Specifications

niobium plate
1.Good thermal stability.
2.High quality, workability
3.Timely delivery as your requirements.

 Niobium Plate

1. Grade:Nb1 Nb-Zr1

2. Purity :Nb>=99.5% 0r 99.7%

3. Characteristic:

Melting Point: 2468 Degrees Celsius

Boiling Point: 4742 Degrees Celsius

Density: 8.57g/cm3

High quality, workability

4. Certificate: ISO9001

5. Product Feature: High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion.

Production engineering

 tungsten powder——size sorting,grading——forming(cold isostatic press)—— sintering(IF induction sintering furnace) ——Hot rolling(Two roller reversible hot rolling mill)——Leveling and annealing——Pickling or caustic washing——Warm rolling(Four-roller reversible cold rolling mill)——Leveling and annealing——Cold rolling(Four-roller reversible cold rolling mill)——cutting(hydraulic cutting plate machine)——Vacuum annealing(Vacuum annealing furnace)——Machining,Wire cutting,flat grinding——testing——packing

6. Dimensions and tolerance(According to clients’ requirements):

Plate Size(0.03~6.0)*(120~420)*(50~3000)mm

Thickness	The allowable deviation thickness		Width	The allowable deviation Width	Length
	Width>120~300	Width>300
	Nb1	Nb1
0.1~0.2	±0.015	±0.02	>300~420	±2.0	>100
>0.2~0.3	±0.02	±0.03	>200~420	±2.0	>100
>0.3~0.5	±0.03	±0.04	>200~420	±2.0	50~3000
>0.5~0.8	±0.04	±0.06	>200~420	±2.0(±5.0)	50~3000
>0.8~1.0	±0.06	±0.08	>200~420	±2.0(±5.0)	50~3000
>1.0~1.5	±0.08	±0.10	>200~420	±3.0(±5.0)	50~3000
>1.5~2.0	±0.12	±0.14	>200~420	±3.0(±5.0)	50~3000
>2.0~3.0	±0.16	±0.18	>200~420	±5.0	50~3000
>3.0~4.0	±0.18	±0.20	>200~420	±5.0	50~3000
>4.0~6.0	±0.20	±0.24	>200~420	±5.0	50~3000

7. Application:

used for semiconductor materials, vacuum coating