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CAS 7440-33-7 99.99 W Polished Tungsten Ring Excellent Abrasion Resistance

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CAS 7440-33-7 99.99 W Polished Tungsten Ring Excellent Abrasion Resistance

Model Number : W Ring

MOQ : Negotiate

Price : Negitionable

Payment Terms : L/C, D/A, D/P, T/T

Supply Ability : 10000sets/month

Delivery Time : 30 days after receiving down payment

Packaging Details : Standard export cartons

Name : W Ring

CAS : 7440-33-7

Feature : Excellent Abrasion Resistance

Process : polishing

Advantage : High fractural strength

Material : W

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CAS 7440-33-7 99.99 W Ring Excellent Abrasion Resistance

Quick Details

Purity: W ≥99.95%
Dimensions: ring face width is about 4mm, wall thickness is about 1.5mm, inner ring circumference is 52, 54, 56, 58, 60, 62, 64mm
Process: polishing

Advantages:

1. Excellent abrasion resistance

2. High wear resistance

3. High fractural strength

4. High thermal conductivity

5. Small heat expansion co-efficient

Specification

Atomic number

74

CAS number

7440-33-7

Atomic mass

183.84 [g/mol]

Melting point

3420 °C

Boiling point

5555 °C

Density at 20 °C

19.25 [g/cm3]

Crystal structure

Body-centered cubic

Coefficient of linear thermal expansion at 20 °C

4.410-6 [m/(mK)]

Thermal conductivity at 20 °C

164 [W/(mK)]

Specific heat at 20 °C

0.13 [J/(gK)]

Electrical conductivity at 20 °C

18.2106 [S/m]

Specific electrical resistance at 20 °C

0.055 [(mm2)/m]

Applications

1. Widely used in semiconductor, chemical vapor deposition (CVD) and physical vapor deposition (PVD) display and optical applications;

2. Applied in producing electrodes, heating elements, heat shields, sintering trays, sintering boats, stacking sheets, base plates, sputtering targets, crucibles in electronic and vacuum applications.

3. can be used as contacts in vehicle motors.

Q: Are you trading company or manufacturer ?
A: We are factory.

FAQ


Q: How long is your delivery time?
A: Generally it is 3-7 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, but need pay the cost of sample and freight since our product is high value.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:


Product Tags:

Abrasion Resistance Polished Tungsten Ring

      

W Polished Tungsten Ring

      

Abrasion Resistance Tungsten Ring

      
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CAS 7440-33-7 99.99 W Polished Tungsten Ring Excellent Abrasion Resistance Images

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