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总体
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材料状态
已商用：当前有效
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资料 1
Technical Datasheet
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搜索 UL 黄卡
Solvay Specialty Polymers
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供货地区
北美洲 ;欧洲 ;亚太地区
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特性
低摩擦系数 ;良好的加工稳定性 ;耐化学性良好 ;清晰度，高 ;热稳定性，良好
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用途
电气/电子应用领域 ;电线电缆应用 ;工业应用 ;管件 ;航空航天应用 ;汽车领域的应用
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外观
白色
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形式
粉状
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物理性能
额定值
单位制
测试方法
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比重
2.17
ASTM D792
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平均颗粒尺寸
µm
内部方法
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体积密度
g/l
ASTM D4895
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机械性能
额定值
单位制
测试方法
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断裂伸长率
%
ASTM D4895
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抗张强度
MPa
ASTM D4895
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热性能
额定值
测试方法
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Thermal Instability Index
< 10
ASTM D4895
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补充信息
额定值
单位制
测试方法
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Reduction Ratio -
range
100到2500
内部方法
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Rheometer Pressure -
@ RR 1:1600
MPa
ASTM D4895
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Stretching Void Index
< 50
ASTM D4895
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Processing
Algoflon® DF 681 F is processed according to methods conventionally used for paste extrusion. Initially the powder is mixed with a lubricant to produce a paste. This is then compacted into a preform and extruded through a finishing die using a ram extruder. The lubricant is immediately removed and then the dried extrudate is sintered and cooled to attain the finished tubes or wire insulation. The mixing, preforming, extrusion and heating steps must all be carefully controlled to produce defect free products.
Storage and Handling
Algoflon® PTFE fine coagulated powders must be stored and handled carefully to avoid excessive shearing and particle fibrillation. Fibrillation is irreversible and damaged particles can appear as defects in manufactured articles. PTFE fine coagulated powders must be handled below 19°C because above this temperature the powders are softer and can be more easily laminated. It is recommended sieving of powders below 19°C before adding lubricant. Strong vibrations and shocks must be avoided as much as possible for prevent lumps formation. Storage and transportation should be carried out in the range 5 - 19°C. Moreover, the powders must be stored in a dry room because the absorption of moisture could negatively affect its processing. Storage and handling facilities should be clean since even very small foreign particles can cause defects in finished products. Keep resin drums closed and clean. Good housekeeping and careful handling are essential.
Safety and Toxicology
Before using Algoflon® PTFE fine coagulated powders consult the product Material Safety Data Sheet and follow all label directions and handling precautions. As with all PTFE materials, handling and processing should only be carried out in well ventilated areas. Vapor extractor units should be installed above processing equipment. Fumes must not be inhaled and eye and skin contact ought to be avoided. In case of skin contacts wash with soap and water. In case of eye contact flush with water immediately and seek medical help. Do not smoke in areas contaminated with powder, vapor or fumes. See Material Safety Data Sheet for detailed advice on waste disposal methods.
Packaging
Algoflon® DF 681 F is packaged in 25 kg non returnable drums.
Additional Technical Information
For Material Safety Data Sheet or additional technical information consult your Solvay Specialty Polymers sales representative, or contact us by e-mail.
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备注
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