Product name | Spring heating elements 220V/700W hot runner coil heater For Injection Molding Machine | ||||||
Insulation Material | High Pure MgO | ||||||
Resistance Wire | Cr20Ni80 | ||||||
Die Electrical Strength | 800V A/C | ||||||
Resistance tolerance | 10% | ||||||
Heating coil I.D | 8mm~40mm | ||||||
Max power density | 9W/cm² | ||||||
Cross sections optional | 2.2x4.2mm 3x3mm 3.4x3.4mm 3.5x3.5m 4x4mm, any other cross-sections can be supplied on request | ||||||
High voltage stability test | Less than 0.5mA leak under 1000V for 30 seconds | ||||||
Cold zone length | 50mm standard, and other sizes available | ||||||
D of cold zone adaptor | 8x30mm and 6.35x25mm optional | ||||||
Standard leads | Standard leads | ||||||
Working life | 10,000 hours under less than 400℃ minus and 2000 hours at 700℃ | ||||||
Surface treatment | Silver sandblasted or black |