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Canadian body armour research: what do we look at next?

The Bread Guy

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A couple of papers just out via Defence Research & Development Canada here and here (big PDFs) - plain English summaries:
Research shows folks in tanks, other armoured vehicles and trucks need to be able to move from the waist up to do their jobs, so we’ll have to consider that when designing body armour and other personal protection against IEDs. Still, there were some worries about protecting the troops’ sides, necks, throats and pelvises.

After checking out what’s out there in body armour (both military and commercial rigs) and other protective gear (sports and industrial included), we're suggesting some combinations of add-ons we should explore further to see if they can protect while letting the soldier get on with his or her job.

The suggested add-on combos are shown here (7 pg. PDF).

The papers are from 2007, so assuming further research has gone on, they're still useful snapshots.

- edited to fix diagrams PDF link -
 
ONT:  If you mean the diagrams PDF link, try now - it's fixed.
 
Lets hope Canada does not seek any decent input from Australia with their new MCBAS.

On my tour we had ECBA, and it was not an over engineered POS like MCBAS.

All last week I observed troops (who will be deploying to Afghanistan in 2010) assembling their MCBAS with a manual as thick as a Hustler magazine. It took hours and there was much confusion.

I wonder if McDonalds has a weed up their arses in the name used, ha!

Read on  http://www.news.com.au/story/0,23599,26273247-2,00.html

Text shared IAW the usual....

Defect armour risk to Australian soldiers fighting in Afghanistan
By Ian McPhedran
The Daily Telegraph
October 29, 2009 12:00am
The Daily Telegraph
Breaking news: What's happening now

DEFENCE chiefs were told more than a year ago about serious safety concerns with combat body armour worn by Diggers in Afghanistan.

Federal Government documents obtained by The Daily Telegraph confirm troops were issued with armour with "known defects".

The documents also show that top brass knew in April this year that troops were forced to use split pins and nails to prevent quick release catches on the armour from failing.

The military ordered 14,688 sets of the suspect armour under a $24 million project and by May this year more than 8400 had been delivered.

Despite two years of field testing by the army, the body armour, known as the modular combat armour system (MCBAS), will now be replaced by a lightweight system called American Eagle that is worn by special forces troops.

The documents show serious failures in the original armour were identified in September 2008 and in February and April this year.


I was lucky when I was in Iraq recently. My job allowed me to wear the Eagle Industries "Marine Lite". It was lighter, less bulky and easier to move in. I felt sorry fo...

(Read More)

R of Victoria Amid concerns about the impact of weight and a dodgy quick-release mechanism, the armour put soldiers at risk as they attempted to drag the body of Corporal Mathew Hopkins to safety during an ambush in Afghanistan in March this year.

An official report said the armour "did contribute to the difficulty in recovering Cpl Hopkins from an exposed position and evacuating him" to a medical post. According to one document dated September 23, 2008, the armour's quick-release system had opened "without the wearer's intent" when "simulated" casualties were dragged by the shoulder straps by two personnel.

However, despite the numerous documented complaints, Defence Materiel Organisation official Brigadier Bill Horrocks told a Senate inquiry in June "the feedback we have ... is that they are very happy with what we delivered to them; however, it is certainly heavy".

Another Defence document dated April 6, 2009 said that one inspection had found that 15 sets of the armour had failed.

"Some MCBAS issued to units and members has shoulder straps with single loop brown plastic buckle. These buckles are a known defect," the document said.

Another report dated February 17, 2009 said quick release could not be operated by a single hand pull if the armour was wet or submerged.

Troops in Afghanistan patrol through channels and streams.

----------------------

OWDU

 
I don't want to be uparmoured like robocop, I want to be light, quick and agile. Hopefully materials science and engineering will continue to progress to the point where armour capable of stopping rifle rounds will be as thin, light and flexible as current soft IIIa armour.

In the short term I would like to see the in-service plates, which offer great protection, replaced by ones that offer the same level of protection in a thinner and hopefully lighter package like some of the titanium based plates availible today. I am also convinced the in-service FPV could be replaced by a more ergonomic chasis similar to the one from crye. 
 
COBRA-6 said:
I don't want to be uparmoured like robocop, I want to be light, quick and agile.

It'll be interesting how "the system" will end up balancing that need with what they appear to be looking at here:  protecting troops in vehicles.  Yeah, I know they don't ALWAYS stay in vehicles, but it looks like these studies look at that tile in the mosaic of ops.
 
COBRA-6 said:
I don't want to be uparmoured like robocop, I want to be light, quick and agile.

What are you, a Ninja?
We need more heavier armor, like a space marine.  So we can shrug off blasts from AK47s and kick IEDs  ;D


What about www.lineoffire.ca

Self-healing body armor or whatever it's called sounds neat. And expensive.

Hope this picture isn't huge. When they say 'curret plate' I wonder how close specs wise that current plate is to ours.

comparison_graph.png
 
What about www.lineoffire.ca

Self-healing body armor or whatever it's called sounds neat. And expensive.

Hope this picture isn't huge. When they say 'curret plate' I wonder how close specs wise that current plate is to ours.

