SGR type (double spiral) silicon carbide heating element

The hot zone of SGR shape silicon carbide heating element is made by special materials,the density of hot zone can be  2.8g/cm3,the maximum using temperature is 1625°C,very long working life.One end of the wire,it is easy to install.


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Industries: casting, zirconia furnace, high temperature heating and other industries


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  • SGR TYPE
    OD(mm) OL(mm)
    HEATER Φ16 30+10-5
    >Φ20 50+20-10
    SIZE DIAMETERmm HZ CZ OL SURFACE RESISTANCE
    mm mm mm cm² VOLT POWER ±20%
    SGR16*100*150 16 100 150 250 50 61 940 3.96
    SGR16*100*200 100 200 300 50 69 1060 4.49
    SGR16*150*150 150 150 300 75 84 1290 5.47
    SGR16*150*250 150 250 400 75 99 1520 6.45
    SGR16*200*200 200 200 400 100 113 1740 7.34
    SGR16*250*200 250 200 450 125 135 2080 8.76
    SGR20*100*150 20 100 150 250 62 58 1110 3.03
    SGR20*100*250 100 250 350 62 72 1380 3.76
    SGR20*150*200 150 200 350 94 87 1670 4.53
    SGR20*200*200 200 200 400 125 109 2090 5.68
    SGR20*250*150 250 150 400 157 124 2380 6.46
    SGR20*250*250 250 250 500 157 138 2650 7.19
    SGR20*300*250 300 250 550 188 160 3070 8.34
    SGR25*150*200 25 150 200 350 117 87 2000 3.78
    SGR25*200*200 200 200 400 157 110 2530 4.78
    SGR25*200*300 200 300 500 157 121 2780 5.27
    SGR25*300*300 300 300 600 235 167 3840 7.26
    SGR25*300*400 300 400 700 235 179 4120 7.78
    SGR25*350*300 350 300 650 274 191 4390 8.31
    SGR25*400*300 400 300 700 314 214 4920 9.31
    SGR30*200*200 30 200 200 400 188 190 2790 2.9
    SGR30*250*200 250 200 450 235 111 3440 3.58
    SGR30*300*300 300 300 600 282 132 4090 4.26
    SGR30*350*350 350 350 700 329 153 4740 4.94
    SGR30*400*400 400 400 800 376 174 5390 5.62
    SGR30*450*350 450 350 800 424 194 6010 6.26
    SGR30*500*300 500 300 800 471 214 6630 6.91
    SGR35*200*200 35 200 200 400 219 89 3260 2.43
    SGR35*250*200 250 200 450 274 109 3990 2.98
    SGR35*300*300 300 300 600 329 130 4760 3.55
    SGR35*400*300 400 300 700 439 171 6260 4.67
    SGR35*450*350 450 350 800 494 191 6990 5.22
    SGR35*500*300 500 300 800 549 211 7720 5.77
    SGR40*200*200 40 200 200 400 251 86 3660 2.02
    SGR40*250*200 250 200 450 314 106 4510 2.49
    SGR40*300*300 300 300 600 376 127 5400 2.99
    SGR40*350*300 350 300 650 439 147 6250 3.46
    SGR40*400*300 400 300 700 502 167 7100 3.93
    SGR40*400*400 400 400 800 502 167 7100 3.93
    SGR40*450*300 450 300 750 565 186 7910 4.37
    SGR40*450*350 450 350 800 565 187 7950 4.4
    SGR40*500*300 500 300 800 628 206 8760 4.84

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