Card set of production technology and use of materials daquan!
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1.Thermosetting plastics&.;
The characteristic of this kind of plastic is in ceproduction的动词rtain temperature, after heating or adding curing agent for certain time, it is solidified.The cured plastic is harmaterialshaded and insolublusefule in any solvent, and cannot be softened again by heating.It breaks down when hea打拳表情包ted too high. Common thermosetting plastics are: bakelitcardse, electrimaterials什么意思中文c jade, decorative btechnology什么意思中文oard and unsaturated polyester plastics.
2. Thermo大全能源plastic
The characteristic of this kind of plastic is to be softened by heat, cool hardmaterialshadeen, there is only physical chaproduction怎么读nge in processing process generally and maintain its chemicalSex. The resin of this kind of plastic is more poly. Common thermoplastics are: nitrate fiber plastics, acetate fiber plastics,Polyethylene plastic, polypropylene plastic, polystyrene plastic, polyvinyl chloridproduction怎么读e plastic, euse是什么意思tc.
PVCCard sleeve refers to thePsetbackVCCards made of materials are calledPVCThe card,PVCThe sleeve is attached to itPVCThe outside of the card is protective. A set of non-laminating materials for three, two transparent materials(Also printing m大全能源股吧aterialAMaterial.Cmaterial),technology翻译 a medium(Bmaterial);The transparent material has a protective film on one side, and the side without a film is the printing side;There is protective film on both sides of medium.
PVCArtificial leather. Art大圈365ificial leather was invset是什么意思车上的ented as a substitute for leather. It wasPVCAdd plasticizer and other auxiliary calendering compouse的用法und is大泉州人才网 m大全能源ade on cloth, its advantage is cheap, rich in ccardolor, variocards怎么读语音us patterns. However, it has the distechnology怎么读英语advantage of becomicardong hard and brittle easily.
PUIt is synthetic leather, also call super fine skin, for chemical structure, it is closer to cortical fabrics, it does not need placardsticizer to achieve sofcardibt prtechnology和techniqueoperty, so he will not become hard, brittechnology是什么意思英语tle, at the same time he inhetechnology和techniqueritematerials期刊d the advantage of various color rich, decorative pattern, the price is cheaper than cortical fabrics, so get the welcome of consumer.
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