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Industry info Wiki Q&A
Q how to get a better surface finish on injection molding
EuniceHudson
MerleOwen Release Time: May 25, 2024, 5:35 PM
Yes, bosses in injection molding can indeed be through holes. Bosses are protrusions on plastic parts and are crucial for features like facilitating screws or alignment. While they are often solid, designing them as through holes serves specific purposes, such as reducing material usage, minimizing cycle times, and improving cooling efficiency during the molding process. However, creating through-hole bosses requires careful design to ensure structural integrity and proper function. This involves considerations like wall thickness, hole diameter, and placement to avoid weakening the part. Additionally, employing through holes can aid in reducing sink marks and warping by minimizing thick sections in the molded part.
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Q ghost pipe where to find
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PearlGrote Release Time: May 20, 2024, 7:59 PM
Pipe measurement can involve both the inner diameter (ID) and outer diameter (OD), but how it is measured largely depends on its intended use or the standard it adheres to. Typically, pipes intended for structural purposes are measured by their OD, as the uniformity of their outer dimensions is crucial for fitting with connectors, flanges, and couplings. On the other hand, pipes designed for fluid transport are often specified by their ID because the flow capacity and pressure ratings are more affected by the inner dimensions. However, for certain materials like PVC, copper, and steel, industry standards may dictate the specific measurement method. It’s essential to refer to the standards and specifications for the specific application to ensure compatibility and functionality.
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Q how to thread black iron pipe
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OsbornColclough Release Time: May 19, 2024, 12:00 AM
Threading black iron pipe, widely used for gas lines and plumbing, requires precision and the right tools. Start by securing the pipe in a vise. Then, choose a die head of the correct size for your pipe. Apply cutting oil liberally to both the die head and the pipe end; this lubrication is crucial for a smooth threading process and extends the lifespan of your tools. Position the die head against the pipe and begin turning it around the pipe with a ratchet. Apply steady pressure and turn the die head around the pipe; the sharp teeth will cut threads into the pipe surface. Continue turning until the desired thread length is achieved. Frequently reverse the direction to break off any metal chips. After threading, remove any burrs with a deburring tool and clean the threads. Remember to wear protective gear, such as gloves and eyewear, during the process to prevent injuries.
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Q decoupled process injection molding
EuniceHudson
ShirleyHill Release Time: April 30, 2024, 2:37 PM
The defect ratio in injection molding, an important metric for production quality, indicates the proportion of defective parts to the total parts produced. This ratio is critical for optimizing manufacturing efficiency and product quality. Factors influencing the defect ratio include machine conditions, material properties, mold design, and operator skill. Reducing the defect ratio involves precise control over these variables, focusing on preventive maintenance, material quality checks, and operator training. Quality control measures, such as regular inspection and adopting technologies like computer-aided manufacturing (CAM) and statistical process control (SPC), are vital. Improving the defect ratio not only reduces waste and cost but also enhances customer satisfaction by ensuring consistency in product quality.
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