|
石墨电极采用优质石油焦、针状焦、煤沥青等原料，经煅烧、中碎、筛分、配料、混捏、压型、焙烧、高压浸渍、石墨化、机加工等工序精制而成，具有结构致密均匀、导电、导热性能好、机械强度高、高温下抗氧化腐蚀性能强，广泛应用于电弧炉和矿热炉上冶炼各种合金钢、黄磷、工业硅、棕刚玉及其它合金和非金属材料，是当代原材料工业的重要组成部分。 |
|
石墨电极 |
|
 电极的长度及直径
Size of Graphite Electrodes |
公称直径 (mm)
Nominal Diameter |
实际直径 (mm)
Actual Diameter |
长度 (mm)
Length |
mm |
inch |
最大 Max |
最小 Min |
黑皮部分最小 Low Spot |
75 |
3 |
78 |
73 |
72 |
1000 |
100 |
4 |
103 |
98 |
97 |
1200 |
130 |
5 |
132 |
127 |
126 |
1200 |
150 |
6 |
154 |
149 |
146 |
1600 |
200 |
8 |
205 |
200 |
197 |
1600 |
225 |
9 |
230 |
225 |
222 |
1600 |
250 |
10 |
256 |
251 |
248 |
1600.1800 |
300 |
12 |
307 |
302 |
299 |
1600.1800 |
350 |
14 |
357 |
352 |
349 |
1600.1800 |
400 |
16 |
409 |
403 |
400 |
1600.1800.2000.2200 |
450 |
18 |
460 |
454 |
451 |
1600.1800.2000.2200 |
500 |
20 |
511 |
505 |
502 |
1600.1800.2000.2200 |
|
| *长度根据客户要求制作 |
圆柱形接头及接头孔尺寸
Dimension of Cylinder Nipples |
公称直径 (mm)
NominaDiameter |
接头尺寸 (mm)
Size of Nipple |
接头孔尺寸 (mm)
Size of Socket |
螺距 (mm)
Thread |
mm |
inch |
D |
d |
L |
D |
d |
H |
a |
b |
c |
75 |
3 |
41.2 |
0
-0.5 |
33.8 |
0
-0.5 |
103.0 |
0
-1.0 |
42.5 |
+0.5
0 |
35.1 |
+0.5
0 |
53.0 |
+7.0
0 |
8.47 |
2.37 |
2.82 |
100 |
4 |
66.7 |
59.3 |
135.0 |
68.0 |
60.6 |
69.0 |
130 |
5 |
69.8 |
62.4 |
153.0 |
71.1 |
63.7 |
78.0 |
150 |
6 |
88.9 |
81.5 |
169.0 |
90.2 |
82.8 |
85.0 |
200 |
8 |
122.2 |
114.8 |
203.0 |
123.5 |
116.1 |
103.0 |
225 |
9 |
139.7 |
128.8 |
203.0 |
140.98 |
130.0 |
106.0 |
12.70 |
3.67 |
4.32 |
250 |
10 |
152.4 |
141.5 |
228.0 |
154.1 |
143.2 |
116.0 |
300 |
12 |
184.2 |
173.3 |
254.0 |
185.9 |
175.0 |
129.0 |
350 |
14 |
215.9 |
205.0 |
280.0 |
217.6 |
206.7 |
142.0 |
400 |
16 |
244.5 |
233.6 |
305.0 |
246.2 |
235.3 |
155.0 |
450 |
18 |
274.3 |
0
-0.7 |
263.4 |
0
-0.7 |
340.0 |
0
-2 .0 |
276.0 |
+0.7
0 |
265.1 |
+0.7
0 |
172.5 |
500 |
20 |
296.0 |
285.1 |
375.0 |
297.7 |
286.8 |
190.0 |
|
 |
3扣圆锥形接头及接头孔尺寸
Dimension of 3 TPI Conical Nipples |
|
公称直径(mm)
Nominal Diameter |
接头尺寸 (mm)
Size of Nipple |
接头孔尺寸 (mm)
Size of Socket |
螺距 （mm）
Thread |
mm |
inch |
D |
L |
d |
1 |
d |
H |
225 |
9 |
139.7 |
0
-0.5 |
203.2 |
0
-1 |
90.73 |
0
-5 |
<10 |
131.27 |
+0.5
0 |
107.6 |
+7
0 |
8.47 |
250 |
10 |
155.57 |
220.10 |
103.80 |
147.14 |
116.00 |
300 |
12 |
177.17 |
270.90 |
116.90 |
168.73 |
141.50 |
350 |
14 |
215.90 |
304.80 |
150.00 |
207.47 |
158.40 |
400 |
16 |
215.9 |
304．8 |
150 |
207．47 |
158．40 |
400 |
16 |
241.30 |
338.70 |
169.80 |
232.87 |
175.30 |
450 |
18 |
241.30 |
338.70 |
169.80 |
232.87 |
175.30 |
450 |
18 |
273.05 |
355.60 |
198.70 |
264.62 |
183.80 |
500 |
20 |
273.05 |
355.60 |
198.70 |
264.62 |
183.80 |
500 |
20 |
298.45 |
372.60 |
221.30 |
290.02 |
192.20 |
|
4扣圆锥形接头及接头孔尺寸
Dimension of 4 TPI Conical Nipples |
