... .The heaters can withstand temperature up to 750oC.Products classified by diameter :Φ60mm , φ90mm, φ100mm, φ120mm, φ130mm, φ150mm, ... electric rings, heating ring, high-grade injection molding machine, plastic injection machine, granulating machine export support products, ... AC115V, AC220V, AC230V, AC240V, AC380V, AC440V, AC600VProducts classified by power :500W, 800W, 1000W, 1200W, 1500W, 2000W, 2300W ...