HPGR-Accepted Technology in Mining - CEEC
High Pressure Grinding Rolls have been used in grinding cement clinker and associated raw materials since ... Cerro Verde is a copper-molybdenum concentrator. The circuit ... <50 mm from secondary closed-circuit crushing. ... Klymowsky.doc 1 / 7. Polysius AG .... by Mike Mular and John Mosher, SAG 2006, IV-62 to IV-79.Read More
PAPER DEADLINE: **November 18, 2012** PAP - ORBi
It is widely known that the result of a chamber pressure measurement is dependent ... modeling of the dynamic compression of the copper crusher inside the...Read More
.308 Winchester vs. 7.62 NATO [Archive] - The Firing Line Forums
I would be very grateful if those familiar with .308 & 7.62 mm rounds would .... how copper crusher''s are qualified to be meaningful for pressure...Read More
338 Lapua Magnum - F1 Engineering - Custom Built, AR Style Rifles
The loaded cartridge is 14.93 mm (0.588 in) in diameter (rim) and 93.5 mm (3.68 ... as the 7.62×51mm NATO and large, weighty rifles firing the .50 BMG cartridge. ... 56,000 CUP C.I.P. copper crusher pressure in this article would translate in ?Read More
.308 Winchester and 7.62x51mm NATO: interchangeable calibers ...
(page 2) .308 Winchester and 7.62x51mm NATO: are they interchangeable? ... and the .308 Winchester: the military regulated the pressure with Copper Crusher...Read More
Hodgdon Basic Reloading Manual 2015
REDUCES COPPER FOULING FROM BUILDING FOR DOZENS OF ROUNDS ... IMR 4166 is the perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, ...... If burning smokeless powder is confined, gas pressure will rise and eventually ..... The crusher is placed in a fixture over the chamber.Read More
Specs: 7.62x51mm versus .308 Win w/ diagrams (MERGED) - Page 2 ...
.308 Winchester chambers ARE tighter than those for 7.62 NATO, this could ..... will take a copper crusher, so I have no DIRECT data on the pressure differences. .... The article is about 5.56mm vs .223 Rem ammo/pressures.Read More
RiflesMauser - Collectible Firearms and Edged Weapons
The rifle still has original Radom manufactured barrel in 7.92 x 57 mm caliber. ... The receiver ring displays a caliber, "7.62" and a crest of the Israeli Defense Force ..... DESCRIPTION: This is a scarce Brazilian Mauser M.1908 pressure test rifle ... the chamber and a copper crusher gauge attached over a hole in the chamber.Read More
FAQ: Difference between .308 & 7.62 X51 (NATO) - Gunboard''s Forums ...
to make some sense of the 7.62x51mm vice 7.62mm NATO vice .308. Winchester ... 7.62mm are very stringent, and apply to case, bullet, pressure, performance, etc. .... Let me try to put it precisely: US Army data are old copper crusher data.Read More
What''s the Powder Difference between a 7.62x51 and .308 - AR15 ...
AFIK - 7.62 pressure was measured in copper units of pressure or CUP. ... makes 7.62MM ammo that isn''t to the .308 "headspace" dimension spec. .... find military copper crusher numbers reported as "psi" at the same time a...Read More
Differences in pressure measurement systems - Shooters Forum
Only SAAMI segregates copper crusher and Piezo transducer ... and in 9 mm, the CIP type reports pressure higher than the CIP type ... Piezo transducer confusion, this article about the 7.62 NATO/.308 Winchester is good.Read More
The Gun Zone -- .30 Caliber Ammo
May 29, 2013 ... The .308 Winchester and the 7.62mm NATO (nee T-65) cartridges ... This translates to approximately 52,000 cup (Copper Units of Pressure).Read More
7-16 Nr 3_1 Beranek s. 7- 16_v1 - WML
charge system designed for a 155 mm calibre artillery system. ... 3 (9), 2012, 7-16 .... pressure crusher gauges with copper cylindrical crushers 8/13, a pair of ... 93.5. 107.9 101.8 100.6. 2.7. 2. 3x VAR4. 62. 556.1. 94.5. 108.3 102.8 101.9. 2.9. 2.Read More
223 Lake City Brass vs Remington Brass | Shooters'' Forum
Joined: Feb 7, 2008. Messages: 58 ... Lake City didn''t make 7.62Ã—63mm brass either. : :) [IMG] ... I have a .223/5.56mm speedometer that also works in Canada. ;) [IMG] ... .223 SAAMI pressure using the copper crusher, 52,000 cupRead More
Interchangeability of .223 Remington and 5.56 NATO. [Archive ...
