Features: OOTDTY This band heater electric copper-brass heating ring permanently enclosed for injection-molding mechanical device nozzle is vital for anyone trying to effectively and efficiently warmth cylindrical parts. Featuring a safe ceramic-connection for wiring and anti-rust brass band, this heating ring is both durable and reliable. Ideal-for individuals in the production industry, specifically these using injection-molding machines. Perfect to be used in commercial settings where cylindrical elements should be heated, resembling factories and manufacturing lines. With its pleasant materials and effective heating capabilities, this electrical copper-brass heating ring is sure in your expectations. Specifications: Material:Metal Size:Approx Size:Approx Size:Approx Size:Approx Ambient-temperature: -20℃ ~ +60℃ Electrical strength: it's going to resist check of sinusoidal alternating recent with of 1500V/50HZ, and there is no breakdown phenomenon for 1MIN. Leakage current: < 5MA Cold insulation resistance: > 50MΩ Grounding resistance: < 10Ω Power: 230W Power deviation: 10% Temperature resistance: the-surface temperature put in at the machine can attain 500℃ with out burning. Package Includes: 1x Heating Ring Note: ① enable 1-2cm errors thanks to handbook measurement, just remember to don't intellect before you order. ② to the variation between various monitors, the picture won't replicate the particular color of the item. Thanks in your understandings.