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The small plate shown in the first picture is a hand lapping plate. That particular plate is made of cast iron. In use, a slurry of emery powder would be spread on the plate and the workpiece simply rubbed against the plate, usually in a "figure-eight" pattern. Small lapping machine. The second picture is of a commercially available lapping ...
Pages in category "Construction and civil engineering companies of Pakistan" The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes .
A cast-iron surface plate, the handles aid in lifting the plate and using it for lapping operations Prior to World War II, almost all surface plates were made from ribbed cast iron with the ribbing used to increase stiffness without incurring the weight of solid construction.
A hand scraper is a single-edged tool used to scrape metal or other materials from a surface. This may be required where a surface needs to be trued, corrected for fit to a mating part, retain oil (usually on a freshly ground surface), or be given a decorative finish. Surface plates were traditionally made by scraping. [1]
According to the Economic complexity index, Pakistan is the 67th largest export economy in the world and the 106th most complex economy. [10] During the fiscal year 2015–16, Pakistan's exports stood at US$20.81 billion and imports at US$44.76 billion, resulting in a negative trade balance of US$23.96 billion. [11]
Download QR code; Print/export ... Following is a list of largest companies in Pakistan : Conglomerates. Name Headquarters ... Construction: US$21 million ...
Pages in category "Government-owned companies of Pakistan" The following 57 pages are in this category, out of 57 total. This list may not reflect recent changes .
Pages in category "Conglomerate companies of Pakistan" The following 32 pages are in this category, out of 32 total. This list may not reflect recent changes .