Hummel Croton Inc.
10 Harmich Road
South Plainfield, NJ 07080

Tel: 908-754-1800
Fax: 908-754-1815

Data Sheet
Zirconium Powder

Product Code 26-2100 26-2000 26-2200
Zr & Hf Total 96.00% 96.00% 98.50%
Zr & Hf Metallic 95.50% 94.00% 96.00%
Nitrogen 0.40% 0.40% 0.40%
Magnesium 0.30% 0.30% 0.05%
Silicon 0.15% 0.20% 0.20%
Hydrogen 0.10% 0.10% 0.20%
Chlorides 0.10% 0.10% 0.05%
Aluminum 0.08% 0.03% 0.05%
Titanium 0.03% 0.15% 0.03%
Iron 0.02% 0.03% 0.03%
Calcium 0.01% 0.01% 0.04%
Particle Size 1.5-1.9 μ 2-3 μ 4.5-5.5 μ


PACKAGING: 1Kg. or 2 Kg. Net aqueous suspension (30% water content min.) or 50% Ethanol

USES: Zirconium powder is used as a reactant in the manufacturing of explosives, fuses and primers for the pyrotechnic industry. It is also used as a de-oxidizer in metallurgy industry; as a getter in vacuum tubes; in constructing rayon spinnerets in lamp filaments and flash bulbs.

HANDLING: Keep away from heat sources, flames and sparks. Use grounding cables on all transferring equipment to avoid sudden ignition by electrostatic discharge; self-ignition is possible. Vacuum drying of the suspension IS NOT recommended. In case of fire cover with sand, limestone, or use a class D fire extinguisher. DO NOT USE WATER. OSHA PEL and ACGIH TLV-TWA have been established at 5mg/m3. See SDS for more information.

SHIPPING INFORMATION: Zirconium Metal Powder Wetted UN# 1358, Class 4.1, PGII, Label Code 4.1


SHIPPING INFORMATION: Zirconium Suspended in a Flammable Liquid UN# 1308, Class 3, PGII, Label Code 3

Zirconium Powder

CAS Number 7440-67-7
RTEC Number ZH 7076000
Ignition point 180 +/- 20 ° C
Apparent Density 1.6g/cm3
EINEC Number 2311769
Molecular Wt. 91.22
Molecular Formula Zr
Water Solubility Insoluble

No warranty, expressed or implied, or merchantability, fitness for a particular purpose or otherwise is made, except that the products herein discussed comply with the chemical description on the labels. Buyer assumes risks of the use, storage and handling. Hummel shall not be liable for any incidental or consequential damages arising directly or indirectly in connection with the purchase, use, storage or handling of this product. The information contained herein is, to the best of our knowledge, true and accurate. However, all recommendations or suggestions are made without guarantee, since the conditions of use are beyond our control. We disclaim any liability incurred in connection with the use of these data or suggestions. This information is not to be taken as a license to operate under, or a recommendation to infringe any patent(s). The observance of all regulations and patents is the responsibility of the user. No agent, representative or employee of this company is authorized to vary any terms of this notice.