China High Purity Lowest Price Zinc Ingot 99.995% Manufacturer

1.Product Name: Refined Zinc or Zinc Ingot

Molecular Formula: Zn

Zn (purity): 98.7%-99.995%
Molecular Weight: 65.39
Density: 7.14( g/cm3)
M.P.: 419.58
B.P.: 907
Molecular Weight: 65.39

Alloy Or Not: alloy

Secondary Or Not: Non-secondary

2.Appearance: silver white lustrous metal;can react with acids, soluble in alkaline solution.

3. Characteristics of high purity zinc ingot:

Shining white metal with bluish gray luster (called spelter). Not found native. Soluble in acids and alkalies. Insoluble in water. Malleable at 100-150 oC. Strongly electropositive. Zinc foil will ignite in presence of moisture. Low toxicity.

Hazards: Flammable, dangerous fire and explosion risk (dust).

4.Specifications:

Zinc ingot(GB/T470-1997)

mark

chemical comporsition(%)

Zn≥

impurity content≤

Pb

Cd

Fe

Cu

Sn

Al

As

Sb

total

Zn99.995

99.995

0.003

0.002

0.001

0.001

0.001

0.005

Zn99.99

99.99

0.005

0.003

0.003

0.002

0.001

0.01

Zn99.95

99.95

0.02

0.02

0.01

0.002

0.001

0.02

Zn99.5

99.5

0.3

0.07

0.04

0.002

0.002

0.01

0.005

0.01

0.5

Zn98.7

98.7

1

0.2

0.05

0.005

0.002

0.01

0.01

0.02

1.3

5.Analysis fo high purity zinc ingot:

ltimate tensile strength

331 MPa (270 MPa aged)

48,000 psi (39,000 psi aged)

Yield strength (0.2% offset)

295 MPa

43,000 psi

Impact strength

52 J (56 J aged)

38 ft-lbf (41 ft-lbf aged)

Elongation at F max

2%

Elongation at fracture

3.6% (13% aged)

Shear strength

262 MPa

38,000 psi

Compressive yield strength

600 MPa

87,000 psi

Fatigue strength (reverse bending 5x10 8 cycles)

57 MPa

8,300 psi

Hardness

114 Brinell

Modulus of elasticity

96 GPa

14,000,000 psi

Solidification range (melting range)

380386 °C

716727 °F

Density

6.7 kg/dm 3

0.24 lb/in 3

Coefficient of thermal expansion

27.4 μm/m-°C

15.2 μin/in-°F

Thermal conductivity

109 W/mK

756 BTU-in/hr-ft 2 -°F

Electrical resistivity

6.54 μΩ-cm at 20 °C

2.57 μΩ-in at 68 °F

Latent heat (heat of fusion)

110 J/g

4.7x10 -5 BTU/lb

Specific heat capacity

419 J/kg-°C

0.100 BTU/lb-°F

Coefficient of friction

0.08