The volume of 5.56mm and 7.62mm military brass is effected by the ..... When military firearm pressure standards changed for copper crusher to...Read More
.338 Lapua - The Full Wiki
The loaded cartridge is 14.93 mm (0.5878 in) in diameter (rim) and 93.5 mm long. ... 4.1 The .300 Lapua Magnum; 4.2 The 7.62 UKM; 4.3 Wildcats .... CUP C.I.P. copper crusher pressure in this article would translate in ≈ 447.5 MPa (64,903...Read More
308 and 7.62 - AR15.Com Archive
Quickload lists max pressure for the 7.62 at 60,191psi and 60,191 for the 308 Win. These two .... As for .308 Win and 7.62X51, I''ll dig up copper crusher and piezo pressures for both, later. .... 7.62 mm(7.62x51mm NATO)Read More
Pretreatment of copper ore prior to heap leaching - University of Utah
past couple of decades High Pressure Grinding Roll (HPGR) crushers are being ... 0.3% Cu for copper oxide ore) or strong leach solution (pH of copper sulfide ore leach ... results reveal that a mixture containing 85 to 90% ore, 7 to 10% sulfuric acid solution ..... oxide ore samples (2.0x0.85 mm), from high pressure HPGR.Read More
.338 Lapua Magnum - Wikipedia, the free encyclopedia
The .338 Lapua Magnum (8.6×70mm or 8.58×70mm) is a Finnish developed rimless, ... The loaded cartridge is 14.93 mm (0.588 in) in diameter (rim) and 93.5 mm ..... 56,000 CUP C.I.P. copper crusher pressure in this article would translate in .... rate for this cartridge is 240 mm (1 in 9.45 in), 4 grooves, Ø lands = 7.62 mm,...Read More
ATD 1055-0 - DreLlO.De
barrels, gas pressure barrels and ... The bore for gas pressure sensors are ... Gas pressure measurements ... and copper crusher cylinders ... 7.62x63 (.30-06) ... 250 mm. 274 mm. Height. 100 mm. 100 mm. 290 mm. 350 mm. Weight. 15 kg.Read More
.308 Winchester vs. 7.62x51 NATO - The Firearm Blog
Sep 3, 2007 ... So 7.62mm ammo fits nicely into .308 chambers, as a rule. .... should read 50,000 CUP (Copper Units Pressure) or "Crusher Method"! For the...Read More
.276 Pedersen discrepancies - General Ammunition Discussion ...
Dec 9, 2013 ... This milsurps.com article gives the peak pressure of the cartridge as 19 long ... base pressures into the radial copper crusher figures used elsewhere. ... Given that 7.62mm NATO works fine from other delayed-blowback guns,...Read More
7.62 NATO/.308 compatability - THR
Can 7.62 NATO be safely fired from .308 Win chambers? ... Clint McKee of Fulton Armory notes: "[N]obody makes 7.62mm (NATO) ammo that ... obtained using the copper crusher method and are essentially C.U.P. pressure.Read More
Small arms ammunition pressure testing - Wikipedia, the free ...
