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Tungsten bars(rods)are used to make emission cathodes, high temperature forming rods, support wires, lead-in wires, printer pins, various electrodes, heating elements of quartz furnace, etc
Sizes and Tolerances
Unit:mm
Surface Size | Swag | Drawn | Chemical Cleaning/ Electrolytic Polishing | Ground | L Tolerance | ||||
Dia Tolerance | Ovality Tolerance | Dia Toleranc | Ovality Tolerance | Dia Toleranc | Ovality Tolerance | Dia Toleranc | Ovality Tolerance | ||
0.2≤d<0.5 | - | - | ±0.01 | 0.01 | ±0.01 | 0.01 | - | - | L<100±1.0 100≤L<300±1.5 300≤L<500±2.0 500≤L<1000±2.5 1000≤L<2000±5.0 |
0.5≤d<0.8 | - | - | ±0.02 | 0.02 | ±0.02 | 0.02 | ±0.01 | 0.01 | |
0.8≤d<1.0 | - | - | ±0.02 | 0.02 | ±0.02 | 0.02 | ±0.02 | 0.02 | |
1.0≤d<1.8 | - | - | ±0.03 | 0.03 | ±0.03 | 0.03 | ±0.02 | 0.02 | |
1.8≤d<3.5 | - | - | ±0.05 | 0.05 | ±0.05 | 0.05 | ±0.03 | 0.03 | |
3.5≤d<5.0 | ±0.1 | - | - | - | - | - | ±0.05 | 0.05 | |
5.0≤d<9.0 | ±0.2 | - | - | - | - | - | ±0.08 | 0.08 | |
9.0≤d<13.0 | ±0.3 | - | - | - | - | - | ±0.10 | 0.10 | |
13.0≤d<17.0 | ±0.4 | - | - | - | - | - | - | - |
Established in 1992 and registered capital of 209 million yuan, Xiamen Honglu Tungsten Molybdenum Industry Co., Ltd. is a Sino-Korea joint-venture and the core member of public-listed company Xiamen Tungsten Co., Ltd.
We specialized in the production of high-quality W/Mo metallurgical products and components. Built the Rare Metal working Laboratory with the Institute of Metal Research (IMR), Chinese Academy of Sciences (CAS),HONGLU has been devoting to the build-up of China Tungsten Molybdenum pioneer,and become one of the National Key New & High-tech Enterprises. In the past several years,we built three manufacturing plants at a very fast speed.
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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