膨胀石墨卷材卷带
该产品选用优质鳞片石墨,经酸化膨胀压延等系列工艺而成,具有耐高、低温。耐腐蚀、不老化、自润滑、可压缩性、高回弹等优良密封性能,是密封垫片和填料的理想材料。我公司可提供工业级,含抗氧化剂,低硫级,核能级等不同品质。
PS-860膨胀石墨卷材 Expanded Graphite Roll
PS-860(A)带背胶膨胀石墨卷材 Expanded Graphite Roll W/Adhesive Back
PS-861膨胀石墨卷带 Expanded Graphite Plain Tape
PS-862膨胀石墨网纹带 Expanded Graphite Netti ng Tape
PS-802膨胀石墨波纹带 Expanded Graphite Crinkled Tape
PS-867带背胶瞪胀石墨卷带 Expanded Graphite Plain Tape W/Adhesive Back
PSZ-867带背胶膨胀石墨波纹带 Expanded Graphite Crinkled Tape W/Adhesive Back
密度(g/cm3) Density | 长度(m) Len gth | 宽度(mm) Width | 厚度(mm) Thickness | ||
0.7-1.6 | 5-15 | 3-1500 | 0.1-1.5 |
主要性能 Main Properties
普通石墨 Industry Grade |
抗氧化石 Oxidant Inhibitor |
低硫石墨 Low Sulfur |
核级石 Nuclear Grade |
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碳含量 Carbon Content |
≥98% | ≥99% | ≥99% | ≥99.8% | |||||
灰份 Ash Conten |
≤2% | ≤1% | ≤1% | ≤0.2% | |||||
硫含量 Sulphur Content |
≤1200PPM | ≤1000PPM | ≤500PPM | ≤200PPM | |||||
氯含量 Chlorine Content |
≤50PPM | ≤35PPM | ≤35PPM | ≤30PPM | |||||
压缩率 Compressibility |
35-55% | 40-50% | 40-50% | 40-50% | |||||
回弹率 Recovery |
10-15% | 10-15% | 10-15% | 1075% | |||||
抗拉强度 Tensile Strength |
≥4.0MPA | ≥4.0MPA | ≥4.0MPA | ≥3.5MPA | |||||
热失重率 Ignition Loss |
450°C/H | ≤1% | ≤0.5% | ≤0.5% | ≤0.5% | ||||
670°C/H | ≤20% | ≤4% | ≤20% | ≤20% | |||||
蠕变Creep | <5% | <5% | <5% | <5% |