无铅的

Under strict quality control of CQC, kaina lead-free solder is used in high-purity refined tin and advanced smelting technology, a unique anti-oxidant formula alloy, its taphole amount is very small, bright solder joints, reliable, good wetting, it is suitable in lead-free wave soldering and hot dip soldering

在CQC严密的质量监控下，凯纳无铅焊锡条采用高纯度精锡及先进的熔炼工艺，独特的抗氧化合金配方，其出渣量极少，焊点光亮、可靠，湿润性好，适用于无铅波峰焊和热浸焊。本企业供应58℃～145℃不同熔点温度的无铅低温焊锡条。

The development of the lead free cutting brass containing bismuth and graphite/copper composite was summarized.It can be concluded that the key points for cutting brass containing no lead are the choices of elements which can form brittle but not hard intermetallics and procedure which can make the intermetallics distribute dispersively.

详细介绍国外无铅易切削铋黄铜研究开发的一些成果和石墨/铜合金复合材料的研究情况，总结国内无铅易切削铜合金的研究情况，结合自己的研究结果，指出无铅易切削铜合金的研究方向是采用适当的元素形成脆而不硬的金属间化合物，并采用一定的加工手段使其呈弥散分布。

The polyvinyl chloride static and dynamic experiments of the heat stability by three novel low-lead, non-lead and low-tin, and non-lead and non-tin thermal stabilizers remixed respectively with phosphite ester, epoxidized soybean oil,β-diketone, pentaerythritol and houghite were reviewed.

通过新型低铅、无铅低锡和无铅无锡热稳定剂分别与亚磷酸酯、环氧大豆油、β-二酮、季戊四醇和水滑石进行复配，进行了聚氯乙烯的静态和动态热稳定性实验。

Therefore, researches to develop new lead-free solders that do not contain lead have been pursued. From these points of view, it is impendency to develop the Wetting Balance Tester, which can measure the surface tension of solder alloy easily.

另外，由于铅有毒，研制无铅钎料就显得非常迫切和重要，其中无铅钎料的表面张力作为钎料的重要物理性能指标之一是非常值得定量研究的，因此研制润湿力测量仪非常必要。

Bases on its present operation condition and produt type (now can produce 90＃,93＃ unlead gasoline), to fit this developement trend. Jinzhou petrochemical company by using existing products, processing distilition, facilities Jinzhou petrochemical company properly reforms the technology, and produced 97＃ unlead gasoline in civil. In 1998, it totally produced and sold 72 353 tons 97＃ unlead gasoline, created 6.9×106 Yuan economic benifit, increased product types, filled in the gap in civil and satisfied the demand of overseas markets.

为了适应这一发展趋势，锦州石化公司根据其目前的实际生产情况和产品的种类(目前可生产90＃、93＃无铅汽油)，利用现有的产品、工艺馏程、设备，进行适当的技术改造，调和生产出97＃无铅汽油，并在国内第一家形成了97＃无铅汽油的工业生产能力，1998年共生产、销售97＃无铅汽油72 353 t，创造了6.90×106元的经济效益。

Ordinary solder materials, lead-free solder, the lead-free solder wire, solder paste, solder, the solder wire , high temperature tin, the low-temperature tin-line, lead-free tin-silver, the lead-free tin-silver line, low-temperature lead-free tin line, welding aluminum tin, the tin-aluminum welding wire, welding wire stainless steel tin, aluminum welding flux not stainless steel flux, environmental flux, welding of stainless steel, nickel, special aluminum solder, aluminum flux, aluminum brazing soft agent, paint remover, paint stripping powder (high-temperature paint stripping enameled wire a few seconds), copper aluminum welding, aluminum and aluminum welding, wire flux of new environmental protection (smoke-free and tasteless, non-volatile non-flammable) peaks of water-soluble flux, no-clean rosin flux, no-clean flux, thinners, cleaning agents, plate washer water , clean water machine, special purposes, such as water-soluble flux.

普通焊锡材料，无铅焊锡条、无铅焊锡线、焊锡膏，焊锡条、焊锡线、高温锡条、低温锡线、无铅含银锡条、无铅含银锡线、无铅低温锡线、焊铝锡条，焊铝锡线、焊不绣钢锡线、焊铝助焊剂、不绣钢助焊剂、环保助焊剂、焊不锈钢、镍、铝特种焊料、铝助焊剂、铝的软钎剂、脱漆剂、脱漆粉、铝铜焊接、铝与铝焊接、环保新型线材助焊剂(无烟无味、不挥发不易燃)水溶性波峰助焊剂、免清洗松香助焊剂、免清洗助焊剂、稀释剂、清洗剂、洗板水、抹机水、特殊用途水溶性助焊剂等。

Heavy gauge metal tubing with lead free, non-toxic, chip proof matte black powder finish, wood post with fine oak finish, solid steel 8 inch long mounted rods.

大尺寸、无毒无铅的金属管，不破碎的，外涂哑光黑漆。木柱用橡木材料修饰，8英寸长的钢插杆。

The test results were then independently reviewed by the Society of Automotive Engineers and published as an SAE paper, before the formula was finalised and finally released to petrol stations as New Shell Unleaded, Shell Unleaded 95 and Shell Premium Unleaded petrols.

测试结果，发表在独立审查的汽车工程师学会和一个汽车工程师学会发表论文，在公式最后定稿之前，公布在加油站的无铅新壳牌，壳牌无铅95和壳牌高级无铅汽油

The development of the lead free cutting brass containing bismuth and graphite/copper composite was summarized.It can be concluded that the key points for cutting brass containing no lead are the choices of elements which can form brittle but not hard intermetallics and procedure which can make the intermetallics distr...

详细介绍国外无铅易切削铋黄铜研究开发的一些成果和石墨/铜合金复合材料的研究情况，总结国内无铅易切削铜合金的研究情况，结合自己的研究结果，指出无铅易切削铜合金的研究方向是采用适当的元素形成脆而不硬的金属间化合物，并采用一定的加工手段使其呈弥散分布。

The lead-less piezoelectric ceramic composition is prepared through sintering at relatively low temperature, say, 1190 deg.c or even lower, and has good piezoelectric characteristic, practical plane electromechanical coupling coefficient kp, high Curie point and no lead and lead compound contained.

本发明的制备工艺能在较低温度下，如1190℃或更低温度下烧结无铅压电陶瓷组合物，使制备的无铅压电陶瓷具有好的压电性、可实用的平面机电耦合系数kp和高的居里温度，制备工艺过程中不含铅或铅的化合物。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。