Beschrijving
IMR 4227 is a medium burn rate powder, making it a versatile choice primarily for rifle applications and particularly well-suited for subsonic loads. Its physical form is a fine-grained extruded powder, which contributes to consistent metering through most powder measures, a critical factor for maintaining accuracy in dense loading. This propellant exhibits excellent temperature stability, ensuring dependable performance across a wide range of environmental conditions, which is crucial for those seeking consistent shot-to-shot velocity. IMR 4227 pairs exceptionally well with cartridges such as the .300 AAC Blackout, .22 Hornet, and .44 Magnum, offering flexibility beyond typical rifle use, accommodating some magnum revolver loads as well. When developing loads, reloaders must consider its specific burn rate to optimize case fill and pressure, particularly in subsonic rifle applications where consistent ignition is paramount. IMR's reputation for quality and reliability gives handloaders confidence, knowing that their ammunition will perform well, supported by extensive community load data and a history of trusted results.
Specificaties
Verbrandingssnelheid
6 (Medium-Fast)
Stortdichtheid
0.842 g/cm³
Dichtheid
1.520 g/cm³
Temperatuursensitiviteit
Laag
Geschikte alternatieven
Kruiten met een vergelijkbare verbrandingssnelheid die als alternatieven kunnen dienen (zie ook verbrandingssnelheidsgrafiek):
Shooters World SOCOM
Shooters World · Verbrandingssnelheid: 6
Lovex D063
Lovex · Verbrandingssnelheid: 6
ADI AR 2205
ADI · Verbrandingssnelheid: 6
Shooters World Blackout
Shooters World · Verbrandingssnelheid: 6
Lovex S053
Lovex · Verbrandingssnelheid: 6
Accurate No. 11 FS
Accurate Powders · Verbrandingssnelheid: 6
Standaard ladingen — IMR 4227
Geverifieerde ladinggegevenscombinaties met IMR 4227.
.17 Hornet
Berger .172 | 25gr | Berger Varmint 25gr
.17 Hornet
Hornady .172 | 25gr | Hornady V-MAX 25gr
.17 Rem.
Berger .172 | 25gr | Berger Varmint 25gr
.17 Rem.
Hornady .172 | 15.5gr | Hornady NTX 15.5gr
.17 Rem.
Hornady .172 | 17gr | Hornady V-MAX 17gr
.17 Rem.
Hornady .172 | 20gr | Hornady V-MAX 20gr
.17 Rem.
Hornady .172 | 25gr | Hornady V-MAX 25gr
.17 Rem.
Impala Bullets .172 | 20gr | Impala LWHV LS 20gr
.17 Rem.
Impala Bullets .172 | 22gr | Impala LW CFN 22gr
.17 Rem.
Lehigh Defense .172 | 18gr | Lehigh Defense Controlled Chaos 18gr
.17 Rem.
Lehigh Defense .172 | 20gr | Lehigh Defense Controlled Chaos 20gr
.17 Rem.
Nosler .172 | 20gr | Nosler Varmageddon BTip 20gr
.17 Rem.
Nosler .172 | 20gr | Nosler Varmageddon 20gr
.17 Rem.
Peregrine .172 | 21gr | Peregrine VLR-4 21gr
.17 Rem.
Peregrine .172 | 22gr | Peregrine VLR-5 22gr
.17 Rem.
Styria Arms | AERO .172 | 19gr | AERO SOLR-SR,- smax:6.90 19gr
.17 Rem.
Styria Arms | AERO .172 | 19gr | AERO SB-SR,- smax:7.00 19gr
.17 Rem. Fireball
Berger .172 | 25gr | Berger Varmint 25gr
Subsonische ladingen — IMR 4227
Geverifieerde subsonische laadgegevenscombinaties met IMR 4227.
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid Target 230gr
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid OTM Tactical 230gr
.30-06 Spring.
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.30-06 Spring.
Hornady .308 | 175gr | Hornady Sub-X 175gr
.30-06 Spring.
Hornady .308 | 190gr | Hornady Sub-X 190gr
.30-06 Spring.
Lapua .308 | 200gr | Lapua Subsonic 200gr
.30-06 Spring.
MAKER .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets 200gr
.30-06 Spring.
MAKER .308 | 220gr | MAKER 300 blackout 220gr
.30-06 Spring.
Peregrine .308 | 155gr | Peregrine Subsonic 155gr
.30-06 Spring.
Reichenberg .308 | 154gr | Reichenberg HDB Subsonic 154gr
.30-06 Spring.
Reichenberg .308 | 200gr | Reichenberg Subsonic 200gr
.30-06 Spring.
Sierra .308 | 220gr | Sierra MatchKing 220gr
.30-06 Spring.
Styria Arms | AERO .308 | 95gr | AERO SUB-I,- smax:11.30 95gr
.30-06 Spring.
Styria Arms | AERO .308 | 115gr | AERO SUB,- smax:11.40 115gr
.30-06 Spring.
Styria Arms | AERO .308 | 190gr | AERO SUB,- smax:23.90 190gr
.300 AAC Blackout
Barnes .308 | 180gr | Barnes MRX BT 180gr
.300 AAC Blackout
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.300 AAC Blackout
Ferrobull Europe .308 | 180gr | Ferrobull Tripple Expand Jagd 180gr
Gemeenschapsladingen — IMR 4227
Voorbeeld laadgegevens berekend met IMR 4227.
Je hebt een PRO-licentie nodig om alle gegevens te ontgrendelen en te bekijken.
| Kaliber | Kogel | Loop (in) | Lading (gr) | OAL (in) | Hulsvolume (GoW) | Max. druk (psi) | Mondingssnelheid (fps) |
|---|---|---|---|---|---|---|---|
| .172 | 20gr | Hornady V-MAX | 20.0 | 15.0 | 1.80 | 20.5 | 52,982 (96%) | 3845 | |
| .172 | 20gr | Hornady V-MAX | 20.0 | 14.0 | 1.80 | 20.5 | 43,830 (80%) | 3642 | |
| .222 | 60gr | Hornady V-MAX | 23.6 | ••.• | 2.35 | 43.5 | 101,715 (173%) | 3770 | |
| .224 | 55gr | Hornady SP | 23.6 | ••.• | 2.35 | 43.5 | 61,482 (105%) | 3484 | |
| .222 | 60gr | Hornady V-MAX | 23.6 | 28.0 | 2.35 | 43.5 | 66,094 (113%) | 3409 | |
| .308 | 125gr | Speer TNT | 16.0 | ••.• | 2.10 | 25.1 | 42,630 (84%) | 2057 | |
| .308 | 125gr | Sierra MatchKing | 16.2 | ••.• | 2.26 | 31.0 | 48,066 (84%) | 2103 | |
| .355 | 170gr | Hornady InterLock | 18.0 | ••.• | 2.26 | 36.8 | 47,311 (86%) | 2110 | |
| .355 | 170gr | Hornady InterLock | 18.0 | ••.• | 2.26 | 36.8 | 36,814 (67%) | 1959 | |
| .224 | 55gr | Speer Spitzer Soft Point | 16.0 | ••.• | 2.17 | 28.8 | 57,246 (92%) | 2910 | |
| .224 | 55gr | Speer Spitzer Soft Point | 16.0 | ••.• | 2.17 | 28.8 | 56,362 (90%) | 2897 |
Berekeningen met IMR 4227
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