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Basic Parameters
巴西棕榈蜡 T4a(4号a)
巴西棕榈蜡T4a(4号a),过滤级,棕色片状或块状。滴熔点81-86°C,闪点≥299°C,酸值4-10mgKOH/g,酯值72-78mgKOH/g,皂化值78-85mgKOH/g。T4a含有较多聚合肉桂酸酯,颜色较深但基础成分与T1相似,是工业级棕榈蜡中用量最大的型号。广泛用于汽车蜡、鞋油、地板蜡、油墨、碳纸和工业抛光等领域。
一、产品基础参数
| 产品型号 | 巴西棕榈蜡 T4a(4号a) |
| 产品等级 | 过滤级(工业级) |
| 产地 | 巴西(Copernicia cerifera棕榈树叶提取) |
| CAS号 | 8015-86-9 |
| 外观形态 | 棕色片状/块状 |
| 熔点/滴熔点 | 81-86°C |
| 闪点 | ≥299°C |
| 酸值 | 4-10 mgKOH/g |
| 酯值 | 72-78 mgKOH/g |
| 皂化值 | 78-85 mgKOH/g |
| 灰分 | ≤1.0% |
| 水分 | ≤1.0% |
| 密度 | 0.990-0.999 g/cm³(25°C) |
| 包装 | 25kg/袋(PE塑料袋) |
二、核心特性
三、典型应用领域
四、使用与加工参考
熔化温度:建议加热至95-105°C熔化使用,T4a含聚合酯需更高温度。
添加方式:与其他蜡、溶剂和硅油混合制备膏状或液态产品。
添加量:汽车蜡10-30%,鞋油20-40%,油墨1-5%,碳纸30-50%。
储存要求:阴凉干燥处密封保存,避免阳光直射。
五、典型性能数据参考
| 测试项目 | 纯石蜡 | 石蜡+20% T4a棕榈蜡 | 测试标准 |
|---|---|---|---|
| 熔点(°C) | 58 | 66 | ASTM D87 |
| 硬度(针入度,0.1mm) | 18 | 6 | ASTM D1321 |
| 光泽度(60°) | 45 | 75 | ASTM D523 |
| 拨水角(°) | 95 | 118 | 接触角仪 |
| 耐磨性(Taber) | 200次 | 800+次 | ASTM D4060 |
六、储存与注意事项
储存条件:存放于阴凉干燥处,避免阳光直射和高温环境,建议温度低于40°C。
保质期:在正确储存条件下,保质期可达24-36个月。
包装处理:保持包装完好密封,搬运时注意防潮防破损。
安全操作:远离明火和高温热源,加工时注意通风。
七、产品资质说明
可根据采购需求提供TDS技术资料、COA检测报告及原厂资料。以上物性为典型参考值,实际应用请以原厂最新资料为准。

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