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高功率石墨電極(英文名稱縮寫HP)
	石墨電極采用優(yōu)質(zhì)石油焦、針狀焦、瀝青焦等原料,經(jīng)煅燒、中碎、篩分、配料、混捏、壓型、焙燒、高壓浸漬、石墨化、數(shù)控加工等工序精致而成,具有結(jié)構(gòu)致密均勻、導電、導熱性能好、機械強度高、高溫下抗氧化腐蝕性強,廣泛應用于電弧爐和礦熱爐上冶煉各合金鋼、黃磷、工業(yè)硅、棕剛玉及其他合金和非金屬材料,是當代原材料工業(yè)的重要組成部分。
以下是中弘新材料高功率石墨電極產(chǎn)品物理指標: 
| 中弘炭素高功率石墨電極指標(HP) | |||
| 
				公稱直徑 Nominal  | 
			
				高功率功率石墨電極 HP Graphite Electrodes  | 
		||
| mm | inch | 
				允許電流負荷 (A) Current-Carrying Capacity  | 
			
				電流密度 (A/cm2) Current Density  | 
		
| 175 | 7 | 4400-6200 | 18-25 | 
| 200 | 8 | 5500-9000 | 18-25 | 
| 225 | 9 | 6500-10000 | 18-25 | 
| 250 | 10 | 8000-13000 | 18-25 | 
| 300 | 12 | 13000-17400 | 17-24 | 
| 350 | 14 | 17400-24000 | 17-24 | 
| 400 | 16 | 21000-31000 | 16-24 | 
| 450 | 18 | 25000-40000 | 15-24 | 
| 500 | 20 | 30000-48000 | 15-24 | 
| 550 | 22 | 37000-57000 | 15-23 | 
| 600 | 24 | 44000-67000 | 15-23 | 
| 650 | 26 | 50000-68000 | 15-23 | 
| 700 | 28 | 54000-73000 | 15-23 | 
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| 電極長度、直徑及允許偏差 | |||||||
| 
				公稱直徑 Nominal  | 
			
