Needle-punched Nonwoven Geotextile good burying

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made of polyester or polypropylene fiber
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Density	Thickness	Breaking Strength	Elongation of Fracture	CBR Bursting Strength	Vertical Penetration Parameter	Equivalent Aperture
g/m2	mm	KN/m	%	KN	cm/s	O95 mm
65	1.2	2.8	40 ~ 80	0.7	K x (10-1 ~ 10-3) (K = 1.0 ~ 9.9)	0.07 ~ 0.2
75	1.4	3.3		0.8
100	1.6	5.0		0.95
150	1.52	7.5		1.5
160	2.0	8.5		1.60
200	2.4	11		2.10
250	2.8	14		2.60
300	3.4	16		3.20
400	4.0	21		4.0
500	4.5	25		4.8

Q: Do you need a cushion on the ground floor?: In addition to wood also buy wooden side, used as the main beam, beam and pillars. The ground is also recommended to raise, raise the place also to beam and pillars The number of boards to be based on your design to determine the ground practice, roof practices will affect the number of wood

Q: Can the cushion on the prefabricated board floor be dug?: 1, can not be dug, the prefabricated board seam is too big. 2, in addition, now rarely used prefabricated panels, the earthquake effect is not good; especially after the Wenchuan earthquake. If it is cast-in-place floor, you can dig out.

Q: Roof waterproof mattress should play the number of centimeters appropriate: ? 2. repair the cracks well. After the cracks to be repaired are dry, start waterproofing.

Q: Why do the basics of the cushion waterproofing: As for the bottom of the bar thickness of the protective layer is generally 4cm, but if the basic floor of the concrete label is relatively high, the protective layer can be appropriately reduced.

Q: The roof cushion is waterproof on the slope roof: and the formation of the ice dam will lead to roof water, water will find the path into the house.

Q: Can the floor tiles be removed from the cement mats on the prefabricated board floor?: You can dig, but be careful not to use a strong earthquake with the machinery to remove, otherwise it will damage the original structure.

Q: What is the difference between leveling and cushion?: Cushion, the base material is not divided into materials at the same time, the design will be described. Material is the same concrete, the greater than 20CM calculated basis, less than, equal to 20CM calculated cushion. Leveling layer refers to the original structure due to the existence of uneven or slope and the laying of the base layer, is conducive to laying the surface layer or waterproof, insulation layer. The role is to play a leveling, looking for a slope or enhanced function.

Q: What is the relationship between the cushion and the ring beam?: There is no direct relationship between the cushion and the ring beam.

Q: How to build a fine stone concrete cushion?: The main role of the cushion is to meet the requirements of the design elevation. In addition, the cushion to meet the sound insulation, insulation, insulation, slope and buried pipeline and other functional requirements and set a variety of levels.

Q: Basement floor mattress dry to what degree can do coil waterproof?: Second, when the design of the highest groundwater level above the bottom of the basement floor, you must do waterproofing. As the waterproof waterproof effect is good, so the application of more. Internal waterproofing is generally used for repair works.

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