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Question:

What is the difference between perlite and foam? Is not a thing?

Is the white light things, there are some packaging Ji hides the waste to kill the belly ghost sand Han box in the shock of things, the building outside the insulation thing. There is such a thing to do building insulation is easy to fire, or become a mouse's nest? More

Answer:

Rarely used flexible bushings, B-type for wearing structures (building) building facades Flexible waterproof casing for seismic fortification requirements of the region: -20 ° C ~ +80 ° C, or a strict waterproof requirements of the building (building) buildings Type I seals are suitable for general waterproofing requirements Type A is generally used for water dredging When entering the wall with the pump or booster equipment into the type II applies to more stringent waterproof requirements.
The size of the density is determined by the degree of flame retardancy. The density is generally between 21kg / m? - 28kg / m?. Expansion of the introduction: Extruded plate is polystyrene resin supplemented by polymer in the heating and mixing at the same time, into the catalyst, and then extrusion extrusion out of the continuous closed-cell foam foam, the internal independent of the closed bubble Structure, is a kind of environment-friendly insulation material with high compression resistance, low water absorption, moisture-proof, light-proof, light-weight, corrosion-resistant, ultra-aging (long-term use almost no aging), low thermal conductivity. Extruded board is widely used in dry wall insulation, flat concrete roof and roof insulation of steel roof, low temperature storage floor, low temperature floor radiant heating heating pipe, parking platform, airport runway, highway and other areas of moisture insulation, Frost heave, is the construction industry inexpensive, excellent quality of the insulation, moisture-proof material.
One square meter by bulk density 20kg / per cubic, 20 yuan a square meter, according to 5 cm thickness
At present, there are three kinds of insulation technology used in the building: the outer wall insulation, the external wall insulation, the outer wall sandwich insulation

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