Electroless plating a thin deposit of nickel or copper is deposited on the plastic part. Chrome plating plastic, rohs compliant trivalent chemistry. Sharkroad exhaust pipes 2 laf chrome drag pipe with flange kits for harley sportster softail dyna touring 19842017, triple layer durable chrome plating. The selective plating process is suitable for low volume as well as high volume applications and includes. Electroplating involves applying a metal coating, chromium, or silver coating on a metal part to. The term decorative plating is used to describe practices, processes and outcomes for a broad range of applications, but the term decorative often masks the critical nature of the outcome required. Common items with decorative chrome include appliances, jewelry, plastic knobs, hardware, hand tools, and automotive trim. This means that we do not use an electric current to apply the plating. Design, converting and handling techniques for electro. Applying this coating makes the part conducive, which. Selectively electroless plated plastic is applied onto specified surfaces of a plastic part, most often an enclosure or housing but can be applied to a wide range of part designs and materials.
Standard specification for decorative electroplated coatings. Electroplating supplies including shiny, satin, nickel to trivalent chromium plastic chrome plating with large plating tanks. Non chrome plating on plastic download pdf info publication number us20050199587a1. By simply stroking the part with swift brush strokes, the circuit is closed and the plating metal bearing solution goes to work, depositing its beautiful layer onto the object. To be safe, it is best to operate in the center of the bright range, which is shown by the optimal plating line. Pdf plating on acrylonitrilebutadienestyrene abs plastic.
Cyh is a plastic chrome plating service provider based taiwan since 1969. Hard chrome plating is an electroplating process in which chromium is deposited from a chromic acid solution. Nov 03, 2017 skip plate on a chrome plated plastic component. This is a 3step process involving applying a base coat of paint, then metallizing with aluminum. Apply initial electroless nickel plating layer, 2040 microinches 0. With allover plating considered the most costeffective plating form for plastic the whole surface gets a metal deposit with a thickness of 40 to 2,000 microinches. Electroless plating on abs plastic can be allover plating or selective plating depending on final product requirements. Highly versatile, it can be used for a part of any size, and it bonds well to almost anything.
Pdf abs is an engineering plastic that has butadiene part uniformly distributed over the acrylonitrilestyrene matrix. Douglas has perfected the electroplating process by producing millions of parts for cars, trucks, boats and electronic products over decades of engineering. Plating on plastics refers to electroplating the plastic surface with metals such as nickel, chrome, electroless nickel, copper, cobalt phosphorous, gold, silver and others. A design must accommodate moulding, plating and part performance. Chrome is a metal, but it is not useful as a solid, pure substance. Hard chrome is used as a wear resistant coating not only on steel but also on a wide variety of other metals. If your nameplate or badge design calls for chrome plating on plastic, few companies can match the quality of our processes. With the former, the metal is deposited over the entire surface of the plastic substrate at a thickness ranging from 40 microinches 1 m to 2,000 microinches or 0. Electroplated processes perfected over decades of engineering. Typically, we will first coat the part with a layer of copper of nickel through a process called electroless plating. Electroplating a negative charge is applied to the part which is then dipped into a positively charged solution of the metal it is to be plated with. The chromed layer can be decorative, provide corrosion resistance, ease cleaning procedures, or increase surface hardness. The process hard chrome plating is an electrolytic method of depositing chrome for engineering applications, from a chromic acid solution. Operating out of the bright range is the most common cause of poor chrome appearance.
Design for plating the success of a metal plated abspc part starts with design. The degree of adhesion of plate to plastic depends on a number of factors. It was noted that facilities plating on plastic also used wetting agents in their chrome etch tanks for process control i. Some are expensive but poorly described by the book sellers. The conductive surface is required for electroplating plastic. Industrial hard chrome plating chem processing, inc. The metal plating industry historically has used, and continues to use, pfas in some metal plating applications, most notably in hard and decorative chromium plating, chromic acid anodizing, and chromium etch for plating on plastic processes. Easytoplate contours will invariably provide a more uniform distribution of the electrodeposited metal. The most important of which are the particular abs resin the conditions under which the plastic was moulded and the conditioning treatment special grade of abs specifically formulated for plating generally plate with greater adhesion than non plating grades.
