色中色AV,国产视频一区二区三区四区视频,夜夜欢视频网

催化裂化在煉油裝置中地位舉足輕重，近年來公司為適應催化、裂化技術的不斷發展，設計研制了一系列強度高、隔熱性能好、重燒線變化小、耐磨性能高的煉油裝置用隔熱耐磨襯里，產品理化性能國內較為領先，甚至達到或超過國外同類產品的指標。
Following the development of catalytic cracking technology and the increase of refining temperature ,this factory cooperates with China Petrochemical(Beijing) Design Institute to develop a series of refractories with high intensity ,good insulation ability and small reheating linear change and good wearproof ability ,whose physical and chemical property reaches or surpasses the level of the foreign product of the same kind .

隔熱、耐磨襯里

項目	指標
項目	HD	HD1	HD2	HC1	HC2	HC3	HC4	HC5
110℃×24h 體積密度g/cm3	≥2.7	≥2.35	≤2.5	≤1.1	≤1.4	≤1.4	≤1.6	≤1.8
抗壓/抗折Mpa	≥80/12	≥70/8	≥60/8	≥10/2.5	≥18/3	≥25/4	≥40/6	≥50/7
815℃×3h體積密度	≥2.7	≥2.35	≤2.45	≤1.0	≤1.35	≤1.35	≤1.55	≤1.75
抗壓/抗折Mpa	≥90/15	≥50/4.8	≥50/7	≥7/2	≥12/2.3	≥20/3	≥30/4	≥30/4.5
線變化%	≤-0.3	≤-0.15	≤-0.2	≤-0.2	≤-0.25	≤-0.2	≤-0.2	≤-0.2
導熱系數 W/m.k				≤0.28	≤0.45	≤0.4	≤0.45	≤0.55
最高使用溫度℃	≥1500	≥1300	≥1300	≥1000	≥1000	≥1000	≥1100	≥1200

已閱：3630次發布時間：2014-03-19 12:16:50

『關閉本窗口』