Sp7 Powder

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All handloading data posted on Full-Bore UK from 23/2/2021 must reference the published pressure tested data it was sourced from, posts without such verification will be removed.
Any existing data without such a reference should treated as suspect and not used.

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Forum rules
All handloading data posted on Full-Bore UK from 23/2/2021 must reference the published pressure tested data it was sourced from, posts without such verification will be removed.
Any existing data without such a reference should be treated as suspect and not used.

Use reloading information posted here at your own risk. This forum (http://www.full-bore.co.uk) is not responsible for any property damage or personal injury as a consequence of using reloading data posted here, the information is individual members findings and observations only. Always verify the load data and be absolutely sure your firearm can handle the load, especially older ones. If in doubt start low and work your way up.
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Jaymo

Sp7 Powder

#1 Post by Jaymo »

Ok
Could only get SP7 down where I am.
Looked on a site and it said SP7 was adaptable for calibers from .222 to .300WinMag
Now I thought, perfect- I reload .222 .243 and .300WinMag
Problem is all the info on loads I can find list a bit about the .222 and the WinMag but nothing on the .243.
Any ideas or pointers.
Thanks in advance
Jay
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ovenpaa
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Re: Sp7 Powder

#2 Post by ovenpaa »

Checking with Quickload shows SP7 can be used for the .243 albeit only with case capacities around the 85% mark, what weight bullet do you use?
/d

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Jaymo

Re: Sp7 Powder

#3 Post by Jaymo »

Use 100 and 105's

Have some 70's too if abs necc to be able to use the powder

Thanks
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ovenpaa
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Re: Sp7 Powder

#4 Post by ovenpaa »

Built to 2.710" the absolute maximum powder load given by QL are as follows:

70 grain 45 grains
100 grain 40.5 grains
105 grain 39 grains

If you can let me have an email address and some more data such as OAL and actual bullet choice I can email you the full load data.
/d

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Re: Sp7 Powder

#5 Post by Jaymo »

My faith in humanity is restored
Your a superstar. Neither of my manuals have anything in them.
Email address is jaytailslide yahoo.com

Thanks once again
Jay
Jaymo

Re: Sp7 Powder

#6 Post by Jaymo »

Sorry forgot

OAL 2.65"
Sierra HPBT's 70's
Hornady gr's in 100's from memory as there are elsewhere.
Hornady A-Max in 105's

Thanks once again
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ovenpaa
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Re: Sp7 Powder

#7 Post by ovenpaa »

I will try and email them over at the next coffee break tongueout
/d

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Jaymo

Re: Sp7 Powder

#8 Post by Jaymo »

Ovenpaa
That would be great- for guidance only of course.
Jay
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ovenpaa
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Re: Sp7 Powder

#9 Post by ovenpaa »

Well I have a coffee in my hand so will make a start and email it over shortly (For guidance only of course!)

tongueout
/d

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Re: Sp7 Powder

#10 Post by ovenpaa »

Barrel length?
/d

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