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Guardman WS

Minimize the risk of producing cast metals with surface defect due to defective green sand molds and ensure the stable output.

Countermeasure againstScab

A thin layer of sand on the mold surface deforms due to expansion of quartz in it, and casting surface defect is caused by the deformed sand mold.

Countermeasure
1.Prevent molten metal from eroding sand mold.
2.Management of sand molds.
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Recommended ProductsGuardman WS                    scab

 

Casting Surface Defect

**Sand Inclusion
**Scab
**Push-up
**Crumbling
**Burn-on/Penetration
**Rough surface

 

Technological material

**Percent Defective
**Mold Surface Stability
**Moisturizing Effect
**Change in temperature

 

 

 

 

 

 

 

 

 

  
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