
Cq High Quality Angel Neck Down Exothermic Insulating Feeder Riser. High Exothermic Property: Ensures excellent feeding efficiency and reduces cleaning work for iron and steel castings. Low Density & Good Insulation: Accurate size and low density improve casting density and yield. Full Range of Specifications: Available in various sizes from 100x100 to 350x350 in BC and BCM types. OEM Customization Service: Accepts OEM service and allows customization of gap and vent holes. ISO9001 Certified Quality: Complete QC system with chemical and physical property testing and certificates. Versatile Application: Suitable for refractory, metallurgy, casting, and foundry industries. Fast Lead Time: Production typically takes 15-20 days after receiving the purchase order. Sample Availability: Samples provided for testing with charges or free options based on requirements.