Swellbond

Our organization have been actively engaged in manufacturing, exporting and supplying a premium quality Swellbond in Bhuj, Gujarat, India.
Foundry is the oldest techniques developed by human and green sand casting is the most common technique, especially for ferrous castings, our product SIVERBOND, SWELLBONDa c selectively mined and treated Bentonite for used in foundry using green sand molding and other alike process . It is also recommended for use in steel and other alloy castings.

Typical Physical Properties:
Moisture Content (%) : 11 -13%
Free Swelling Value ( 2 gm / 100 ml ) : 30 - 33 ml
pH Value : 9 - 11
MB Value ( mg / gm of clay ) : 390 min
Green Compressive Strength ( gm / cm2 ) : 950 min
Wet Tensile Strength ( N / cm2 ) : 0.30 - 0.35
Green compressive strength, Thermal : 700 -750
Wet Tensile strength, Thermal : 0.15 - 0.20
Loss on Ignition (LOI) : 8 -10%
Durability ( 550 oC , 30 min) : 70% min
Gelling Time ( Second ) : Instant
Passing through 200 mesh : 85% min

Applications:
1.It is recommended to use all kind of Green sand process and also for some alloy castings.
Note:
1.All the test carried out as per VDG Standard.