Blind Type Insulating Sleeves
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- Form: Sheet
- Bulk Density: 0.40 to 0.50 g/c.c.
- Permiability: Min. AFS 50
- Moisture at time of packing: 1.5 % max.
These are Insulating type of sleeves with top end of sleeve blind and having William’s Notch inside the sleeve to aid the riser puncture on the top so that it can feed the casting to its maximum capacity.
Highly insulating sleeves which can be used for steel, ductile and cast iron and copper base alloy castings. Being highly insulating in nature, there is no initial chilling effect on liquid metal. Highly porous structure and low density of sleeve offers high value of M.E.F. This reduces the size of riser required drastically. Sleeves are available in open and blind types in size range from 1.5 inch to 12.00 inches diameter