				實際直徑(mm) Actual Diameter  | 
			
				長度(mm) Length  | 
			
				允許偏差 Allowable variation  | 
		||||
| mm | inch | 
				最大 Max  | 
			
				最小 Min  | 
			
				黑皮最小部分 Low Spot  | 
			
				長度 Length  | 
			
				短尺長度 Short Length  | 
		|
| 75 | 3 | 78 | 73 | 72 | 1400/1600 | ±100 | -275 | 
| 100 | 4 | 103 | 98 | 97 | 1400/1600 | ||
| 130 | 5 | 132 | 127 | 126 | 1400 | ||
| 150 | 6 | 154 | 149 | 146 | 1400/1600/1800 | ||
| 175 | 7 | 180 | 174 | 172 | 1400/1600 | ||
| 200 | 8 | 205 | 200 | 197 | 1600/1800 | ||
| 225 | 9 | 230 | 225 | 222 | 1600/1800 | ||
| 250 | 10 | 256 | 251 | 248 | 1600/1800 | ||
| 300 | 12 | 307 | 302 | 299 | 1600/1800/2000 | ||
| 350 | 14 | 357 | 352 | 349 | 1600/1800/2000 | ||
| 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 | ||
| 550 | 22 | 562 | 556 | 553 | 1800/2000/2200/2400 | ||
| 600 | 24 | 613 | 607 | 604 | 2000/2200/2400/2700 | ||
| 650 | 26 | 663 | 659 | 656 | 2000/2200/2400/2700 | ||
| 700 | 28 | 714 | 710 | 707 | 2000/2200/2400/2700 | ||
| 3扣圓錐形接頭及接頭孔尺寸 | ||||||||||||||
| 公稱直徑(mm) | 接頭尺寸(mm) | 接頭孔尺寸(mm) | 
				螺距 (mm) Thread  | 
		|||||||||||
| 
				 | 
			Nominal | Size of Nipple | Size of Socket | |||||||||||
| mm | inch | D | L | d2 | I | d1 | H | |||||||
| 3TPI | 225 | 9 | 139.7 | 0-0.5 | 203.2 | 0-1 | 90.73 | 0-5 | <10 | 131.27 | 0.5 | 107.6 | 7 | 8.47 | 
| 250 | 10 | 155.57 | 220 | 103.8 | 147.14 | 116 | ||||||||
| 300 | 12 | 177.16 | 270.9 | 116.9 | 168.73 | 141.5 | ||||||||
| 350 | 14 | 215.9 | 304.8 | 150 | 207.47 | 158.4 | ||||||||
| 400 | 16 | 215.9 | 304.8 | 150 | 207.47 | 158.4 | ||||||||
| 400 | 16 | 241.3 | 338.7 | 169.8 | 232.87 | 175.3 | ||||||||
| 450 | 18 | 241.3 | 338.7 | 169.8 | 232.87 | 175.3 | ||||||||
| 450 | 18 | 273.05 | 355.6 | 198.7 | 264.62 | 183.8 | ||||||||
| 500 | 20 | 273.05 | 355.5 | 198.7 | 264.62 | 183.8 | ||||||||
| 500 | 20 | 298.45 | 372.6 | 221.3 | 290.02 | 192.2 | ||||||||
| 550 | 20 | 298.45 | 372.6 | 221.3 | 290.02 | 192.2 | ||||||||
| 4扣圓錐形接頭及接頭孔尺寸 | ||||||||||||||
| 公稱直徑(mm) | 接頭尺寸(mm) | 接頭孔尺寸(mm) | 
				螺距 (mm) Thread  | 
		|||||||||||
| 
				 | 
			Nominal | Size of Nipple | Size of Socket | |||||||||||
| mm | inch | D | L | d2 | I | d1 | H | |||||||
| 4TPI | 75 | 3 | 46.04 | 0-0.5 | 76.2 | 0-1 | 20.8 | 0-5 | <7 | 39.72 | 
				 | 
			44.1 | 70 | 6.35 | 
| 100 | 4 | 69.85 | 101.6 | 40.3 | 63.53 | 56.8 | ||||||||
| 130 | 5 | 79.38 | 127 | 45.6 | 73.06 | 69.5 | ||||||||
| 150 | 6 | 92.08 | 139.7 | 56.2 | 85.76 | 75.9 | ||||||||
| 175 | 7 | 107.95 | 165.1 | 68.1 | 101.63 | 85.55 | ||||||||
| 200 | 8 | 122.24 | 177.8 | 80 | 115.92 | 94.9 | ||||||||
| 225 | 9 | 139.7 | 177.8 | 97.46 | 133.38 | 94.9 | ||||||||
| 250 | 10 | 152.4 | 190.5 | 108 | 146.08 | 101.3 | ||||||||
| 300 | 12 | 177.8 | 215.9 | 129.2 | 171.48 | 114 | ||||||||
| 350 | 14 | 203.2 | 254 | 148.2 | 196.88 | 133 | ||||||||
| 400 | 16 | 222.25 | 304.8 | 158.8 | 215.93 | 158.4 | ||||||||
| 400 | 16 | 222.25 | 355.6 | 150 | 215.93 | 183.8 | ||||||||
| 450 | 18 | 241.3 | 304.8 | 177.9 | 234.98 | 158.4 | ||||||||
| 450 | 18 | 241.3 | 355.6 | 169.42 | 234.98 | 183.8 | ||||||||
| 500 | 20 | 269.88 | 355.6 | 198 | 263.56 | 183.8 | ||||||||
| 500 | 20 | 269.88 | 457.2 | 181.08 | 263.56 | 234.6 | ||||||||
| 550 | 22 | 298.45 | 355.4 | 226.58 | 292.13 | 183.8 | ||||||||
| 550 | 22 | 298.45 | 457.2 | 209.65 | 292.13 | 234.6 | ||||||||
| 600 | 24 | 317.5 | 355.6 | 245.63 | 311.18 | 183.8 | ||||||||
| 600 | 24 | 317.5 | 457.2 | 228.7 | 311.18 | 234.6 | ||||||||
| 650 | 26 | 355.6 | 457.2 | 266.79 | 349.28 | 234.6 | ||||||||
| 650 | 26 | 355.6 | 558.8 | 249.86 | 349.28 | 285.4 | ||||||||
| 700 | 28 | 374.65 | 457.2 | 285.84 | 368.33 | 234.6 | ||||||||
| 700 | 28 | 374.65 | 558.8 | 268.91 | 368.33 | 285.4 | ||||||||
| 高功率電極和接頭理化指標(HP) | ||||||||||||||||
| 
				高功率石墨電極 HP Graphite Electrodes  | 
			
				單位 Unit  | 
			Ф200-400 | Ф450-550 | Ф600-700 | ||||||||||||
| 內(nèi)控PC | 行業(yè)YB | 內(nèi)控PC | 行業(yè)YB | 內(nèi)控PC | ||||||||||||
| 
				電阻率≤ Specific resistance  | 
			電極 Electrode | u?·M | 6.8 | 7 | 6.8 | 7.5 | 7 | |||||||||
| 接頭 Nipple | 5.5 | 6.5 | 5.6 | 6.5 | 5.5 | |||||||||||
| 
				抗折強度≥ Transverse strength  | 
			電極 Electrode | Mpa | 10.5 | 10.5 | 10.8 | 9.8 | 8.5 | |||||||||
| 接頭 Nipple | 15 | 14 | 15 | 14 | 17 | |||||||||||
| 
				彈性量≤ Elastic modulus  | 
			電極 Electrode | Gpa | 12 | 12 | 12 | 12 | 14 | |||||||||
| 接頭 Nipple | 16 | 16 | 16 | 16 | 16 | |||||||||||
| 
				灰分≤ Ash content  | 
			電極 Electrode | % | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |||||||||
| 接頭 Nipple | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |||||||||||
| 
				體積密度≥ Bulk Density  | 
			電極 Electrode | g/cm3 | 1.68 | 1.6 | 1.68 | 1.62 | 16.8 | |||||||||
| 接頭 Nipple | 1.76 | 1.72 | 1.76 | 1.72 | 1.76 | |||||||||||
| 
				熱膨脹系數(shù)≤ (C.T.E)  | 
			電極 Electrode | 10/℃ | 2.3 | 2.4 | 2.3 | 2.4 | 2.4 | |||||||||
| 接頭 Nipple | 2.1 | 2.2 | 2.1 | 2.2 | 2.2 | |||||||||||
	
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