Optimization and improvement of plastic decoration using chrome. This has the advantage of reduced number of steps in the overall process. Chrome plating less commonly chromium plating, often referred to simply as chrome, is a technique of electroplating a thin layer of chromium onto a metal or plastic object. Thickness of hard chrome plating ranges from 2 to 250m. Cheap toys and even some low quality interior automotive parts like interior plastic emblems are vacuum metallized. While there are many factors that can cause and contribute to functional and cosmetic imperfections on plated plastic components, defects caused during the plating process can be the most difficult to identify root causes, and the most difficult to rectify. Every shiny finish isnt chrome plating, and the finishes that arent chrome plating may not be suitable for automotive applications. Our depth of experience with abs and pcabs allow us to plate for oem and tier 1 automotive suppliers and also the medical and aerospace industries.
Many of the best metal finishing books are out of print and hard to find. May 31, 2001 electroplating of plastics the problem. We can achieve this by using our surface activation technology or with traditional plating methods. Our concern for the rest of this paper, however, will be with hard chrome plating. Rather, when you hear that something is chrome, what is really meant is that there is a thin layer of chrome, a plating of chrome, on the object the bulk. Simply strip the chrome off with chrome stripper, then apply the gold. Plastics plating rutland plastics uk plastic injection.
The basic problem in attempting to electroplate onto plastics substrates is, of course, that they are electrically nonconductive and cannot be immersed in a plating solution and coated in the way that metal objects can. Microchrome plating doublechrome plating threelayerchrome plating inside chrome plating. Decorative bright chrome plating plastic process includes following steps. Jan 26, 2017 if you watched the 2012 rose bowl game you probably noticed the oregon ducks helmet. Hard chrome plating of a hydraulic piston, dimensions o 400 x 4,800 mm our expertise in the field of hard chrome plating enables us to recommend a suitable layer composition for each application. This process offers several functional as well as decorative benefits to the finished product. Chrome plating is used to provide a very high degree of hardness on the surface of a metal to enhance wear resistance, reduce friction, provide antigalling properties, and, in some cases, improve corrosion resistance. The neutralizer or chrome reducer is a ready source of. Chrome plating is an electrolytic process that can be applied to regular steel, stainless steel, aluminum, and other materials. Plating on abs plastics electroplating on plastics. Sep 15, 2015 our full automatic abs chrome plating line for production of all abs plastic part chrome plating, such as refrigerator door handle, chest freezer door handle, home appliance plastic parts. Nickel and chromium metals are the most commonly applied, normally called chrome plating or plastic chrome plating. The term direct plating or direct metallization in the technology of plating on plastics means the process of electroplating of the plastic material without going through the electroless cuni step.
Since the 1950s, specific pfas surfactants have been. Troubleshooting plating on plastics don baudrand, cef and ned mandich phd, cef abstract the brief historical development and basic chemical steps for metallizing of conductors in general and plating on abs plastics in particular are offered. Over 44 years auto parts plastic chrome plating manufacturing. Decorative chromium plating typically ranges from 0. Hard chromium differs from decorative chromium not only because of. Chrome plating less commonly chromium plating, often referred to simply as chrome, is a technique of electroplating a thin layer of chromium onto a metal object. Plastic components can be chrome plated from various chemical tanks of acid, copper, nickel, and chrome. Our full automatic abs chrome plating line for production of all abs plastic part chrome plating, such as refrigerator door handle, chest freezer door handle, home appliance plastic parts. Nonchrome plating on plastic download pdf info publication number us20050199587a1. Chromium is the hardest of the most commonly deposited metals.
Chrome plating of automobile grills and plastic parts. Plating of plastics can be done with gold, silver, aluminum. Chromiumfree etching and palladiumfree plating of plastics. It was the talk of the announcers prior to the game. The second way to make plastic look like chrome is, in fact, to chrome plate it. Hard chrome plating is commonly applied to various types of steel and is almost always thicker than decorative chrome plating. Troubleshooting 92 troubleshooting 93 temperature settings. Plug n plate is perfect for gold plating car emblems. Iec 17025, rohs plastic chrome plating, taf certified lab and special chrome plating equipment, providing electroplating solutions that would. Metallic plated and coated plastic products are used primarily for decora. It can be applied in your garage or in your shop, and it has the same highgleam polish and feel that people expect from chrome. Electroless plating on plastic can further be broken down into two different categories. Chrome is slang for chromium, one of the 92 naturally occurring chemical elements.
1206 1192 162 1500 882 182 224 381 613 1076 673 1490 398 55 615 442 362 289 100 1022 642 319 159 1178 119 1039 3 133 13 1203 272 1117 536 1347