PRODUCT SPECIFICATIONS
IPI PRODUCT SPECIFICATION
BORON POTASSIUM NITRATE (Pellets)
- Chemical formula: BKNO3
- CAS no: 7440-42-8, 7757-79-1
- UN no: 0477
- Specification: MIL-P-46994B, Type IIB (dated January 4 1982).
Boron Potassium Nitrate (BKNO3) Ignitor pellets
Boron Potassium Nitrate (BKNO3) Ignitor pellets/granules are commonly used as initiators in rocket motors, fuzes and payload ignition/expelling charges. IPI supplies BKNO3 ignitor pellets/granules per MIL-P-46994B and AS-4362C in a variety of shapes & weights (custom sieve cuts available):
- Type I: Cylindrical
- Type II: B1 – Convex
- Type IV
- Type V
- Class 1. Crush Strength: Axial 18,500g, Radial 18,000g
- Class 2. Crush Strength: Axial 7,500g, Radial 7,500g
- Class 3. Crush Strength: Axial 3,000g, Radial 2,000g
- Type VI
- Type VII: Oblate Spheroid Granules
- Class 1. 5% max. retained on USS Sieve No. 50
- Class 2. 5% max. retained on USS Sieve No. 60
- Class 3. 5% max. retained on USS Sieve No. 100
BKNO3 pellets/granules are supplied in a variety of shapes and weights (shapes and weights for Class I & II shown)
IPI Specification No: 10176
BORON POTASSIUM NITRATE (Pellets)
Properties |
Units
|
Values
|
|
Min
|
Max
|
||
Diameter |
Inches
|
0.247
|
0.253
|
Weight |
Grams
|
0.140
|
–
|
Height |
Inches
|
0.125
|
0.135
|
Elementary boron content |
%
|
19.5
|
23.5
|
Moisture content |
%
|
–
|
0.75
|
Burning rate |
Inches/second
|
1.25
|
1.75
|
Heat of reaction |
Calories/gram
|
1500
|
–
|
Crush strength |
Axial, Grams
|
6000
|
–
|
Island Pyrochemical Industries provides this product specification sheet solely for informational purposes, and reserves the right to change product specifications without prior notification.