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Copper Powder 99+%, Mesh 200
High-purity copper powder made via water atomization and hydrogen reduction. Features very fine, irregular particles and clusters with relatively lower density. Recommended for applications requiring high purity and conductivity, including diamond wheels, sintering, and chemical reactions. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will conduct when compacted or mixed with oils or resins.
Product Specifications
| Purity | 99.3% |
| Hydrogen Loss | 0.39% |
| Apparent Density | 2.6 - 2.8 g/cc |
| Mesh Size | 200 mesh |
| Sieve Analysis |
+100 Mesh: Trace +140 Mesh: 1% Max +200 Mesh: 3% Max +325 Mesh: Balance -325 Mesh: 90% Min |
| HTS Code | 7406.10.0000 |
| NMFC | 30743 |
| CAS No. | 7440-50-8 |
Applications and Benefits:
- Thick and thin film pastes
- Conductive inks, paints, and pastes
- Injection molding
- Thermal management
- EDM electrodes
- Antifouling paints
- Thermal sprays
- Sintered alloys/products
- Brazing/soldering paste
- Diamond wheels
- Chemical reactions
Caution:
Handle with care. Refer to the SDS for detailed safety guidelines.
Copper Powder 99.8%, Electronic Grade, Mesh 325
Electronic grade, high-purity copper powder made via water atomization and hydrogen reduction. Features ultra-fine, spheroidal particles with high conductivity and low density. Recommended for a variety of applications where conductivity is crucial, including thick and thin film pastes, capacitor chips, and thermal sprays. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will conduct when compacted or mixed with oils or resins.
Product Specifications
| Purity | 99.85% |
| Hydrogen Loss | 0.19% |
| Apparent Density | 2.97 g/cc |
| Mesh Size | 325 mesh |
| Sieve Analysis | +60 Mesh: 0% -60/+80 Mesh: 0% -80/+100 Mesh: 0% -100/+140 Mesh: Trace -140/+200 Mesh: Trace -200/+325 Mesh: 0.6% -325 Mesh: 99.4% |
| HTS Code | 7406.10.0000 |
| NMFC | 30743 |
| CAS No. | 7440-50-8 |
Applications and Benefits:
- Thick and thin film pastes
- Capacitor chips
- End cap terminators
- Conductive inks, paints, and pastes
- Injection molding
- Electronics
- Thermal management
- EDM electrodes
- Thermal sprays
- Sintered alloys/products
- Brazing/soldering paste
Caution:
Handle with care. Refer to the SDS for detailed safety guidelines.
Ball And Ring
Ball And Ring is a unique product that demonstrates thermal and chain expansion. It helps students understand the concept of thermal expansion by showing the expansion of the ball and ring when heated. The chain expansion is also demonstrated by the expansion of the chain that connects the ball and ring. This product is perfect for educational purposes and can be used in classrooms, labs, or at home. It is a great tool for science teachers, students studying thermal expansion, physics enthusiasts, STEM educators, and science museums and science centers.
Key Features:
- Demonstrates thermal and chain expansion
- Compact and easy to use
- Made of high-quality materials for durability and longevity
Product Specifications:
| Product Name | Ball And Ring |
| Demonstrates | Thermal Expansion, Chain Expansion |
| Materials | Brass (Ball and Ring), Steel (Chain) |
| Ball Diameter | 20 mm |
| Ring Inner Diameter | 30 mm |
Similar Products:
- Bar and Gauge
- Bi-Metallic Strip
- Thermal Conductivity Set
- Mercury Thermometer
- Gas Laws Demonstrator
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: This product involves heat. Please follow safety instructions carefully and use with adult supervision.
Perfect for science teachers, students studying thermal expansion, physics enthusiasts, STEM educators, science museums, science centers, and home-schooling parents.
Cast Iron Powder, Thermal Spray
Cast iron powder used in the manufacturing of specialty alloys and as an ingredient in pyrotechnic mixtures. Also suitable for thermal spray applications, with recommendations to consider S1001 and S145C for such purposes. Engineered for industrial use with high metallic iron content and controlled granulation.
Product Specifications
| Metallic Iron | >90% |
| Total Carbon | 2.85% |
| Manganese | <1.0% |
| Silicon | <3.0% |
| Chromium | <1.0% |
| Granulation | Passing 20 mesh: 95-100%, Passing 100 mesh: 1% Max. |
Applications and Benefits:
- Manufacturing of specialty alloys
- Ingredient in pyrotechnic mixtures
- Thermal spray applications
- High iron content for industrial use
- Controlled granulation for specific needs
Caution:
Evaluate product suitability before large-scale use. For thermal spray applications, also consider S1001 and S145C. Store in a dry, cool place to maintain granulation and performance.
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