220V 1200W Double U Type Electric Stainless Steel Air Tubular Fin Heater Air Duct Strip Finned Tubular Heaters with Fins

220V 1200W Double U Type Electric Stainless Steel Air Tubular Fin Heater Air Duct Strip Finned Tubular Heaters with Fins. Customizable Material Options: Tube material available in SS304/316/321/310/Titanium/Incoloy80; Fin material in SS304/310/316/Carbon Steel. Flexible Dimension Customization: Tube diameter ranges 6-20mm and length from 10mm to 6000mm, fully adaptable to customer demands. Custom Bend Formation: Virtually limitless array of custom bend options to adapt heater elements around specific space parameters. High Temperature Resistance: Stainless steel sheath supports up to 700C; Mild steel sheath supports up to 500C. Rapid Heat Transfer: Continuous spiral fins (4-5 per inch) brazed to sheath increase surface area for faster air heating. Premium Insulation Quality: Constructed with premium grade magnesium oxide insulation for compact design and faster heating. Versatile Thread Options: Standard and custom thread sizes available including M6, M8, M12, M16, M20, and M24. Fast Production Lead Time: Peak and off-peak season lead times both within 15 working days for efficient delivery.