L: Heater length
D: Inside diameter
D1: Outer diameter
M: Wire length
Heater length is standard in increments of 5mm
With 20 years experience, Superb Heater Alloy is your trusted source for quality hot runner heating coil air heater as one of the leading suppliers of various heaters in China. Providing you with the most competitive price, we welcome you to buy the heater from our factory.
Superb Heater Technology has been focused on the production of 240v 680w hot runner heating coil air heater element since 1985, which is well-known as one of the leading manufacturers and suppliers of 240v 680w hot runner heating coil air heater element. In the past years, we owned strong reputation for the high quality, reliable performance and strong durability of our products. Should you are interested, please feel free to contact our factory.