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Coal asphalt is a black solid with a bulk density at room temperature, and it is in a state of softening when heated to a constant temperature, according to the different softening points, Chinese coking enterprises produce the following 4 types of asphalt:
1) Low-temperature asphalt (soft asphalt) with a softening point of 35-75 degrees Celsius by the global method
2) Medium-temperature asphalt, the softening point of the global method is 75 95 degrees Celsius;
3) High-temperature asphalt (hard asphalt) with a softening point of 95 120 degrees Celsius by the global method; In addition, according to the user's requirements, the coking plant can produce asphalt with a softening point of 120 250 UHT.
Softening will only deform, the waterproof effect is still the same, softening is not equal to melting, will not seepage.
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The current building code stipulates that asphalt cannot be used indoors, and asphalt materials must not be used for indoor waterproofing!
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It will not be hard, rest assured, the floor heating floor temperature is about 30 degrees, and it will not affect the waterproofing.
Indoors? It's not easy to deal with, don't take it off, or use a tarp surface and then use waterproof paint.
Bathroom asphalt waterproof layer in the construction, asphalt layer is not solidified in the case, or toxic, the main smell emitted, very choking, the construction personnel should do a good job of protection, after its solidification on the strength of the basic no problem, and then do the upper layer of the floor tiles. >>>More
1. All toilets can not use asphalt, first of all, asphalt environmental protection is not good, secondly, asphalt membrane interface is not well sealed, not suitable for toilet use, suitable for roof waterproofing. >>>More
My two bathrooms waterproof is to be an acquaintance pit, the smell of asphalt is pungent, I didn't understand at the beginning, I haven't moved in, I was scared to find someone to remove all the asphalt, and re-do waterproofing.
1. Inspect and accept the appearance, variety, specification, packaging, size and quantity of materials, and form corresponding acceptance records. >>>More