|
公称直径 (mm)
Nominal Diameter |
接头尺寸 (mm)
Size of Nipple |
接头孔尺寸 (mm)
Size of Socket |
螺距 (mm)
Thread |
mm |
inch |
D |
L |
d |
1 |
d |
H |
75 |
3 |
46.04 |
0
-0.5 |
76.20 |
0
-1 |
20.80 |
0
-5 |
<7 |
39.72 |
+0.5
0 |
44.10 |
+7.0
0 |
6.35 |
100 |
4 |
69.85 |
101.60 |
40.30 |
63.53 |
56.80 |
130 |
5 |
79.38 |
127.00 |
45.60 |
73.06 |
69.50 |
150 |
6 |
92.08 |
139.70 |
56.20 |
85.76 |
75.90 |
200 |
8 |
122.24 |
177.80 |
80.00 |
115.92 |
94.90 |
225 |
9 |
139.70 |
177.80 |
97.46 |
133.38 |
94.90 |
250 |
10 |
152.40 |
190.50 |
108.00 |
146.08 |
101.30 |
300 |
12 |
177.80 |
215.90 |
129.20 |
171.48 |
114.00 |
350 |
14 |
203.20 |
254.00 |
148.20 |
196.88 |
133.00 |
400 |
16 |
222.25 |
304.80 |
158.80 |
215.93 |
158.40 |
400 |
16 |
222.25 |
355.60 |
150.00 |
215.93 |
183.80 |
450 |
18 |
241.30 |
304.80 |
177.90 |
234.98 |
158.40 |
450 |
18 |
241.30 |
355.60 |
169.42 |
234.98 |
183.80 |
500 |
20 |
269.88 |
355.60 |
198.00 |
263.56 |
183.80 |
500 |
20 |
269.88 |
457.20 |
181.08 |
263.56 |
234.60 |
|
|
普通功率石墨电极理化指标
Specifications of Regular Power Graphite Electrodes |
项 目
Item |
单位
Unit |
公 称 直 径 Nominal Diameter (mm) |
75-130 |
150-225 |
250-300 |
350-500 |
优级HG |
一级FG |
优级HG |
一级FG |
优级HG |
一级FG |
优级HG |
一级FG |
电阻率不大于
Electrical Resistivity Max |
电极Electrode |
μΩm |
8.0 |
8.5 |
8.0 |
8.5 |
8.0 |
8.5 |
8.0 |
8.5 |
| 接头Nipple |
6.5 |
6.5 |
6.5 |
6.5 |
抗折强度不小于
Flexural Strength Min |
电极Electrode |
MPa |
11.0 |
11.0 |
11.0 |
11.0 |
接头Nipple |
14.0 |
14.0 |
14.0 |
14.0 |
弹性模量 不大于
Elastic Modulus Max |
电极Electrode |
GPa |
9.3 |
9.3 |
9.3 |
9.3 |
接头Nipple |
14.0 |
14.0 |
14.0 |
14.0 |
体积密度 不小于
Bulk Density Min |
电极Electrode
接头Nipple |
g/cm3 |
1.56 |
1.56 |
1.55 |
1.55 |
| 1.68 |
1.68 |
1.68 |
1.68 |
热膨胀系数 不大于
C.T.E. Max |
电极Electrode |
10-6/°C |
2.7 |
2.7 |
2.7 |
2.7 |
接头Nipple |
2.5 |
2.5 |
2.5 |
2.5 |
灰分 不大于
Ash Max |
电极Electrode |
% |
0.5 |
0.5 |
0.5 |
0.5 |
接头Nipple |
|
| |
浸渍/高体密石墨电极理化指标
Specifications of Impregnated/High Density Graphite Electrodes |
项 目
Item
|
单位
Unit |
公 称 直 径 Nominal Diameter (mm) |
75-225 |
250-350 |
400-500 |
优级HG |
一级FG |
优级HG |
一级FG |
优级HG |
一级FG |
电阻率 不大于
Electrical Resistivity Max |
电极Electrode |
μΩm |
6.5 |
7.0 |
6.5 |
7.0 |
6.5 |
7.0 |
接头Nipple |
5.5 |
5.5 |
5.5 |
抗折强度不小于
Flexural Strength Min |
电极Electrode |
MPa |
12.0 |
11.0 |
11.0 |
接头Nipple |
14.0 |
14.0 |
14.0 |
弹性模量不大于
Elastic Modulus Max |
电极Electrode |
GPa |
12.0 |
12.0 |
12.0 |
接头Nipple |
14.0 |
14.0 |
14.0 |
体积密度不小于
Bulk Density Min |
电极Electrode |
g/cm3 |
1.65 |
1.65 |
1.65 |
接头Nipple |
1.73 |
1.73 |
1.73 |
热膨胀系数不大于
C.T.E. Max |
电极Electrode |
10-6/°C |
2.5 |
2.5 |
2.5 |
接头Nipple |
2.2 |
2.2 |
2.2 |
灰分 不大于
Ash Max |
电极Electrode |
% |
0.3 |
0.3 |
0.3 |
接头Nipple |
|
