Wet strength, hot strength, collapsibility of model shell made from the GPC are perfect and fit for operation requirements

Features:
1) With characteristics of high aluminum, low iron, low expansion coefficient,
strong refractoriness and good thermo-chemistry stability
2) Castings made from GPC can be easily decaled, doesn't lose shape and
shrink, and its lightness, rate of finished products also come up to a high
level
3) Applicable to precision casting of carbon steel, stainless steel, refractory
steel, as to investing of aluminum alloy and titanium alloy

Specificatons:
1) Mullite: 47
2) Al2O3: 45% min.
3) SiO2: 50 - 53%
4) Fe2O3: 1.0% max.
5) TiO2: 0.6% max.
6) Apparent porosity: 3.5% max.
7) Bulk density: 2.6g/ccm

Outer packing:
1,000kg/bag
N.W.: 1,000kg
G.W.: 1,002kg
Carton volume: 0.95cbm