- Product Details
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Quick Details
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Supply Type:
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Original manufacturer
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weight:
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2000g
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Operating temperature:
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-55 ~ +125℃
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Voltage range:
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1200-3000V
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With Powder:
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Sensitive goods, expensive shipping
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Warranty:
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1 Year
Quick Details
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Place of Origin:
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Hubei, China
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Brand Name:
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HGE
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Model Number:
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DW-11 DW-21
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Supply Type:
-
Original manufacturer
-
weight:
-
2000g
-
Operating temperature:
-
-55 ~ +125℃
-
Voltage range:
-
1200-3000V
-
With Powder:
-
Sensitive goods, expensive shipping
-
Warranty:
-
1 Year
DW-11 DW-21 glass tube (which can be sealed with tungsten) , with expansion coefficient of 44 * 10(-7 power) , is an excellent insulating and sealing material for electric vacuum devices. Temperature resistance 450 degrees can provide a variety of sizes of pipe, bar and fine glass
Please tell us the size,then we can quote
![](https://cdn.bestsuppliers.com/seo_products_img/hge/d526703b2b433485ad2efa39ba06431e.jpg!/rotate/180)
![](https://cdn.bestsuppliers.com/seo_products_img/hge/c2a297a49ac5394e98d69b2c8c9280db.jpg!/rotate/180)
![](https://cdn.bestsuppliers.com/seo_products_img/hge/b836379d3e5d394ea4adb38276643b57.jpg!/rotate/180)
![](https://cdn.bestsuppliers.com/seo_products_img/hge/efcf9e9904633fa69cde00f8a4ca6d73.jpg!/rotate/180)
Product Description
Dm-308 glass tube (which can be sealed with 4J29 Kovar) , with expansion coefficient of 48 * 10(-7 power) , is an excellent insulating and sealing material for electric vacuum devices. Temperature resistance 450 degrees can provide a variety of sizes of pipe, bar and fine glass
Density: 2.3
Softening Point: 705℃
Annealing temperature: 500
℃
Packing & Delivery
By Wooden,by carton,etc.
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