The table below shows an example of a 33% weight saving obtained by using a Kanthal® alloy instead of a Nikrothal® alloy. This lower element weight results in considerable cost savings, not only regarding element material but also support systems, because fewer suspension hooks are necessary.
Nikrothal® alloy Kanthal® alloy Furnace temperature °C (°F) 1000 (1832) 1000 (1832) Element temperature °C (°F) 1068 (1954) 1106 (2022) Hot resistance (Rw) 3.61 3.61 Temperature factor (Ct) 1.05 1.06 Cold resistance (R20) 3.44 3.41 Wire diameter mm (inch) 5.5 (0.216) 5.5 (0.216) Surface load (W/cm2) 3.09 3.98 Wire length m (inch) 3 elements 224.9 (8.82) 174.6 (6.85) Wire weight kg elements 44.4 29.644.4-29.6/44.4 = 33% weight saving (based on the same wire diameter)
With high quality products and considerate service, we will work together with you to enhance your business and improve the efficiency. Please don't hesitate to contact us to get more details of fecral alloy.