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LD shape(single spiral) silicon carbide heating element

The hot zone of LD 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 1650° C,very long working life,two end of the wire,can be exchanged with GD/HGD.

Type: LD Outer diameter:OD

Hot zone length:HZ

Cold zone length:CZ

Overall Length:OL

Order example:

LD type,OD=25mm HZ=300mm CZ=200mm OL=500 resistance:1.3ohm

Specity as:

LD 25/300/500/1.3ohm

diameter	nominal loading（at 1050℃）
(mm)	hot zone		cold zone
	Ω/mm	W/mm	Ω/mm	W/mm
14.0	0.02567	6.59	0.00450	0.30
16.0	0.02094	7.54	0.00387	0.50
18.0	0.01948	8.43	0.00312	0.55
20.0	0.01677	9.42	0.00291	0.60
25.0	0.01365	11.78	0.00174	0.93
30.0	0.01020	14.13	0.00120	0.95
35.0	0.00669	16.49	0.00096	0.98
40.0	0.00624	18.84	0.00072	1.00
45.0	0.00546	20.91	0.00066	1.02

Note:Resistance tolerance: 20%