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涂料知识:粉末涂料术语(六)

作者:admin 来源: 日期:2013-1-30 21:19:27 人气:4

Sagging 流挂
The downward flow of a paint or powder that is applied too heavy or onto a hot surface.
油漆或粉末喷涂太厚或喷在预热的表面,从而使涂膜往下往下流动。
Salt Spray Test 盐雾试验
Corrosion test using salt laden moist air in an enclosed chamber, the air can be acidic. This test is used as a common method for expressing corrosion resistance of a coating system.
在密闭盐雾室中的腐蚀试验。这种雾也可以是酸性的,这种试验是表述涂层耐腐蚀性能一个通用的方法。
Sand Blast 喷砂设备
Blast cleaning using sand or an abrasive to remove corrosion by impact. Sand blasting is a dangerous process banned in many countries. Other blast abrasives such as iron, steel or aluminium are recommended.
使用砂子或一种研磨介质通过冲击移除腐蚀物的喷抛清理,喷砂是一个危险的过程,一些国家被取缔,其它的研磨剂如铁丸、钢丸或被推荐的铝丸。
Saponification 皂化
* Alkaline hydrolysis of fats to make soaps.
* Test for coating resistance to an alkaline environment.
* Hydrolysis of an ester by an alkali.
加入碱使脂肪水解而皂化
涂料耐碱性环境的试验
酯类物质被碱水解。
Scale 铁鳞
Rust occurring in layers, commonly found on hot rolled steel
产生的一层锈蚀,一般出现在热轧钢板上。
Screen Mesh筛网
The filter used to seperate large powder particles and contaminants from usable powder. A screen mesh is used in powder production after grinding and in powder reclaim systems application equipment.
把粉末分离出大的粒子和污染物成为可用的粉末的过滤物,在粉末研磨后使用筛网生产,在粉末喷涂时回收系统也使用筛网。
Screen Mesh Size 筛网尺寸
The mesh number of a screen designates the openings per square inch or the wire.
筛网目数,每平方英寸的孔数。
Soils 污点
Foreign matter on a part of the substrate to be cleaned in a pre-treatment system.
在预处理系统中被清洗的工件上的杂质。
Solids 固体
Non-volatile portion of the coating material.
涂料材料中非挥发的部分。
Solution 溶液
Mixture formed when one material is dissolved into a liquid.
当一种物质溶解于液体后的一种混和形式。
Solvent 溶剂
Liquid or blend of liquids used to dissolve or disperse paint. A true solvent is a liquid that can dissolve the paint resin.
在油漆中起溶解和分散作用的液体或液体混合物,真正的溶剂是一个能够溶解油漆树脂的液体。
Solvent Wash 溶剂清洗
Cleaning using a degreasing solvent or mixture of solvents (often referred to as "gun wash")
使用脱脂溶剂或混合溶剂清洗(一般称为喷枪清洗)。
Specific Gravity 比重
Sg. An expression of density of a material relative to the density of water (always classed as 1) A typical powder coating has a sg of 1.5 - 1.8. Mileage of a powder coating is affected by sg. high sg = low mileage.
Sg,材料密度相对于水的密度(一般为1)的表达,一般粉末的密度为1.5~1.8,一般对粉末的喷涂面积的影响是:比重越高,喷涂面积越低。
Specular Gloss 镜面光泽
Mirror like reflectance, gloss measured at a specific angle.
镜面反射系数,以一个特定的角度测量光泽。
Spray Chamber 喷雾室
An enclosure that surrounds the pre-treatment process and contains the spray cloud.
一个包围预处理过程和喷雾团的箱室。
Spray Pattern 雾化状态
Configuration of the spray leaving the powder gun.
粉末离开粉末喷枪时的雾化状态。
Storage Stability 贮存稳定性
The ability of the coating to maintain uniform physical and chemical properties subject to the manufacture'rs specification (time and temperature).
在产品说明书中的保持涂料的物理和化学性能的能力(温度和时间)。
Striping斑纹
An area of light or heavily applied powder seen on the component as a stripe. An indication that the automatic application equipment needs to be adjusted or that a gun is blocked and not spraying enough powder.
在工件上喷涂的粉末具有轻重不同的似条纹的区域,这说明自动喷涂设备需要调整或者喷枪堵塞不能喷出足够的粉末。
Stripper 脱膜
Chemical or mechanical method of removing the coating from the substrate.
从基材上化学的或机械的方法移除涂层。
Stroke 点喷
A single pass with a spray gun in one direction.
用喷枪在一个方向上单程行进。
Substrate 基材
The part being coated.
被涂装的工件。
Surface Appearance 表观
Generally refers to the smoothness and gloss of the final cured film, and/or the presence of defects or contamination.
一般指固化涂膜的平滑程度和光泽,和/或缺陷或污染物的存在。
Surface Defects 表面缺陷
Flaws in the surface of the coated parts.
在涂装的工件的表面的瑕疵。
Surface Preparation 表面准备
