Product Name: High Density Insulation Sleeves for Steel Castings Model NO.: SEFU-HDIS Material: Alumina Cement Shape: Pipe Type: Refractory Material Feature: Long Time Materials Refractoriness (?): 1580< Refractoriness< 1770 Product Name: High Density Insulation Sleeves Trademark: SEFU Transport Package: Carton with Pallet Specification: 1.1*1.1*0.12 Origin: China HS Code: 76090000 Product Description Exothermic-Insulation Risers&SleevesApplication:Applied to Iron castings andSteel castings, embedded in sand or assembly with cores.Feature:High exothermic property, excellent thermal insulation capacityHigh feeding efficiency, improve casting yields and component compactnessApplied to several kinds of alloy material, various molding lines and molding processMain Products :Insulation SleevesExothermic-insulation SleevesHigh Exothermic Sleeveslarge-sized Exothermic-insulation Sleeves