Ask Chemicals provides the foundry industry with the highest quality and variety of sleeves & risers available.EXACTCAST^TM,our fiber-free feeding solutions,are based on patented technology,employing a refractory base bonded with ASK Chemicals cold box or silicate binders.This design offers several advantages;excellent dimensional accuracy,high stregth,low gas evolution and uniform chemical composition.ASK Chemicals also offers an extensive array of highly affordable fiber-based sleeves under the trade name,STA-HOT^ＴＭ (currently not availble in Europe).Both varieties come with ASK's superior services and are available globally.