EC blank powder

For filling grenades, any kind of HE can be used, provided it is fairly insensitive to shock. Dry NC was one of the first expls used. Other expls used were Ammonals, PA, Chea-dites etc. The USA also used a Grenite (qv) and another Nitrostarch expl contg MS 25, AM 34, binder 1 SNa nitrate 40%. These were later replaced by EC Blank Powder and finally by TNT... 

After unscrewing the fuze from the body of the grenade, the EC Blank Fire Powder is emptied into a barrel of water and the fuze is destroyed by the "pit and chute" method, as described under "Metal Components, Destruction". The EC Blank Powder may later be spread out on the ground, allowed to dry and burned, as described under Black Powder If fuzes cannot be disassembled easily, the grenades should be destroyed with demolition blockd in the same maimer as offensive and rifle grenades... 

Packing, Grenades should be packed separately from bouchens and firing mechanism, each in a separate wooden box or in a separate compartment of the same box. The exception is in the case of grenades loaded with EC Blank Fite Powder which can be packed with firing mechaoism assembled... 

EC Blank F ire Powder. See under EC Powders (EC Propellants) in this Volume... 

US Std Sieve and is retained on a No 50 Sieve Properties of EC Blank Fire Powder ... 

One of the most common smokeless blank proplnts. is EC Blank Fire Powder (qv). It has been used in cal. 30" blank ammunition BkPdr is still used in some types of blank ammo... 

Bain (Ref 6) examined at Picatinny Arsenal, the Amer EC Blank Fire Powder as a bursting charge for fragmentation hand grenades... 

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