Small arms ammunition pressure testing is used to establish standards for maximum average .... NATO defines 5.56mm, 7.62mm, 9mm and 12.7mm using the NATO EPVAT test methods, ... Chamber pressure · Copper units of pressure ... cartridges · C.I.P. HOMOLOGATION List of TDCC - Tab V - Rimfire cartridges - Crusher...Read More
Cartridge Pressure Standards
Use the copper crusher numbers with the Powley Computer. ... 55 .280 Rem 60 59 50 51 7 WSM 65 7 Rem Mag 61 62 52 54 7 Wea 65 64 7 STW 65 .280 Fl.NE...Read More
Blasthole Drilling -
99 Asarco''s choice: both diesel and electric – Copper/USA ..... was by using rotary crushing technol- ogy instead of trying to cut ... by the valve less COP 32 42,52 and 62 ... Of course higher pressure and vo- ... *1 inch = 25.4 mm, **1 bar = 14.5 psi. Page 9. BLASTHOLE DRILLING IN OPEN PIT MINING. 7. Talking Technically.Read More
Heavy 7.62x39 - Firearms and Skills - Hill People Gear
In a bolt gun, the 7.62x39 is capable of being a far different “critter” than the ... pressure testing in this caliber, using the old radial copper crusher system ... or CIP max. by a bit, approximating pressures comparable to 5.56mm.Read More
Loading data for 5.56 NATO [Archive] - The Firing Line Forums
Then check out the 7.62mm NATO max average pressure numbers in ... mid-90''s, you find military copper crusher numbers reported as "psi" at...Read More
6.5mm Cartridges: an Overview (Part 2) by Laurie Holland | Target ...
Jul 20, 2016 ... As an aide-memoire, ''our'' 6.5mm sextet: Grendel, 6.5X47 Lapua, 6.5 ... the Soviet 7.62X39mm M43 and its 1950s'' .220 Russian derivative as adopted .... CUP (Copper Units of Pressure using the old copper-crusher method),...Read More
Laser Ignition of Standard and Modified 15 5-mm Howitzer Charges
pressurize rapidly and generate sufficient gas and pressure for prompt ignition. ..... Copper crusher gauges were used to record chamber pressures during the firings with the experimental igniter tubes. ... In one data set of 45 rounds where M4A2/7 charges were fired as warmer rounds for .... FT BELVOIR VA 22060-62 18.Read More
Full text of "Velocity and pressure effects on projectiles due to ...
Velocity Data for 7.62mm 39 LIST OF ILLUSTRATIONS Figure Page 1. ..... new terminology "Lead Units of Pressure" (abbreviated L.U.P.) and "Copper Units of Pressure" ... The crusher method does not accurately determine absolute chamber...Read More
Experimental techniques for ballistic pressure measurements and ...
used for pressure measurements inside a barrel of caliber .50 inch [3,7]. As shown in the figure 2 below ... Kistler pressure transducer and the copper crushers.Read More
.308 Winchester vs. 7.62x51mm NATO
Never use .308 in a rifle chambered for 7.62x51mm. ... Piezo pressure measurements are much more accurate than copper crushers, and showed that there is...Read More
FSC 1305 (Ammunition, through 30mm) - Document Center, Inc ...
MIL-C-12166 - Copper Rod for Crusher Cylinders · MIL-C-1217 - Cartridge, Armor ..... MIL-DTL-46477 - Cartridge, 7.62 Millimeter, Test, High Pressure, M60...Read More
.338 Lapua Magnum - Cartridge Dimensions - LiquiSearch
The common rifling twist rate for this cartridge is 254 mm (1 in 10 in), ... 56,000 CUP C.I.P. copper crusher pressure in this article would translate in ≈ 447.5 MPa...Read More
7.62 X 51 cartridge vs. .308 Winchester: the differences! - Page 5 ...
IF the 7.62mm NATO has a 52,000 PSI pressure then it follows that the ... They even have the drawings for the setup for the crusher method, even today ..... CUP values are estimates based on the compression of a copper cup.Read More
Basics in Minerals Processing Handbook as pdf file - zenith
Mechanical dewatering. Thermal drying. Thermal processing. Materials handling. 7. Unloading ... 3:19. Technical data: Cone crushers – HP 3, 4 and 5 series...Read More
velocity and pressure data - SAAMI
with pressure and velocity performance and dimensional characteristics. Included are procedures and equipment for ..... Page 7 ..... Copper Crushers. Usage of...Read More