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BaoJi Yuan Da Metal Materials Co., Ltd.
ADD.:10F Ronking International Mansion,No.61 GaoXin Avenue,BaoJi City,Shaanxi
Province,China 721013
TEL:0917-3315889
FAX:0917-331388
EMAIL:rmd1994@yeah.net
For Vacuum Tubes and Other Electronic Devices Niobium Plate
Niobium plate has High melting point,Melting point: 2468 °C,Boiling point: 4742°C,Low vapor pressure,Good cold processability,Excellent chemical stability,Good resistance to corrosion and High dielectric constant,in surface oxide film.It widely used in many industries such as electronics,metallurgy,chemical processing,hard alloy cutter,aerospace and aviation.
For Vacuum Tubes and Other Electronic Devices Niobium Plate
Baoji Refractory Metal Developer Co.,Ltd is one of the leading China niobium plate manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale niobium plate products from us.
☆Chemical Composition:
Chemistry % | ||||||||||||||
Grade | Nb | Impurities max | ||||||||||||
Zr | Ti | C | N | O | H | Ta | Fe | Si | W | Ni | Mo | Cr | ||
Nb1 | Remainder | 0.02 | 0.002 | 0.01 | 0.015 | 0.015 | 0.001 | 0.10 | 0.005 | 0.005 | 0.03 | 0.005 | 0.010 | 0.002 |
Nb2 | Remainder | 0.02 | 0.005 | 0.02 | 0.05 | 0.025 | 0.005 | 0.25 | 0.03 | 0.02 | 0.05 | 0.01 | 0.050 | 0.01 |
☆Specification：
Description | Thickness (mm) | Width (mm) | Length (mm) |
Foil | 0.03-0.09 | 30~150 | ＜2000 |
Sheet | 0.10-0.5 | 30~600 | 30~2000 |
Plate | 0.5~10 | 50~1000 | 50~2000 |
Note：All the products can be supplied in according to customer’s requirement. | |||
☆Tolerance
Thickness, inch (mm) | Tolerance, +/-inch (mm) | |
Width < 6 inch (152mm) | Width < 6~24 inch (152~610mm) | |
0.005~0.010(0.13~0.25) | 0.0005 (0.013) | 0.001(0.025) |
0.011~0.015 (0.28~0.38) | 0.0007 (0.018) | 0.001(0.025) |
0.016~0.020 (0.41~0.51) | 0.0008 (0.020) | 0.0015(0.038) |
0.021~0.030(0.53~0.76) | 0.0015 (0.038) | 0.0025(0.064) |
0.031~0.060(0.79~1.52) | 0.0025(0.064) | 0.0035(0.089) |
0.061~0.090(1.55~2.29) | 0.004 (0.102) | 0.005(0.127) |
0.091~0.125(2.31~3.18) | 0.006(0.15) | 0.007(0.18) |
0.126~0.187(3.20~4.75) | 0.010(0.25) | 0.010(0.25) |
Note:Special demands on tolerance available. | ||
Established in 1994, Refractory Metal Developer is one of the largest professional manufacturers and suppliers of for vacuum tubes and other electronic devices niobium plate. Leveraging on advanced technology and equipment, our company has successfully exported our products to various buyers from different regions. Now, we warmly welcome you to buy our factory supply refractory metals.
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