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.

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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...

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.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...

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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 ?

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.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...

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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.

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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.

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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.

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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.

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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...

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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.

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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).

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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.

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223 Lake City Brass vs Remington Brass | Shooters'' Forum

Joined: Feb 7, 2008. Messages: 58 ... Lake City didn''t make 7.62×63mm 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 cup

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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...

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.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...

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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)

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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.

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.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,...

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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.

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.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...

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.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,...

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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.

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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...

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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...

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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.

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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.

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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...

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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),...

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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.

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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...

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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.

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.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...

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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...

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.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...

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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.

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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...

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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...

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