Load data for .445 Super Mag. + .429 | 225gr | Speer JHP-SWC

Recommended Powder(s): ADI AP 100

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.429 \| 225gr \| Speer JHP-SWC
Manufacturer SKU:	4435
Bullet Weight:	225gr \| 14.6g
Bullet Diameter:	0.429" \| 10.90mm
Bullet Length:	<<locked>>
Caliber:	.445 Super Mag. load data
Case Length (l3):	1.600" \| 40.6mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	49.0 Grains of Water \| 3.18 cm³
Primer Size:	Large Pistol Magnum (LPM)
Max. allowed Pressure:	40611 psi \| 2800 bar
LID:	LID_B6271_C793
Last updated:	2026-05-30

Load data for 110 loads in caliber .445 Super Mag. with .429 | 225gr | Speer JHP-SWC bullet and 55 powders such as ADI AP 100. The key underlying parameters are shown in the table above.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service.

Questions regarding the load data: Please read the information in the next tab "Explanations".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

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Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads, >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100 👍	<<locked>>	81%	35592	88%	**11	100%
ADI APS 350	<<locked>>	66%	36289	89%	**48	100%
ADI APS 450	<<locked>>	66%	35172	87%	**65	100%
ADI AS 30	<<locked>>	67%	36143	89%	**07	100%
ADI AS 50N	<<locked>>	62%	35824	88%	**40	100%
[Accurate 4100]*	<<locked>>	83%	36448	90%	**90	86%
Accurate No. 2	<<locked>>	64%	36361	90%	**29	100%
Accurate No. 7	<<locked>>	63%	35824	88%	**73	96%
Accurate No. 9	<<locked>>	70%	36056	89%	**67	91%
Accurate Solo 1000	<<locked>>	65%	35186	87%	**24	100%
Accurate Solo 1250	<<locked>>	67%	35114	86%	**73	100%
Accurate TCM	<<locked>>	71%	36463	90%	**67	93%
[Alliant 2400]*	<<locked>>	79%	35969	89%	**90	89%
Alliant BE-86	<<locked>>	66%	35244	87%	**60	100%
Alliant BLUE DOT	<<locked>>	81%	35636	88%	**60	95%
Alliant Herco	<<locked>>	80%	36100	89%	**48	100%
Alliant POWER PISTOL	<<locked>>	67%	36477	90%	**63	100%
Alliant RED DOT	<<locked>>	68%	36419	90%	**24	100%
Alliant UNIQUE	<<locked>>	67%	35549	88%	**48	100%
Baschieri & Pellagri 100	<<locked>>	66%	36274	89%	**40	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	81%	35404	87%	**30	100%
Hodgdon Clays	<<locked>>	74%	35186	87%	**61	100%
[Hodgdon LilGun]*	<<locked>>	90%	35723	88%	**55	89%
Hodgdon CFE Pistol	<<locked>>	65%	36361	90%	**93	100%
Hodgdon TrailBoss	<<locked>>	95%	21016	52%	**1	100%
Lovex D037.1	<<locked>>	63%	35824	88%	**73	96%
Lovex D037.2	<<locked>>	69%	35665	88%	**67	91%
Maxam CSB 1	<<locked>>	70%	35346	87%	**70	100%
Maxam CSB 2	<<locked>>	67%	36332	89%	**76	100%
Maxam CSB 3	<<locked>>	68%	36463	90%	**63	100%
Maxam CSB 4	<<locked>>	64%	35157	87%	**24	100%
Maxam CSB 5	<<locked>>	62%	36303	89%	**98	100%
Ramshot Enforcer	<<locked>>	80%	36187	89%	**93	90%
ReloadSwiss RS 14	<<locked>>	95%	19638	48%	**7	100%
ReloadSwiss RS 20	<<locked>>	68%	35549	88%	**32	100%
ReloadSwiss RS 24	<<locked>>	68%	35708	88%	**53	98%
Rottweil P 806	<<locked>>	71%	36550	90%	**50	100%
SNPE Vectan A0	<<locked>>	71%	36114	89%	**19	100%
SNPE Vectan A1	<<locked>>	63%	35491	87%	**60	100%
SNPE Vectan BA 9	<<locked>>	65%	36260	89%	**86	100%
SNPE Vectan BA10	<<locked>>	62%	35882	88%	**71	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	97%	26411	65%	**19	86%
SNPE Vectan BA7 1/2	<<locked>>	75%	36419	90%	**85	100%
SNPE Vectan BA9 1/2	<<locked>>	65%	36274	89%	**96	100%
Shooters World Heavy Pistol	<<locked>>	69%	35665	88%	**67	91%
Shooters World Major Pistol	<<locked>>	63%	35824	88%	**73	96%
Somchem MS200	<<locked>>	67%	36143	89%	**25	100%
