D&Q Mining is a high-tech company integrating R&D, production and sales. It provides mature products and solutions such as crushers, sand making, milling equipment, mobile crushing stations, etc., for aggregate, mining and waste recycling.
2021-3-14 Limestone deposit in Malaysia is abundant, with reserve estimated to be 12 billion tons located throughout Kedah, Kelantan, Negeri Sembilan, Pahang, Perak, Perlis, Sabah Sarawak and Selangor. In 2012, the annual production of limestone was 36 million tons. Mica. There are two mica mines in Malaysia, which are located in Bidor, Perak. In 2012More
2021-2-24 I HAD earlier written about the natural dangers of limestone hills, with emphasis given to the State of Perak. This was due to the recent tragedy at Banjaran Hotsprings Retreat in November, killing two visitors in one of the villas. I guess I was lucky since Covid-19 scare in my family had resultedMore
2019-12-22 Malaysia is a country in Southeast Asia, located partly on a peninsula of the Asian mainland and partly on the northern third of the island of Borneo.. West (peninsular) Malaysia shares a border with Thailand, is connected by a causeway and a bridge (the 'second link') to the island state of Singapore, and has coastlines on the South China Sea and the Straits of Malacca.More
2021-3-19 Karst is a topography formed from the dissolution of soluble rocks such as limestone, dolomite, and gypsum.It is characterized by underground drainage systems with sinkholes and caves. It has also been documented for more weathering-resistant rocks, such as quartzite, given the right conditions. Subterranean drainage may limit surface water, with few to no rivers or lakes.More
2021-2-25 The lowest point of the country is the South China Sea at 0 m. Off the coastlines of Malaysia are hundreds of very small islands (dots on a sea of blue). Running along the peninsula are numerous caves, carved out by water eroding limestone, with the Mulu Caves in East Malaysia being one of the largest cave systems in the world.More
2021-3-19 Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens (cures) over time. In the past, lime based cement binders, such as lime putty, were often used but sometimes with other hydraulic cements, such as a calcium aluminate cement or with Portland cement to form Portland cement concrete (named for itsMore
2021-3-18 Peninsular Malaysia is dominated by its mountainous core, which consists of a number of roughly parallel mountain ranges aligned north-south. The most prominent of these is the Main Range, which is about 300 miles (480 km) long and has peaks exceeding 7,000 feet (2,100 metres). Karst landscapes—limestone hills with characteristically steep whitish gray sides, stunted vegetation, cavesMore