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Brand New From The Brainiacs at RATTWorks!
The new RATT X-Flow injector for the 2.5" K240 motor.
Read the "Hop-Up" report below.
The non X-Flow injector has a specific impulse 145
and an O/F ratio of 12.
The X-Flow injector has a specific impulse of 205
and O/F ratio of 6.
Link takes you to our new webstore
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Dave Griffith
and Joe Mullin
have been doing some guerrilla motor testing at the MTA in Mojave
and various vacant industrial parks on the weekends. Using
Joe's Stealth RattStand
they have come up with some interesting new injector designs and
terrific performance enhancements.
Read all about it - 540k .pdf file
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See the rocket scientist
testing a hybrid motor in his garage.
1.1 MB .wmv file
Do not try this at home
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Slide-On Welded Aluminum Fincan
for Rattworks 2.5" Motors
A very nice piece of metalwork!
Sold Out - Only Available by Special Request
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(click to enlarge)
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29mm H70 shown
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Components of a RATTWorks motor:
Motor casing and oxidizer tank (Monotube at top)
Polypropylene fuel grain (white tube)
Floating injector
Graphite nozzle
Forward bulkhead
Rear nozzle enclosure
Fill hose (type H 1/8" nylon)
1/16" compression fitting
O-rings
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Curious how a floating hybrid motor works?
Come take a look and find
out!
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Here's
a pictorial about reloading your RattWorks Hybrid Motor
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H70 29mm Hybrid
Link takes you to our new webstore
Diameter: 29mm
Length: 18" (457mm)
Average Thrust: 15.4 lb (68.5 N)
Peak Thrust: 34.5 lb (153.5 N)
ISP: 167.3 sec.
Burn Time: 2.57 sec.
Weight (Empty): 207.5 g
Weight (Loaded w/o N2O): 251.5 g
Weight (Loaded w/ N2O): 352.7 g
N2O Weight (750 PSI): 0.223 lb (101.2
g)
Tank Volume: 8.29 ci (135.8cc) |
(click
for larger image)
Download instructions 960 k pdf
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I-80 29mm Hybrid
Link takes you to our new webstore
Diameter: 29mm
Length: 28.75" (730mm)
Average Thrust: 17.4 lb (77.4 N)
Peak Thrust: 36.6 lb (162.7 N)
ISP: 168.7 sec.
Burn Time: 4.73 sec.
Weight (Empty): 303 g
Weight (Loaded w/o N2O): 347 g
Weight (Loaded w/ N2O): 553.1 g
N2O Weight (750 PSI): 0.454 lb (206.1
g)
Tank Volume: 16.87ci (276.4cc) |
(click
for larger image)
Download instructions 960 k pdf
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I-90 29mm Hybrid (Yardstick
Motor)
Link takes you to our new webstore Diameter: 29mm
Length: 36.25" (921mm)
Average Thrust: 17.0 lb (75.8 N)
Peak Thrust: 39.1 lb (174.1 N)
ISP: 170.7 sec.
Burn Time: 6.43 sec.
Weight (Empty): 366 g
Weight (Loaded w/o N2O): 425 g
Weight (Loaded w/ N2O): 694.2 g
N2O Weight (750 PSI): 0.593 lb (269.2
g)
Tank Volume: 22.05ci (361.3cc) |
(click
for larger image)
Download instructions 960 k pdf
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J-190 29mm Hybrid (4 Feet of Motor!)
Link takes you to our new webstore
Diameter: 29mm
Length: 48"
More data to come! |
Thrust Curve Soon |
I120 38mm Hybrid
More data to come! |
Thrust Curve Soon |
J160 38mm Hybrid
Link takes you to our new webstore
More data to come! |
Thrust Curve Soon |
K240 2.5" Hybrid
Link takes you to our new webstore
Designation: K240
Diameter: 2.5" (64mm)
Length: 35.75" (908mm)
Average Thrust: 51.5 lb (229.0 N)
Peak Thrust: 124.3 lb (553.1 N)
ISP: 145.4 sec.
