Chamotte flour for precision casting,chamotte sand,chamotte flour

Product Overview

Description

Chamotte flour for precision casting,chamotte sand,chamotte flour

Characteristics:

1. High refractoriness.

 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:

 1. Easy out of shell.

 2. No deformation.

 3. No reduced scale.

 4. Good brightness , Good finish .

 5. Product rate is high. 

Physical and chemical index:

Item/ Grade	Index
	ZYM-45	ZYM-44	ZYM-43	ZYM-40
AL2O3 %	45-47	44-46	42-45	40-42
Fe2O3 %	1.0-1.3	1.3-1.6	1.6-2.2	2.2-3.0
SiO2 %	49-52	50-53	51-54	51-55
Ti02 %	0.8	0.9	1.0	1.2
K2O+Na2O %	0.3	0.4	0.4	0.5
Ca0+Mg0 %	0.5	0.5	0.6	0.7
Bulk density g/cm3(min)	2.55	2.53	2.50	2.45
Refractoriness °C (min)	1770	1750	1730	1700
Mullte % (min)	55	52	50	40

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

Applications:

Product is suitable for precision casting ,Silicon Sol investment casting, lost wax casting ,Cast steel, cast copper, Vacuum casting, plaster filler v-process, casting coatings, casting mold shell, etc.

About our company 

Our company ZHUOYUE  CO.,LTD is the specialized manufacturer and exporter of Chamotte sand and Chamotte flour in China. Primarily export to South Korea, Indonesia, Thailand, Vietnam, Israel,Columbia,Japan and the United States.