Vihtavuori 3N37	<<locked>>	68%	36085	89%	**88	100%
Vihtavuori 3N38	<<locked>>	79%	35737	88%	**40	98%
Vihtavuori N105	<<locked>>	82%	35085	86%	**70	100%
[Vihtavuori N110]*	<<locked>>	97%	33533	83%	**70	88%
Vihtavuori N32C Tin Star	<<locked>>	93%	35737	88%	**68	100%
Vihtavuori N340	<<locked>>	67%	36332	89%	**32	100%
Vihtavuori N350	<<locked>>	73%	36289	89%	**88	100%
Winchester AutoComp	<<locked>>	69%	36230	89%	**96	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	20523	51%	**45	96%
ADI APS 350	<<locked>>	61%	31937	79%	**93	100%
ADI APS 450	<<locked>>	61%	31096	77%	**12	100%
ADI AS 30	<<locked>>	61%	31836	78%	**52	100%
ADI AS 50N	<<locked>>	61%	34301	84%	**20	100%
[Accurate 4100]*	<<locked>>	76%	28732	71%	**52	80%
Accurate No. 2	<<locked>>	61%	33272	82%	**93	100%
Accurate No. 7	<<locked>>	61%	33678	83%	**37	95%
[Accurate No. 9]*	<<locked>>	61%	25570	63%	**86	85%
Accurate Solo 1000	<<locked>>	61%	32416	80%	**88	100%
Accurate Solo 1250	<<locked>>	61%	29733	73%	**98	100%
[Accurate TCM]*	<<locked>>	61%	25831	64%	**86	87%
[Alliant 2400]*	<<locked>>	68%	24860	61%	**86	81%
Alliant BE-86	<<locked>>	61%	30269	75%	**94	100%
[Alliant BLUE DOT]*	<<locked>>	61%	19696	48%	**48	85%
Alliant Herco	<<locked>>	61%	22452	55%	**38	100%
Alliant POWER PISTOL	<<locked>>	61%	30560	75%	**68	99%
Alliant RED DOT	<<locked>>	61%	30676	76%	**52	100%
Alliant UNIQUE	<<locked>>	61%	30516	75%	**70	100%
Baschieri & Pellagri 100	<<locked>>	61%	32111	79%	**88	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	21335	53%	**33	100%
Hodgdon Clays	<<locked>>	61%	26194	65%	**40	100%
[Hodgdon LilGun]*	<<locked>>	80%	25077	62%	**45	80%
Hodgdon CFE Pistol	<<locked>>	61%	32518	80%	**50	100%
Hodgdon TrailBoss	<<locked>>	71%	13387	33%	**7	100%
Lovex D037.1	<<locked>>	61%	33678	83%	**37	95%
[Lovex D037.2]*	<<locked>>	61%	26034	64%	**93	85%
Maxam CSB 1	<<locked>>	61%	27833	69%	**68	100%
Maxam CSB 2	<<locked>>	61%	30908	76%	**01	100%
Maxam CSB 3	<<locked>>	61%	31111	77%	**94	100%
Maxam CSB 4	<<locked>>	61%	32372	80%	**91	100%
Maxam CSB 5	<<locked>>	61%	34766	86%	**81	100%
[Ramshot Enforcer]*	<<locked>>	67%	23424	58%	**57	81%
ReloadSwiss RS 14	<<locked>>	69%	12024	30%	**7	100%
ReloadSwiss RS 20	<<locked>>	61%	29196	72%	**47	100%
ReloadSwiss RS 24	<<locked>>	61%	28224	70%	**29	95%
Rottweil P 806	<<locked>>	61%	25875	64%	**83	100%
SNPE Vectan A0	<<locked>>	61%	27630	68%	**98	100%
SNPE Vectan A1	<<locked>>	61%	32953	81%	**27	100%
SNPE Vectan BA 9	<<locked>>	61%	32343	80%	**40	100%
SNPE Vectan BA10	<<locked>>	61%	34389	85%	**55	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	87%	20189	50%	**88	80%
SNPE Vectan BA7 1/2	<<locked>>	61%	24584	61%	**01	100%
SNPE Vectan BA9 1/2	<<locked>>	61%	32358	80%	**43	100%
[Shooters World Heavy Pistol]*	<<locked>>	61%	26034	64%	**93	85%
Shooters World Major Pistol	<<locked>>	61%	33678	83%	**37	95%
Somchem MS200	<<locked>>	61%	30951	76%	**53	100%
Vihtavuori 3N37	<<locked>>	61%	29109	72%	**86	100%
Vihtavuori 3N38	<<locked>>	61%	20262	50%	**58	90%
Vihtavuori N105	<<locked>>	61%	17318	43%	**22	91%
[Vihtavuori N110]*	<<locked>>	86%	24178	60%	**96	81%
Vihtavuori N32C Tin Star	<<locked>>	61%	18333	45%	**9	100%
Vihtavuori N340	<<locked>>	61%	31024	76%	**60	100%
Vihtavuori N350	<<locked>>	61%	25788	64%	**30	100%
Winchester AutoComp	<<locked>>	61%	29051	72%	**07	100%

Start Load - Barrel Length: 5.50''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber

V(0) ... muzzle velocity in feet per second (fps) or meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍 ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data