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High Purity Forging Tungsten Crucible for Melting use
Dimension and tolerance
Delivery condition | Specification | Tolerance |
Thickness |
Roughness (um) | ||
Diameter | Height | Diameter | Height | |||
Sintering | 10~500 | 10~750 | +/-5.0 | +/-5.0 | 8~20 | <3.5 |
Sintering finishing |
10~450 |
10~550 |
+/-0.5 |
+/-0.5 |
7~18 |
<2.5 |
Special sizes can be manufactured according to customers' requirements.
Manufacturing process
Item | Process | Equipment | Quality Check |
1 | Powder purified | Purified furnace | GDMS |
2 | Isostatic pressing | Isostatic pressing machine | Measurement of rough-processed |
3 | IF forging | High-accuracy forging machine | Dimension measurements for product |
4 | IF sintering | High temperature vacuum sintering furnace | Dimension measurements for product |
5 | Final machining | High-accuracy turning machine | Surface quality/ roughness and density |
6 | Package |
| Quality Test Report |
1. For producing electric light source parts and electric vacuum components. 2. For producing heating elements and refractory parts in high temperature furnaces. 3. For producing medical laboratory equipment. 4. Used as electrodes in the field of rare earth industry. 5. Used in the manufacture of weapons. 6. Used to make decorations and etc. |
6 workshops: powder molding workshop, forging workshop, rolling workshop, vacuum furnace manufacturing workshop, machining workshop and cutting workshop, and 1 inspection center. |
We are equipped with advanced machines: 5 sets of intermediate frequency sintering furnace, 1 set of cold iso-static pressing machine (1000*3000mm), 6 sets of hot & cold rolling machines (450-1000mm), 1 set of large-scale rolling machine (1300mm), 1 set of large-scale grinding machine (600*3000mm), 1 set of large-scale water cutting machine (3000*6000mm), 1 set of large-scale laser cutting machine (2000*4000mm), 18 sets of wire cutting machine (1200*1600mm) and another tens of drilling, turning, milling, cutting and grinding machines. |
1. 2001, we've been providing high-quality products & service for over 20 consecutive years. 2. The factory covers an area of 25,000 square meter. 3. We have over 80 employees, including a group of experts in non-ferrous industry. 4. We have a professional team foreign trade. |
1. We are an ISO9001 certified company. 2. We've been granted the patent in making Molybdenum&Niobium alloy. 3. We've been awarded as a High-Tech Enterprise. 4. We've been invested by the National Fund for High-end Equipment. |
TNT, EMS, UPS, FedEx, DHL, air transport, sea transport and railway transport are all available. We will try our best to choose the most proper method to satisfy our customers' demands. Every order will be tracked until our products are well received. |
1. <USD5,000, 100% by T/T. 2. USD5,000-USD20,000, 30% advance payment, balance payment is negotiable. 3. L/C, Western union, Moneygram and Paypal are also available. |
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