Burn Time: 8.05 sec.
Weight (Empty): 1304 g
Weight (Loaded w/o N2O): 1621 g
Weight (Loaded w/ N2O): 2838.6 g
N2O Weight (750 PSI): 2.682 lb (1217.6
g)
Tank Volume: 99.7ci (1633.8cc) |
(click
for larger image) |
| K500 2.5" Tribrid
Starts as Nitrous/ABS motor for .5 seconds transitioning to
Nitrous/ABS/Alcohol then to Nitrous/Alcohol Bipropellant
Link takes you to our new webstore
Includes one reload, phenolic liner good for 5 flights, extensive
manual
Designation: K500
Diameter: 2.5" (64mm)
Length: 35.75" (908mm)
Average Thrust: 80 lb
Peak Thrust: 250 lb
ISP: 200 sec.
Burn Time: 3.5sec.
Weight (Empty): 1800 g
Weight (Loaded w/o N2O): 2006 g
Weight (Loaded w/ N2O): 3300 g
N2O Weight (750 PSI): 2.682 lb (1217.6
g)
Tank Volume: 99.7ci (1633.8cc)
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click to enlarge
Download .pdf of this firing,
includes pictures and narrative
Download thrustcurve 57k pdf
Download Instructions 60k
pdf file
Latest instructions for the Tribrid 460k pdf
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L600/M900 2.5" Hybrid
Two motors for the price of one! Add M extension to oxidizer tank
(included) to change the L motor to an M motor. Fuel grains must
be purchased separately.
Designation: L600
Diameter: 2.5" (64mm)
Length: 42" (908mm)
Average Thrust: 143 lb (639.4 N)
Peak Thrust: 465 lb (2071 N)
ISP: 170 sec.
Burn Time: 7.1 sec.
Weight (Loaded w/o N2O): 4.85 lbs (2200
g)
Weight (Burnout w/o N2O):4.55 lbs (2064
g)
N2O Weight (675 PSI): 3.13 lbs @ 65
F
Tank Volume: .0656 cu ft (1858 cc)
Designation: M900
Diameter: 2.5" (64mm)
Length: 72" (908mm)
Average Thrust: 140 lb (626.5 N)
Peak Thrust: 437 lb (1945.28 N)
ISP: 170 sec.
Burn Time: 12.3 sec.
Weight (Loaded w/o N2O): 7.25 lbs (3288
g)
Weight (Burnout w/o N2O):6.15 lbs (2789
g)
N2O Weight (675 PSI): 6.26 lbs @ 65
F
Tank Volume: .131 cu ft (3716 cc)
Link takes you to our new webstore |

L Thrust Curve: Click to Enlarge
Download PDF of thrust
curve
Download Instructions 590k pdf
M Thrust Curve: click to enlarge
Download PDF of thrust
curve
Download .pdf of this firing,
includes pictures and narrative
Download Instructions 590k pdf
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| RATTworks X-Flow Injectors
For K240 and L600/M900 motors
The standard (non x-flow) injector has a specific impulse 145 and
an Oxidizer to Fuel (O/F) ratio of 12.
On the K240 version the X-Flow injector has a specific impulse
of 205 and an O/F ratio of 6! An increase in specific
impulse of 60!
Your stock K240 suddenly becomes a full K motor in seconds.
K240 to full K upgraded injector
- includes one stainless steel X-flow injector, ~5 compression
olives, 3 nylon fill tubes, fill adapter
L600 and M900 upgraded injector
- includes one stainless steel X-flow injector, ~5 compression
olives, 3 machined nylon fill tubes, fill adapter
Link takes you to our new webstore
Go here to see what an X-Flow Injector
Kit includes
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X-flow Injector View One
X-flow Injector View Two
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R.A.T.T. Works Rail Stops are made out of 6061 T-6 aluminum and stainless
steel. Easy to use and adjust; will hold up to a 200 pound rocket; great
for hybrids and solids. Parts include precision machined anodized Rail
Stop, stainless steel fasteners and hex key.