chamotte sand and chamotte flour

chamotte sand: 16-30,30-60,etc mesh chamotte flour: 200M-325 mesh Mainly used for precision casting

     chamotte sand and chamotte flour    

Characteristics of chamotte sand and chamotte flour: 1. High refractoriness above 1750.

 2. Aluminum content high, the iron content low.

 3. High volume density.

 4. Thermal expansion coefficients of small.

 5. Physicochemical stability.

 6. Fully calcined.

 7. Dust content low.

 8. The specification standards.

 Advantages of chamotte sand and chamotte flour:

 1. Easy out of shell.

 2. No deformation.

 3. No reduced scale.

 4. Good brightness, Good finish .

 5. Product rate is high.

 Specifications of chamotte sand and chamotte flour:

Size of Precision casting sand : 8-16, 16-30, 30-60, 30-80, 60-80,80-120, 10-20 (mesh)Size of  Precision casting flour: -200, -250, -270, -325 (mesh)

Features of chamotte sand and chamotte flour:All of the chemical composition is equably.Composition and size can process as customers requirement.Reasonable price, widely using range.Can replace many other high magnesia products with same or even better fuction

Physical and chemical index of chamotte sand and chamotte flour:

Physical and chemical index
Item/ Grade	Index
	CSM-45	CSM-43
Al2O3%	45-46	43-45
SiO2%	51-53	51-53
Fe2O3%	≤1.20	≤1.20-≤1.30
CaO+MgO2 %	0.6	0.8
K2O+Na2O %	0.2	0.3
TiO2 %	0.08	0.1
Bulk density g/cm³(min)	2.6	2.5
Refractoriness °C(min)	1750	1750
Dustiness %(min)	0.1	0.1

Pictures of chamotte sand and chamotte flour:

chamotte sand and chamotte flour