As for luminous gemstone, it is man-made gemstone, which is made from quartz (ceramic) and photoluminescent pigment. It can absorb light and glow in the dark for several hours. based on afterglow color, there is mainly yellow-green and blue-green color. we can provide diameter 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 20mm, 22mm. All above have a hole in the bead center. more bigger diameter, such as 30mm, 40mm, 50mm can also be produced, but there is no hole in the center. the price is different with various diameter . As usual, we provide the product with single bead, you can make a string bracelet yourself. If you want a bracelet directly, please inform us the diameter and how many beads you need in a string bracelet so that we can quote you. Please check the attached file for some of the products specification at first. if you have interest in such products, please inform us which diameter, what quantity and afterglow color you need so that we can quote you.
Honing refers to a set of stones (sticks) assembled on the honing head put pressure on the work-Piece along the radial, and through rotating and moving back and forth for precision honing machine. When honing high hardness and toughness materials, the Diamond /CBN Efficiency of honing stone( stick) is 3-75 times higher than that of ordinary abrasive stone, and the honing efficiency of ordinary materials is also improved about 10 times. since Diamond/CBN honing stone (stick) wear is less, the shape retention is better, therefore, the higher honing accuracy and economic effect can be obtained. Diamond honing stick is used to process hard and brittle materials, such as honing high carbon steel, cast iron, cemented, carbide, etc. honing stick mainly used for honing high strength alloy steel, tool steel, stainless steel heat-resistant alloy steel. Customized is OK
Gem, rough stones and cut stones, all natural stones rear stones, sapphire blue, pink, white, yellow, green, beryls and rose garnets.
Tool steel, alloy steel, high speed steel, plastic mould steel, beryllium copper.We also provide cutting services, we have 1300 * 1600 band saw and many other band saws
Minerals ore - lead, tin, beryl.
Beryllium ceramic, beryllium copper, tantal, niobium, lythium.
Beryl ore.
Gemstones - tourmaine, sphene, green garnet, rubelite, tanzanite, green beryl, watermelon tourmaline, aquamarine, moon stones, spessartite garnet, andesine, kunzite, morganite, burma peridot, kyanite.
Aquamarine gemstones, heliodor and blue beryl gemstones.
Rf shielding fields, honeycomb vent, power filter, signal filter, beryllium copper finger, wavetube.
Chromium zirconium copper, beryllium copper, copper tungsten, silver tungsten.
Beryl ores.
Beryllium ores & concentrates.
Low grade beryllium.
We supplier preciuos stones such as citrine, beryl , ruby and emeraled.
Sandstones & sands, zircon ore, zircon gemstones, diesel, aviation supplies, semi-precious stones, other ores & minerals, abrasives.
Prescious Stone.
Gemstones like sphene, green tourmalines, red garnet, honey garnet, change color garnet, beryl, spessartite.
Gemstones.
Opal in Ethiopia was discovered in 1994 and has since grown to have an impact on the world market with its high quality. Precious, fire, and black opals are now being mined in Ethiopia, under the name \"Welo/Wollo/Wello or Ethiopian Opals\". The best and most abundant opals are found in Ethiopia\'s Wollo region, in the north of the country, they have a wonderful variety of colors and body variety. Opals from Ethiopia vary widely but the most abundant are the stable and transparent ones that offer a beautiful play of colors within them.
