNICAL SPECIFICATIONSLength3.4 ± 0.4 mmHole diameter0.10 – 0.25 mmInternal Web thickness0.5 ± 0.1 mmExternal Web thickness0.65 ± 0.15 mmDiphenylamine (DPA)1-2 %Residue solvent≥ 0.8 %External moisture≥ 1.2 %Total volatile≤ 3.5 %Heat of explosionMax. 920 cal/grStability at 134.5 °C≥ 60 minBALLISTIC SPECIFICATIONSTotal charge~ 77 grAverage Velocity (HEI)965 ± 10 m/sAverage Velocity (APT)970 ± 10 m/sStd. dev. of velocity≤ 8 m/sAverage Pressure at +21°C≤ 2925 kg/cm2Pressure of single round at 21°C+71°C and -33°C≤ 3200 kg/cm2