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Suppliers offer these types of carbide for lamps in bulk to buyers.
This is the most common type of carbide used for generating acetylene gas in lamps. When it combines with water, it produces acetylene, which then generates an intense light. This is widely used in mining and other industrial lamps for its brightness and long burn duration.
Some limestone lamps use iron carbide. While not as common, it helps reduce blow-by in iron and steel smelting furnaces. Some manufacturers also make it an additive to capture carbon in the metallurgical industry.
The high hardness and heat resistance of tungsten carbide make it ideal for many industrial applications. However, its high cost limits its use for lamp applications. Tungsten carbide also produces a minuscule amount of acetylene gas when combined with water.
Buyers should first analyze the possible needs of their customers when considering the following applications where carbide lamp can be useful.
Carbide lamps were once extensively used in coal and other types of mining. Even today, some underground miners prefer using carbide lamps, since it runs longer than battery-powered lamps. The bright light of acetylene lamps also allows miners to see better in the dark.
Acetylene is the hottest flame in oxy-acetylene welding. It can reach a temperature of over 3,500°C. Hence, people use carbide lamps to cut and weld materials like steel and aluminum for automobile and aircraft parts.
Even with the prevalence of electric-powered lamps, many rural areas still use carbide lamps. It is because electricity has yet to reach some isolated areas. They still depend on carbide lamps for lighting their homes, especially at night.
They used carbide lamps for many military applications back in the 20th century. Even today, some military personnel still use carbide lamps. Modern military flashlights do not work well in underwater or extreme conditions. On the other hand, carbide lamps work great in the dark, wet, and underground conditions.
People still use carbide lamps in this modern age as emergency backup lighting. During power outages or natural calamities like hurricanes, they still provide reliable lighting. They are also easy to maintain and do not require batteries.
Buyers should analyze these aspects of Acetylene lamps before placing orders.
The lamp must be turned off and cool to touch before opening the top. Unscrew and remove the upper part of the lamp. Take out the blackened carbide chamber. Some models may have a removable basket for easy access. Carefully remove the old, dusty carbide from the chamber. Rinse the chamber with water to remove any residue. Do the same with the basket, if there is one.
Leave the chamber and basket to fully dry. Place a small amount of calcium carbide crystals into the chamber. It should be about one inch deep, but adjust based on personal lighting preference. Gradually add water into the chamber until it just covers the carbide. Do not put too much to avoid overspill when reattaching the lid. Let the mixture sit for around 10 to 15 minutes to allow full gas diffusion. Reattach the lamp's top carefully before lighting it.
Regularly check the water level and add water as needed to ensure proper gas diffusion and prevent dry carbide. Clean the carbide chamber and nozzle regularly to remove residue and debris. This helps maintain a consistent gas flow. Inspect the hoses and connections for leaks or damage and replace them promptly to ensure proper gas flow. Maintain the lamp by regularly checking and replacing worn components to ensure optimal performance.
After mixing the carbide and water and waiting 10 to 15 minutes, open the valve on the lamp to allow the gas to escape. Use a lighter to ignite the gas. Adjust the flame by turning the knob. Adjust the concentration of acetylene in the lamp by turning the knob. Spin it clockwise to increase the gas flow and counterclockwise to decrease it.
The lamp produces a flame with a temperature of about 1,200°C. This amount of heat is enough to do many tasks and provide safety in many situations. The flame is very bright and can easily light up dark spaces. It can help with things like finding minerals in mines or working on machines in dim factories.
When choosing where to buy calcium carbide for lamps, buyers should consider these safety tips to avoid accidents and ensure quality.
Properly storing and handling carbide is essential to prevent accidents and ensure quality. It is advisable to keep it in a dry, cool, and well-ventilated space. Remember that moisture can react with carbide and cause acetylene gas to leak. Seal containers tightly after each use and clearly label them to avoid mix-ups. Wear protective gear like gloves, goggles, and masks when handling carbide to avoid burns.
Improper proportions of water and carbide can lead to explosions. Always ensure they have the correct proportion to prevent too much gas production. Limit gas production by mixing only small amounts of carbide with water at a time.
Acetylene is highly flammable, so ensuring adequate workspace ventilation is vital. This prevents gas accumulation and reduces risks of explosion. Install gas detectors in areas prone to use to detect leaks, prompt evacuation.
Everyone should be trained on how to manage acetylene safely. It includes practicing what to do if there is a leak or explosion. Create a plan for responding to these situations properly. Keep first aid kits and fire extinguishers nearby in case of accidents or injuries.
Carbide lamps are dangerous because they explode when there is too much acetylene gas. To prevent this, always use a regulator to control the gas pressure. Check that the regulator is working properly and do not let the pressure go too high.
A1: In carbide lamps, the flame turns yellow because dust and old residue block the gas flow. The flame turns blue again when the gas flows well. Regular cleaning takes away the dirt, making the flame blue and safe.
A2: Buyers have to think about how the exporter can provide quality items all the time. They also need to check if the maker has the right certifications. Getting samples can help buyers see and test the product for themselves. They will also consider the costs and how many products the maker can supply. Talking to other clients about their experiences will help too. Good suppliers will have rules for managing problems like damages or delays.
A3: a weak or flickering flame in a carbide lamp indicates an inadequate acetylene supply. To fix the issue, first ensure that the adjustment knob is properly set to the gas flow level. Next, check the nozzle and gas line for blockages or leaks that hinder proper gas delivery. If there is a blockage, perform regular cleaning to remove dirt and residue that might be obstructing the nozzle. When there are no blockages, replace damaged nozzles or gas lines.
A4: Using contaminated or low-quality carbide in lamps can pose significant safety risks. It can cause weak or irregular flames and reduced light output. Poor-quality carbide often contains impurities that produce harmful byproducts when combined with water.
These include sulfur or phosphorus, which can cause the flame to produce noxious smoke. Always ensure they use high-quality, properly stored ones free from moisture or contaminants. Purchasing from reputable suppliers can reduce accidents and ensure optimal lamp performance.
