Beskrywing
IMR 4227 is a versatile propellant with a relatively fast burn rate, making it an excellent choice for handloaders focusing on rifle and specialized subsonic applications. Its burn rate suits it well for use in magnum handgun cartridges and small rifle cartridges, where it can help achieve consistent results under varying conditions. The powder is a single-base, extruded formulation that ensures uniform metering through powder measures, providing consistent charge weights and aiding in precision. Its temperature stability makes it a reliable choice year-round, maintaining performance in both hot and cold conditions, a feature highly valued by reloaders seeking consistent velocities and pressures. IMR 4227’s adaptability shines particularly in calibers such as 22 Hornet, 300 Blackout with subsonic loads, and 218 Bee, offering excellent versatility for reduced noise shooting. Load development with this powder is typically straightforward; however, care should be taken as its fast burn rate can quickly reach pressure limits. Handloaders appreciate the consistent ignition and pressure stability IMR has engineered into this powder, making it a trusted choice in the reloading community.
Spesifikasies
Brandtempo
6 (Medium-Fast)
Stortdigtheid
0.842 g/cm³
Digtheid
1.520 g/cm³
Temperatuur Sensitiwiteit
Laag
Geskikte alternatiewe
Kruit met 'n soortgelyke brandtempo wat as alternatiewe kan dien (sien ook brandtempo-grafiek):
Standaard laaie — IMR 4227
Geverifieerde laai data kombinasies 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
Subsoniese laaie — IMR 4227
Geverifieerde subsoniese laaidata kombinasies 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
Gemeenskapslaaie — IMR 4227
Voorbeeld laaidata bereken met IMR 4227.
U het 'n PRO lisensie nodig om al die data te ontsluit en te sien.
| Kaliber | Kogel | Loop (in) | Lading (gr) | OAL (in) | Huls Volume (GoW) | Maks. druk (psi) | Mondingsnelheid (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 |
Bereken ladings met IMR 4227
Gebruik ons professionele ballistiese sakrekenaar om veilige en akkurate laairesepte te ontwikkel.
Begin bereken