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The size of the activated carbon particles also has an impact on the adsorption capacity. In general, the smaller the activated carbon particles, the larger the filtration area. Therefore, the powdered activated carbon has a large total area and good adsorption effect, but the powdered activated carbon is easy to flow into the aquarium with water, which is difficult to control and is rarely used.
The granular activated carbon is not easy to flow due to the particle forming, and the impurities such as organic matter in the water are not easy to block in the activated carbon filter layer, and its adsorption capacity is strong, and it is easy to carry and replace.
The adsorption capacity of activated carbon is directly proportional to the time of contact with water, and the longer the contact time, the better the quality of the filtered water. Note: Filtered water should flow slowly out of the filter layer.
New activated carbon should be washed clean before first use, otherwise inky black water will flow out. Before the activated carbon is loaded into the filter, a sponge with a thickness of 2 3 cm should be added at the bottom and top, the function is to prevent large particles of impurities such as algae from penetrating into it, and after the activated carbon is used for 2 3 months, if the filtration effect decreases, the new activated carbon should be replaced, and the sponge layer should be replaced regularly.
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Spray tower + light and oxygen purification.
Botou Jiayi environmental protection equipment **** is located in the "hometown of China's foundry" - Botou City, our company to science and technology investment as the guide, with excellent quality as a guarantee, sophisticated equipment and advanced technology as the core, is a set of design, manufacturing, installation and commissioning and after-sales service in one of the environmental protection product development, production base.
The company specializes in the production of bag dust collectors, pulse dust collectors, filter cartridge dust collectors, cyclone dust collectors, desulfurization and denitrification, plasma photooxygen, activated carbon adsorption boxes and other dust collector equipment. Cylinders, dust collector skeletons, electromagnetic pulse valves, dust collector bags, bag hanging, venturi tubes, screw conveyors, dischargers and other dust collector accessories. Non-standard design transformation can also be carried out according to customer requirements.
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If the smell of rubber products is very strong, the customer needs ultra-low odor or needs to meet the taste level 2 of the automobile OEM: the smell is only a slight rubber smell, no pungent and no other smell. How we design or produce a formula.
Our traditional approach is:
2. At present, similar activated carbon, diatomaceous earth or advertised nano-adsorption materials are also used on the market to adsorb small molecule volatiles in rubber formulations to achieve taste reduction. This method generally adsorbs a small amount of flavor and cannot remove the smell of rubber products. At this time, there is a method of using flavor together with the above to make up for the taste of rubber.
3. There are also experienced product factories in the formula of no way, the made rubber products parked in the sun or secondary baking, even boiling, etc., to reduce the taste of rubber products, this way of production cost is high, the cycle time is long, relatively will affect the aging of rubber products, damage the physical properties of rubber products.
In response to this problem, our studio has consulted a large number of materials and a large number of laboratory tests, as well as mass production tests in cooperative product units, and studied a compound reactive rubber deodorant. This deodorant does not affect the physical and chemical properties of the rubber compound, and the proportion of rubber compound (excluding reclaimed rubber) is one thousandth, and the rubber compound can also be used for reclaimed rubber (added by one percent of the reclaimed rubber).
This reactive deodorant mainly captures the cracking oil of rubber raw rubber and reclaimed rubber, the undecomposed residual oil of carbon black, accelerator and other volatile small molecules, chelates or decomposes them, and achieves taste elimination.
At present, this product has been verified in the fields of: automotive sealing strips, automotive hoses, plastic runways, cables and wires, butyl putty, shoe soles, yoga mats or mouse pads, molded miscellaneous parts, etc.
Suitable rubber types: natural rubber, styrene-butadiene rubber, butadiene rubber, butyl rubber, ethylene propylene rubber, neoprene rubber, acrylic rubber, chlorinated polyethylene rubber and other general rubber.
Instruction manual.
Our product is a mixed reaction deodorant, which has a certain corrosiveness and avoids direct contact with eyes. This product is waterproof and moisture-proof, sealed and stored in a cool place.
The product is generally added during a period of mixing, and the small molecule volatiles of raw rubber, carbon black, oil, reclaimed rubber, accelerator, antioxidant and vulcanizing agent in the rubber compound are reacted to achieve the purpose of reducing the taste.