Operations necessary to prepare the surface or parts prior to the application of the coating.
在涂装之前的工件或准备的表面的必要的操作。
Surface Tension 表面张力
A property prossessed by liquid surfaces whereby they appear to be covered by a thin elastic membrane in a state of tension, the surface tension is measured by the force acting across the unit length of the surface. The phenomenon is due to unbalanced molecular cohesive forces near the surface.
一个液体的表面做为一个薄的具有弹性的性能的表述,表面张力的测量是单位长度上的作用力,这是一种接近表面的分子的粘着力不均衡的现象。
Surfactant 表面活性剂
A chemical used to adjust the surface tension between two mediums.
用于调整两个介质之间的表面张力的化学物质。
Surge 浪涌
* A rise in pressure in an electrical circuit.
* A sudden burst of powder from a spray gun.
在电路中电压的升高
在喷枪喷出的粉末的一个突然的脉冲。
Suspension 悬浮液
Mixture of fine particles of any solid with a liquid or gas that does not settle out.
不下沉的细小的固体的颗粒与液体或气体的混合物。
Tape Adhesion 胶粘带附着力
Test used to check for adhesion of a coating to the surface usually following a mechanical test.
通过一个机械试验检查表面涂层的附着力。
Telegraphing 透印
Phenomenon that occurs when a surface defect on an un-coated part is visible in the final cured film. 在最终的固化涂膜上能够看出没有喷涂时的表面缺陷的现象。
TGIC三环氧丙基异氰尿酸酯
Triglycidyl Isocyanurate. Hardener used in exterior quality polyester powder systems.
用于户外聚酯粉末涂料的固化剂。
Theoretical Coverage 理论覆盖率
The capacities of a given mass of a specific powder to coat in a cured state an area of substrate at a determined film thickness.
在一定的厚度下,一定量的粉末在基材上涂装的面积的能力。
Thermocouple 热电偶
A pair of dissimilar metal wires that generates an electrical force at a point of contact that varies in proportion to temperature.
随着接触点的温度不同,一对不同的金属线产生电力不同。
Thermoplastic热塑性粉末涂料
A powder coating that will repeatedly melt when subjected to heat and solidifies when cooled.
再次受热能够融化,冷却继续凝固的粉末涂料。
Thermosetting热固性粉末涂料
A powder coating designed to undergo an irreversible chemical change during heating and will not revert to the liquid stage when reheated.
受热后发生不可逆化学反应,当再次受热不会成为液态的粉末涂料。
Threshold 临界值
Limit Value Air concentration of chemical substances to which workers may be exposed to daily without adverse effect.
工人每天接触不至于产生不良反应化学介质的空气浓度的极限值。
Throughput生产能力
The production output of a system at a given line speed using a predetermined part or hanging pattern.
在一定的线速度、一定的工件、喷涂工艺确定的情况下的系统的生产量。
Tote Bins集装箱
Large containers for shipping bulk powder coatings.
粉末涂料用于海运的箱子。
Toxic 有毒的
Poisonous.
有毒的。
Transfer Efficiency 转移效率
The percentage of powder that is deposited on the work piece.
粉末沉积在工件上的百分数。
Transportability 可运输性
A coating's ability to be carried in an air stream and passed through tubing and ducts designed to transport powder coatings.
涂料的通过空气流并通过管子被搬运的能力。
Tribocharging 摩擦充电
The process of creating static charge on powder coating particles by friction against a non-conductive material.
粉末涂料粒子在绝缘材料上摩擦产生静电电荷的过程。
Triggering
Intermittant squeezing and releasing of a spray gun trigger. Can cause surging in the powder equipment.
喷枪的板机间断地挤压和释放,在粉末涂料设备中可能导致浪涌。
Ultraviolet Radiation 紫外线
Light energy having a wavelength of about 0.4 - 80 milimicrons. Such energy can break certain chemical bonds and thus contribute to the fading and wearing away of a coating.
波长在0.4~80纳米的光能,这种能量能够打破某些化学键,从而导致涂层褪色和老化。
Undercured 固化不完全
A coating that has not had sufficient exposure to the combination of heat and time to completely cure. This will lead to failure of the coating when in service.
涂层不能有效地在合适的温度和时间下加热,这会使涂层在使用中出现问题。
Venturi  文丘里
A constriction in a powder pump that uses compressed air to lift and transport powder from feed system to the spray gun.
在粉末泵中的收缩能够使压缩空气从喂料系统到喷粉枪提升和搬运粉末。

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