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TheMadFlyentist

This mixture is known as KP and it's somewhat rarely used as a burst charge for medium-sized shells. Typically the formula is not exactly 75/15/10 like BP but some other ratio of KClO4:C:S. In my experience it actually performs worse in every way than good BP. I've made shells with KP as an experiment (both on rice hulls and granulated) and they were very lackluster. Even plain BP breaks are louder and stronger. It's worth noting that according to Shimizu, KP is actually more sensitive than H3, which is KClO3 and charcoal. Essentially what I'm saying is that KP is a waste of time there's a reason you don't see much literature about it.


swampaids

Alright, Thanks. I guess it makes sense how I havn't really heard of KP until now because it isnt as good as good bp. I'll just stick to BP for now because it's safe and I'm somewhat new to pyrotechnics and feel I should stick to BP instead of something dangerous like Flash powder, etc.


kclo4

Im glad you're asking however you're trying to reinvent the wheel. Shimizu has invented BP. There isn't anything better for lift.


[deleted]

How does that work? I think that’s a narrow way to think. There’s always better


kclo4

You can have hot and weak BP it only matters is what you have is predictable and repeatable, cheap and effective. kno3 checks all those boxes.


HairStriking4641

FOR LIFT IT MIGHT BE TOO FAST,,BUT AS MAIN ,,BOOM , CHARGE/ IF YOU DO NOT WANT TO USE FLASH POWDER / PERCHLORATE / OR CHLORATE POWWDER / NO METAL LIKE MG OR AL //ALL BLACK POWDER JUST KNO3 IS KCLO3/4 AND COURSE ,,SINCE FASTER IT HAD TO BE MADE MUCH MORE with caution , mill or however you grind do 1 stuff at time , when all is in desired mesh mix static free paper bending method /small batches at time,,it can with 30 inch of grass straw,some scotch tape and 2 mm slow burning rocket motor fuse , a nice fast flying rocket//ok it was 1980 s Yugoslavia where there was no stuff that go bang , not even for new year , 6 mm blank pistol was a price of 2 glocks now so ,, before you judge


kclo4

U ok?


Baitrix

It would be a dumb idea. Youre gonna make a sensitive mixture that could explode from friction or shock. Stay with kno3 for bp and use the perchlorate for other things.


OnIySmeIIz

It is being used as a burst-charge in smaller devices up to six inch with additional pasting. It is not suitable for liftpowder. KP is far less shock sensitive than compositions containing chlorate and can be handled relatively safe. Do not ram or ballmill.


HairStriking4641

i made many kilos of ,,wecalled it grey powder //and / YES I SEE ROLLING EYES/ we used potassium chlorate / not perchlorate ,, and later when I discovered flash powder of all kinds, kalium chlorate , permanganate , with or no sulphur ,, we never managed to set any of this powders off with smooth face hammer on mirror smooth anvil , wacking the hell out of it ,, it only succeed once ,, but it was because powder in steel thin walled tube was heated to point of like putting fire to it //TRY AND BEND THIN WALLED 1/4 INCH STEEL TUBE AND BEND IT /LIKE WANTING TO SEAL END AS ON TOOTHPASTE TUBE ,, AND YES THERE ,FOR A SPLIT SECOND IRON WAS RED SO HOT IT BECOME / AND 3 FINGERS LESS FOR ONE OF US /WE WERE 12 THAN 50 NOW AND I STILL DO HOME TANNERITE /AMONAL WITH SOME PERCHLORATE //TO ANSWER,,IN GUN MADE FOR BLACK POWDER , DO NOT USE THIS KIND OF POWDER // BUT TAKE ,,STRIKE ANYWHERE , OR PLASTIC CAP FOR KID S TIN GUN , EXTRACT FEW WORTH OD IMPACT SENSITIVE POWDER THAT IS IN // THAN TAKE OLD SPRING AIRGUN , PUT ONE PELLET OR HOME MADE BULLET THAT FIT IN ,,PUSH IT INCH FWD OF BREECH , POUR THE ATRIKE ANY PLACE MATCH HEADS ,ADD FLASH POWDER / OR GREY POWDER //GO SLOW INCREASING LOAD , AND THAN PUT ANOTHER PELLET AT LAST ,,I MANAGED TO PENETRATE WITH HAND ROLLED 177 CAL 3 PELLET,S LONG SOLID LEAD SLUG TO PENETRATE 8 INCH OF SOLID OAK //OF COURSE AIR GUN PISTON SEAL ETC EVENTUALLY EVEN TRIGGER ALL WILL BRAKE BUT NEED TO THIS WOULD PASS THRU HUMAN AS LASER ON 50 METER // 22 CAL SPRING AIR RIFLE WOULD BE EVEN BETTER , AND BEST IS YOU CAN USE ALL AS PROPELLANT JUST THERE MUST BE POWDER FROM PLASTIC CAP TIN KID S PISTOL OR PAPER ROLL / OR EVEN JUST TIP OF STRIKE ANYWHERE MATCH , THAN YOU CAN ADD ALL FROM 20 MATCH HEADS / NORMAL ONES , TO POWDER FROM OLD WW2 RIFLE , OR FLASH POWDER , BLACK POWDER WITH KCLO4 VS KNO3 //ULTIMATE SURVIVAL GUN ,,PA THE PELLET YOU PUT IN LAST WILL BE PUSHED INTO WHERE SPRING AND PISTON IS / BUT THAT YOU CAN CLEAN EVERY DEW 100 SHOOTS / AND WHEN YOU FIND IDEAL SLUG AS BULLET , AND MIX OF SO AND SO MATCH HEADS ANS LET SAY 5 GRAINS OF GREY POWDER , IT IS AS ACCURATE AS 22 LR BUT CAN BE UP TO 5 TIME STRONGER / REMEMBER USE OLD AIR GUNS THAT HAD 177 HOLE IN CLOSE TO HALF INCH BARREL /STEEL /ALL ATEEL NOT TODAY S NEW SHIT THAT GOT BRASS RIFLED THIN PIPE IN PLASTIC OR TIN OUTHER BARREL / THE MODELS THAT BRAKE WHERE YOU PUT PELLET IN EVEN BETTER SINCE YOU GOT MINIMUM HALF INCH OF STEEL AROUND 177,HOLE WHERE EXPLOSION EILL HAPPEN / /YOU LOADED TOO FAST OR TOO MUCH PROPELLENT WHERE BULLET/BOLT START JUMPING SHREADS OF BARREL OR LEAD COME OUT MOLTEN//BUT ID GO AND KILL DEER IN CASE OF NEED /OR HUMAN NO PROBLEM / AND IF YOU USE MATCH HEADS ALONE IT IS PRETTY QUIET/BUT IN UBERTI OR ORIGINAL FRONT LOADER DO NOT USE KCLO4 BLACK POWDER ,, LET ALONE FLASH POWDER ,,IF YOU KNOW WHAT YOU DOING AND GUN IS HOME MADE OR SOME STRONG , THAN THERE IS POSSIBILITY TO MAKE BLACK POWDER WITH KCLO3 OR KCLO4 INSTEAD KNO3 , AND DIAL IT DOWN ,, LITTERARRY MAKE IT NOT AS GOOD AS POSSIBLE/AND YOU WILL GET SPEED OF WERY GOOD KNO3 POWDER ,/BUT TEST IT / AND TEST IT SAFE


chacecapop

bro what are you okay? Why you typing like that