产品概述
INTRODUCTION OF PRODUCT
"申龙"ⅢA牌船（舰）用轴承是公司主导产品，用于艉轴承舵轴承。它是一种改性高分子材料，通过稀土及纳米改性技术获得。具有水润滑条件下优良的摩擦磨损特性、高承压能力、抗冲击及自润滑，经上海市科技情报研究所检索结论：产品性能达国际先进水平，获发明专利。取得CCS、LR、BV、NK、DNV、 GL、ABS、KR、RINA、ZY等船级社型式认可证书，并具有DNV、LR舵轴承自润滑证书。
本产品除满足国内外船舶外，还可广泛应用于冶金、石化、纺织、制药、食品、造纸等行业，作为轴承、衬套、齿轮、推进滑块、耐磨衬板等使用。它是改造传统产业和替代进口的理想材料。
筒形：外径 Φ60-Φ1000mm 长度：1000mm。
ShenLong-ⅢA marine (war ship) bearing is the leading product for stern tube bearing and rudder bearing of our company. It's a kind of efficiently modified polymer material, with the adoption of rare-earth elements and nanotech-neology. It has excellent characteristics of high resistance to wear in water and lubricating oil, high pressure sustain, impact resistance and self-lubrication. After data base search, the Shanghai Research Institute of Science and Technology Information concludes, the properties of the product have achieved international advanced level. Its have obtained certificate of innovation. Its comprehensive properties achieve international advanced level and have obtained the certificates of type approval from CCS, LR, BV, NK, DNV, GL, KR, ABS , RINA and ZY. The products also have obtained certificates of type approval of self-lubrication of rudder bearing from DNV, LR.
In addition, it is also extensively applied into the fields of mechanism, metallurgy, petrochemistry, textile, industry for bearings, liners, gears, thrust sliding pads and wear-resisting lining plates.
It is really an ideal material to modify the traditional material and replace the similar imported ones. This product can be manufactured info cylinders and plates:
For cylinders-outside diameter: Φ60mm-1000mm, length: 1000mm.
“申龙” ⅢA轴承材料技术指标
TECHNICAL PROPERTIES OF SHEN LONG ⅢA BEARING MATERIAL| 性能 Property | 单位 Units | 企业标准 | 实测数据 | 板材 |
| 密度 Density | g/cm³ | 1.15-1.18 | 1.16 | 1.16 |
| 压缩强度 Compressive strength | Mpa | ≥120 | 133 | 127 |
| 压缩模量 Compressive module | Mpa | ≥1500 | 2200 | 1800 |
| 冲击强度(无缺口) Impact strength(Izod) | KJ/m² | ≥90 | ＞90 | < |
| 硬度 Hardness | 邵氏D Shore D | ≥65 | ＞65 | ＞65 |
| 线胀系数 Linear thermal expansion coeffcient | 1/°C | ≤10x10﹣5 | 8x10﹣5 | - |
| 吸水率（重量） Water absorption(inweight) | % | ＜1 | 0.20-0.30 | - |
| 极限 PV Limit PV | Mpa.m/s | - | 3.2 | - |
| 摩擦系数 Friction coef (水/油）Water/oil | - | ＜0.2/＜0.1 | 0.09/0.04 | 0.2/0.047 |
| 磨痕宽度 Wearscar width (水/油）Water/oil | mm | - | 2.20/1.96 | 5.6/2.14 |
| 磨损率 Wear rate (水/油）Water/oil | 10 ﹣6mm³/N-M | ＜2.5/＜0.4 | 0.54/0.38 | - |
