Low price zircon sand/ Zircon flour for investment casting industry for sale

Specifications

Refractory Fused Zirconia Sand
1. High purity
2. Low sintering temperature
3. High refractoriness

Low price zircon sand/ Zircon flour for investment casting industry for sale  

 

 

High quality zircon sand 
1. Zircon sand 
2. Color: Colorless transparent crystal 
3. Capacity: 500mt/month 
4. MF: Zr2SiO4 

Specifications 
1. This is 80-120M zircon sand. 
2. It is used in inner layer for shell-making. 
3. It is used in investment casting. 

 

Technical Specifications (%):
Fe2O3 Guaranteed: 0.075 max
(total iron as Fe2O3): Typical 0.04-0.07
TiO2 Guaranteed: 0.15 max
TiO2 Typical: 0.06-0.15
ZrO2+HfO2 Typical: 66.0-67.0
Al2O3 Typical: 0.20-0.70
CaO Typical: 0.01-0.04
P2O5 Typical: 0.06 -0.10
SiO2 Typical: 32.0-34.0
Free Silica Typical: 0.01-0.07
pH Typical: 5.5 -7.00
Moisture Typical: 0.01- 0.07

 

Characteristics:
Specific gravity: 4.7

Bulk density: 170-180 lb/ft³; 2700 kg/m³; 
Hardness: 7.5 Moh
Angle of repose: 30 degree;
Melting point: 4000°F, 2200°c

Thermal stability:  no change to 3090°F, 1700°c

Loss on ignition: 0.02%-0.12%

 

Applications 
1)80-120M zircon sand is used in investment casting, the processing is called dipping 
2)It can enhance the shell`s thickness 
3)It is specialize used in inner layer being mixed with silica sol.

 

High temperature applications. Primary source for investment casting shell molds, foundry cores,

 

metal chills, ladle brick, welding rod coatings, abrasive cleaning, ceramics, glass, chemical, 

 

refractory bricks, abrasive & mold washes, solid oxide fuel cells and nuclear power plants.

 

Classification	zircon    sand
Molecular  formula	Zr2SiO4
Purity	65%,   66%  67%
Place    of    origin	China
Model    No.	80-120M
Appearance	sand    particle
Brand    name	ZALY
Applications	fireproofing  materials