Tungsten kala

Tungsten kala


Huahana Huahana

Huahana Huahana

Hāʻawi ʻo Ningbo De-Shin i ka piha piha o ka tungsten kālā no nā ʻano noiʻi ʻoihana like ʻole. Lawe ʻo ia i ke kaʻina hana infiltration vacuum holomua a hoʻokō nā huahana āpau i ka criterion o GB/T8320-2003, ASTM B631.

Kaʻina hana:hui pauda -> kaomi -> hoʻopaʻa ʻia -> hoʻoheheʻe ʻana i ka lepo -> mīkini ʻenehana -> QC. Hoʻopili paʻa ʻia kēia kaʻina hana āpau e QC e hōʻoia i ka hana maikaʻi loa.

Pono:

1. Kiʻekiʻe uila conductivity.

2. Kiʻekiʻe thermal conductivity.

3. High density me ka pono uniformity microstruction o mea.

Nā noi:

1. Kaapuni kaapuni.

2. Nā mea hoʻokahe honua.

3. Nā mea hoʻopau kaapuni liʻiliʻi.

4. kū'ē kuʻihao electrode.

5. komo i ke kumu kū'ē

Nui waiwai:

ʻO ke koʻokoʻo tungsten kala: diameter≥0.5mm, maʻamau 1-60mm; lōʻihi≤300mm, maʻamau 100, 175, 200, 300mm.

Kāleka tungsten square bar: thickness≥1.0mm, maʻamau 1-40mm; lōʻihi & width≤400mm, maʻamau 100 * 200, 200 * 300, 200 * 400mm.

 

papa Ka Hui Kemika (wt%) ʻO ka mānoanoa ʻoʻoleʻa Kū'ē
Ag Huina haumia≤ W g/cm3 ≥ HB Kgf/mm2 ≥ μΩ.cm ≤
W30/Ag70 70±1.5 0.5 Kaulike 11.75 75 2.3
W40/Ag60 60±1.5 0.5 Kaulike 12.40 85 2.6
W50/Ag50 50±2.0 0.5 Kaulike 13.15 105 3.0
W55/Ag45 45±2.0 0.5 Kaulike 13.55 115 3.2
W60/Ag40 40±2.0 0.5 Kaulike 14.00 125 3.4
W65/Ag35 35±2.0 0.5 Kaulike 14.50 135 3.6
W70/Ag30 30±2.0 0.5 Kaulike 14.90 150 3.8
W75/Ag25 25±2.0 0.5 Kaulike 15.40 165 4.2
W80/Ag20 20±2.0 0.5 Kaulike 16.10 180 4.6
W85/Ag15 15±2.0 0.5 Kaulike 16.70 195 5.0

 


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