Sterling silver jewelry, rings, earrings, pendants, charms, beads, bracelets, pearl jewelry, infinity jewelry, gemstone jewelry, coral jewelry, tree of life, leather bracelets, chime pendants, silver jewellery, macrame.
Sterling silver jewellery, silver jewellery, all types of beads.
Semi precious beads like amethyst, apatite, aquamarine, carnelian, topaz of all colors, coral, iolite, jasper, kyanite, quartz of all colors, citrine, chalcedony of all colors and sizes, garnet, peridot, pearls, turquoise, labradorite for use in jewellery designs primarily in sterling silver and 14k gold filled sold in boutiques and online.
Microwave ferrite for isolator NOTES: 1.MATERIAL: TTVG-1850 2.MATERIAL SHALLBE FREE OF CRACKS AND VOIDS 3.ESL-9912 SILVER OR EQUIVALENT, .0006THK.(ONE SIDE ONLY) 4.MASK BORDER .015 WTH PLATING AROUND EDGESNOT TO EXCEED 5%.
CUSTOM GRAPHITE RING MOLDS FOR SALE Graphite jewelry molds make original designs of graphite crucibles attached to them for a long time, which keeps high-temperature resistance. Making graphite molds for jewelry is the procedure used to insure that jewelry items can be accurately duplicated at any time future. The mold making process begins with the creation of a metal model. Models can be as simple as a basic ring or complex as jewelry containing multiple interlinking parts used to create elaborate multicolor jewelry. What's the difference between graphite ring molds and metal ring molds? Graphite ring molds, while less costly and more resistant to warping under high temperatures compared to metal counterparts, may impart a slightly rougher finish to the glass ring. This difference in finish arises from the inherent properties of the materials; graphite tends to have a slightly coarser texture than metal. However, graphite molds excel in thermal stability and are often preferred for their durability and longevity in glassmaking processes. Conversely, metal ring molds, such as silver casting molds, offer a smoother finish but come with a higher price tag and susceptibility to deformation under extreme heat. Glass artisans weigh these factors when selecting between graphite and metal ring molds, balancing cost, durability, and desired surface finish in their creative endeavors. How do graphite ring molds compare to other types of molds, such as ceramic or metal, in terms of longevity and durability? Graphite ring molds offer distinct advantages and considerations compared to ceramic or metal molds in terms of longevity and durability: Longevity: Graphite ring molds are renowned for their exceptional longevity. They boast a high resistance to thermal shock and degradation, making them capable of enduring prolonged exposure to high temperatures without significant deterioration. Ceramic molds, while durable, may be more susceptible to cracking or chipping over time, especially if subjected to rapid temperature changes or mechanical stress. Metal molds vary in longevity depending on the type of metal used. Some metals may corrode or degrade over time due to chemical reactions with molten glass, impacting the mold's lifespan. Durability: Graphite ring molds are highly durable, capable of withstanding repeated use in glassmaking processes without significant wear or deformation. They maintain their structural integrity even after extended exposure to heat. Ceramic molds are generally durable but may be prone to breakage or damage if mishandled or subjected to sudden temperature changes.
67 keys vandal proof ip65 industrial stainless steel keyboard with integrated sealed & ruggedized tough touchpad with rear plating mounting solution. L this keyboard is mainly used for unsupervised or semi-supervised positions of varied access applications, internet terminals and information kiosks at universities, shopping malls, hotels, banks, airports, railway-stations and other public areas, L ideal for applications in the harshest conditions, it meets nema 4, 4x and ip 65 specifications, making them vandal proof, resistant to dust, dirt, water and corrosive liquids. L ps/2 or usb connector is available. L all international language lay-out are optional. L it is compatible to windows98/me/2000/2003/xp/vista/ linux, unix, mac osx Mechanical data Keys: 67 keys, super quality sus304 brushed stainless steel key top style: protuberant rectangular keys, laser engraved & etched legends & raised braille on keys are available stroke travel: 2.0mm switch life: more than 1 million of per keyfront panel: made of 1.5mm thickness super quality brushed stainless steel back plate£º3.0mm thickness brushed & silver oxidized aluminium customized layout is availableg.W.:2.0 kgs electrical data Supply voltage:5.0v dc¡à5% current rating: appr. 30ma emc standard: it is compliance with the council emc directive 2004/108/ec en55022: 2006+a2:2010 en55024: 1998+a1:2001+a2:2003 lifespan > 5 years environmental adaptability Operating temperature:-20¡ãc to +60¡ãc storage temperature: -30¡ãc to +70¡ãcoperating rh: 20-95% atmospheric pressure: 60-106kpa. Reliability Rohs compliant, ce and fcc, esd protection level: ip65(front panel) vandal resistant: ik10 key lifespan >10 million actuations mtbf >5, 0000h Mttr
