Author: Kenny
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Details of Mold Design
Details of Mold Design After the basic plastic mold design, number of cavities, and machine have been chosen, numerous design engineering decisions still remain. a guide to the sequence of steps in design of an injection mold is following: Given Part design Order quantity – and schedule’s Target production costs Select molding machine Estimate cycle…
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Antistatic Materials
Antistatic Materials Two specific problems that may be lessened or corrected by the use of antistatic materials are found in the blow molding industry. The first deals with the presence of contaminating chips within blow-molded containers, and the second deals with unsightly dust collection on blown polyethylene parts on store shelves. Particles of polyethylene that…
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Automotive bumper mould
Automotive bumper mould We could supply different kinds of the bumper mould with P20 and 2738 steel ,especially for the hot-runner and runner-less car bumper mould. Runner-less or Hot-Runner of Bumper Mould When the plastic melt is thermally stable, it is possible to completely eliminate the need to regrind runners by using runnerless molds.…
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Crate Mould Constructions
Basic Crate Mould Constructions Basic Crate Mould Constructions Two of the most critical steps in development of a molded plastic crate are the original product design.and mold engineering. Obviously, tlie two steps are not independent, and the product designer should keep the crate moldmakers constraints in mind. However, although the cost of the crate mould…
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How to Look for in PET preform Mold Supplier
How to Look for in PET preform Mold Supplier When engineering comes to purchasing with a requirement for PET preform molds , many times the purchasing person isn’t knowledgeable enough about purchasing PET preform molds to know where to go for the requirement. In some companies, project or product engineers are in charge of finding a mold…
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Why PET preform mold need tryout before production
Why need PET preform mold tryout before production the improper design of the PET preform mold often cause the final product with some defects,especially for injection molding part for it need more precise size than blowing molding and rotational molding often. So, before the this kind of plastic mold modification, usually it need conduct a tryout or evaluation for optimization of PET preform…
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PET preform molding technology
PET preform molding technology In the preform molding process, the best conditions is the possible low temperature, the possible short cycle time, evenly and completely melted, the possible less IV and AA , transparent possibly. Process condition related is: Temperature It refers to the barrel temperature in the injection machine and the hot runner temperature…
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How to select hotrunner system for paint bucket mould
10 points on hot runner selection Typically, before selecting the hot runner system for paint bucket mould, we must have a full understanding for the following 10 factors to select a proper hotrunner system: product design. Product design is usually the first stage to be completed, and its ultimate stage is finished by the hot runner system. In order to…
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How to pack jar pet prefrom mold?
How to pack jar pet prefrom mold? Jar PET preform mold is widely used to make the pet jar preform,but how to pack this kind of mold is a problem for most of us,and the following is some tips to deal with this: the preform mold cavity is coated with anti-rust oil spray. the movement components…
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4 main PCO28MM PET prefrom mold injection problems
4 main PCO28MM PET prefrom mold injection problems PET preform bottom whiting: main reason is insufficient hot runner temperature or material temperature is not high enough, it can use something to have a better insulation, get the nozzle temperature increased, an appropriate increasing material temperature and speed up injection speed while reducing the packing pressure,…