We suggest adding 100g to 100g of 100 kg of rubber compound according to one-thousandth of the weight of the rubber compound without reclaimed rubber, and the proportion can be appropriately increased to 150 or 200g if the effect is not obvious.
In (natural, butyl, ethylene propylene, etc.) reclaimed rubber compound, add one percent of the rubber compound, for example, a car of rubber compound contains 30 kg of reclaimed rubber, and it is recommended to add 300g. The effect is not obvious, and the dosage can be appropriately increased by 100-200g on the original basis.
Peroxide is added when peroxide is added, and it is added by one-tenth of the amount of peroxide.
Remember to add in the mixer.
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There are three ways to remove the odor of rubber products:
1.Flavor method: Generally, some spices are added to degrade or reduce the odor of acids, alkoxy compounds and other peculiar smells produced by various rubber in the process of processing or use, and the method is effective.
2.Boiling deodorization method: It has a long history, it has appeared in the late 80s, and now some workshop-type factories are using this method (cooking the rubber products produced in boiling water) This method can remove a small part of the reclaimed rubber taste.
However, the boiling deodorization method has high labor cost and cumbersome process, and the effect cannot be sustained and the deodorization effect is average.
3.Water-based deodorant: mainly oil-based water-based agent, which reduces the taste of rubber products after neutralizing with rubber raw materials. This method is not thorough and time-sensitive, and is generally maintained within one month.
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1. The first way is the simplest way, that is, directly put the rubber products in a cool and ventilated position for ventilation, and wait for the smell to dissipate, and the air circulation can better remove the smell above.
2. The second way is to reduce the smell of the rubber itself through the flavor, because the flavor of the flavor is relatively fragrant, so pour some flavor on the rubber, which can well inhibit the smell of the rubber itself, but can not be completely removed, and the smell of the rubber will still be emitted after a long time.
3. The third method is to use activated carbon to remove the odor on the rubber, because the activated carbon can adsorb the harmful gases on the rubber, and at the same time, it can also achieve the effect of deodorization. However, activated carbon has a service life, so it needs to be replaced with new activated carbon in time.
4. The fourth way is to put the rubber products in clean water and remove the smell on the rubber products by boiling at high temperature, which is also relatively simple.
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Just scrub with hydrogen peroxide, the smell will disappear after drying, or use waste tea to send it to rubber products, and the tea has the effect of adsorbing odor.
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It can be placed in a ventilated place to dry, and after a period of time, it will be removed by itself.
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Rubber products are a mixture of many substances, and it is easy to solve them by knowing the ingredients. The taste of ** is too much. Repeated cooking will cause less and less flavor to be released, but it will also reduce the service life of rubber products.
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The rubber itself is tasteless, and it is better to use sulfur vulcanizing agent with less impurities, such as using sulfur and peroxide. The oil also produces a taste, and the rubber odor remover can be removed.
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How to get rid of rubber products, I think then put it in the air or spray some interesting devices.
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I think this method is very simple, that is, take these rubber products in an open environment to dry.
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If you want to remove the odor of rubber products, you must wash and dry them.
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With deodorant, the deodorant is generally larger than the surface and has a large empty capacity, which can usually adsorb and reduce the concentration of odor in the air to achieve the purpose of deodorization. At the same time, it has excellent heat resistance and good dispersion in polymer materials. Different from other deodorants, this multi-functional deodorizer R Q T -CW-1 can completely eliminate the odor of plastic, instead of masking it with other odors.
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The rubber product itself has an unpleasant smell because of the slightly poor quality, and it will still smell even if you use any method! Silicone products are relatively much better, because the material is good, so there is no such unpleasant smell.
There is no way, it can only be cooled, it is the brand of clothes, the smell of hanging on the outside and inside the package is different, if it is the smell in the car, you can try it when you buy charcoal bags or negative ions. Note: The general taste is slightly toxic, and it is recommended to treat it as well.
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Rubber products can be exposed to the sun to effectively remove the smell. It can also be placed in a ventilated place, which is a more natural way to remove odor, or bamboo charcoal can also effectively remove odors.
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It will be better to bake it a second time or spread it flat for a few days. If it's reclaimed rubber, there's no way.
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