I sent a couple of these plates down to the US to be independently tested.  Results are on Lightfighter, Armour Forum, in a thread by DocGKR about testing plates.

This past week, we had an unexpected opportunity to shoot a couple of additional Level III plates to the same protocol as used for the Level III Patrol Armor Test in the initial post of this thread.

During this follow on testing, we shot two different Level III triple curve plate designs—a DefenseTech (DT855) Defend-X TCPL LIII and the In the Line of Fire (ILF) PBAIII01012 LIII.

Both plates tested were 10 x 12 inches. Once again, plate weights varied a bit due to design and construction differences:

DT855: 5.2 lbs—HB25 Dyneema composite
ILF: 6.1 lbs—an approximately 6 mm thick non-ferrous metal layer that on visual exam appears to possibly be aluminum overlying layers of Spectra Shield II and Gold Shield polyethelene laminates.

The plates were shot in exactly the same manner as previously discussed.

TEST RESULTS:

DT855: (one plate used for 5.56 mm and 12 ga. shots; second plate used for .30 caliber hits)
3 shots M193 successfully stopped by the plate.
3 shots of M855 successfully stopped by the plate
3 shots of LeMas successfully stopped by the plate
3 shots of M43 successfully stopped by the plate
3 shots of M67 successfully stopped by the plate
3 shots of M80 successfully stopped by the plate
3 shots of Corbon 130 gr TSX successfully stopped by the plate
1 shot of 12 ga slug successfully stopped by the plate

ILF: (vendor only provided one plate)
3 shots M193 successfully stopped by the plate.
3 shots of M855 fully perforated the plate and underlying soft armor
3 shots of LeMas successfully stopped by the plate
3 shots of M80 successfully stopped by the plate

Projectile Penetration Protection: The DT855 offered PPP on par with the MSA and TenH plates previously tested.

Back Face Deformation: The DT855 and ILF plates had midrange BFD that fell in between the best and worst plates previously discussed.

Spall: Neither the DT855 or ILF plates had significant spall

Plate Weight: The DT855 and ILF plates offered intermediate weights compared to previously tested plates.

Durability: Both the DT855 and ILF plates appeared to offer an acceptable level of durability on par with the plates previously tested, like the MSA and TenD

Annual X-ray Assessment: Neither the DT855 nor ILF plates require an annual x-ray assessment.

Cost: The LE pricing of the DT855 and ILF is unknown to us at this time.


CONCLUSION:

Kudos to DefenseTech for improving their plate in order to stop M855! Likewise, thanks to In the Line of Fire for submitting their plate for independent testing and verification.

If 5.56 mm M855 “green tip” was NOT a threat, then the In the Line of Fire PBAIII01012 LIII plate is an acceptable option, much like the previously tested DefenseTech Defend-X IM-LCP-LIII and Tencate Dyneema (or equivalent AMI SAPI3) plates.

The DefenseTech Defend-X TCPL LIII+ joins the AMI TAC3S, Tencate hybrid LE SAPI, and MSA/Paraclete DHP3-1012 as Level III plates capable of stopping the common spectrum of Level III threats faced by LE Patrol officers, including 5.56 mm M855 62 gr FMJ.

--------------------

In the Line of Fire also sent a Level IIIa hard plate, model PBAIIIA1012 to be tested. This plate weighed 4.5 lbs and was a triple curve 10x12” plate design using an approximately 6 mm thick non-ferrous metal layer (likely aluminum) overlying layers of Spectra Shield II polyethelene laminate. The plate lived up to its Level IIIa rating, stopping 9 mm 127 +P+ JHP, .44 Mag Win 250 gr JHP, and 12 ga. Win slugs fired at a distance of 10 feet. In addition, the In the Line of Fire IIIa plate stopped .30 cal M1 Carbine 110 gr FMJ also fired at 10 feet; 5.56 mm M193 55 gr FMJ easily defeated the plate. The big question is why someone would want to wear a Level IIIa hard plate, rather than IIIa soft concealable armor…
 
The theory behind the Dragon Skin (like fish scales) seems to make a lot of sense.  It works by displacing the impact instead of having little tank-soldiers running (crawling) around.  If it works as promised, we're be wearing full-torso suits that are actually comfortable that weigh a few pounds instead of 10kg worth of thicker and thicker plates.

Not sure where I saw it first, one of those Weapons of Tomorrow shows or something like that:

http://en.wikipedia.org/wiki/Dragon_Skin_(body_armor)

dragon-skin-armor.jpg
 
Farmboy thanks for posting that.

I wonder why the M855 punched through the ILF
 
Hmm, that's too bad.  I haven't seen the results for myself so it's a tough call.  One guy on a forum quoting one study doesn't convince me.

I didn't know that it weighed so much though, almost 50 pounds for a vest is retarded, even if it worked perfectly.
 
The M855 has a steel penetrator.

It is widely available in the US as surplus, which causes concern for anyone using armor that will not stop it.

DocGKR also uses a different test than NIJ.  Armour that survives one test might not survive the others.





Dragon Skin is not as good as they make it out to be.  It has failed tests done by independent agencies.  One of my buddies owned a set (or still does) he was trying to sell it awhile ago for a number of reasons.
 
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