... RoHS No. "SZHJ059322".Product Features:High-temperature ceramic electric rings, heating ring, high-grade injection molding machine, plastic injection ... 210mm, φ190mm, φ226mm, φ320mm, φ430mm, φ480mmHigh-temperature ceramic electric rings, heating ring, is a company well-designed long-life, high temperature ... sale Customized 7500w high-temperature high reliability ceramic band heaters heating ring