Approved Motor List for

8 pound I motor Bowling Ball Loft


All I motors are not  safe or suitable for launching an eight pound payload. To be entered in this contest you must use a motor from this list.  If your favorite I motor is not on the list and meets the criteria contact AHPRA to have it added. There are no hybrids.

 

Criteria

Thrust over 60 pounds

Total impulse over 480 ns, 50%I

 

Added June 21, 04   AeroTech I600R

 

 

Manufacture

Motor Code

TMT Metric

Total Impulse (NS)

Max Thrust (N)

Burn Duration (sec)

"Real" lift off thrust lbs.

Maximum Lift off weight*

case Notes

EM

I230

I227 (96%)

626

436

2

65

13

38MM

CTI

I240

I273 (74%)

556

279

2

70

14

PRO38-4G

AT

I284W

I313 (90%)

607.3

570.6

1.94

90

15

38/600

CTI

I285

I267 (59%)

510.1

350.6

1.91

70

14

PRO38-4G

CTI

I287SS

I286 (51%)

486

344

1

70

 

PRO38-4G

KBA

I310S

I306 (98%)

633.8

473.9

2.1

70

14

38-640

CTI

I350SS

I352 (88%)

601

400

1

85

15

PRO38-5G

CTI

I360

I354 (95%)

625.5

555.5

1.77

100

15

PRO38-5G

AT

I366R

I355(68%)

539

507

1

 110

15

38/600

KBA

I370F

I371 (98%)

634.3

539.2

1.7

 90

 15

38-640

AT

I435T

I506 (77%)

565.0

1143.5

1.11

150

15

38/600

CTI

I540 (99%) 635   1.1 130    

KBA

I450F

I394 (99%)

633

627

1

120

15

38-640

AT I600R           15 38-720

 

 

 

 

* Max launch weight for I lite is limited to 15 pounds.

 

 

 

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