Needle-punched Nonwoven Geotextile

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made of polyester or polypropylene fiber
good burying, hydrolyzation & corrosion resistibility

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:Is foam concrete suitable for use as a cushion?: And then through the foaming machine pumping system for cast-in-place construction or mold forming, the formation of natural conservation with a large number of closed pores of the new lightweight insulation materials.

Q:Is the raft cushion waterproofing full of the cushion?: Base cushion waterproofing is not contact with the soil (Ying water) to prevent water into the cushion, but in the cushion and the base of the bottom of the contact, in fact, is the basis of the bottom of the waterproof. The general basis of the foundation, the bar base is not necessary to do, like a raft in the basement, it is necessary to prevent the water from dipping into the basement (so the basement design may have to do anti-floating calculations).

Q:Foam concrete for the roof cushion generally do much bulk ah: First help you correct it, foam concrete used in the roof should be the role of thermal insulation, not as a cushion.

Q:Do you need a cushion for roof waterproofing?: Roofing layer of leveling layer is usually used 20mm thick 1: 2.5 cement mortar. The leveling layer may be made directly on the structural concrete surface, or it may be made on the insulation layer and is provided for the construction of the waterproof material.

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:The top floor made waterproof playing cushion layer of how to do: 2. repair the cracks well. After the cracks to be repaired are dry, start waterproofing.

Q:Large area ground concrete cushion seam Why is the separation of joints generally concrete: Large area of ??concrete after concrete construction, the concrete volume will be slightly inflated, the ground for a long time deposition, will be sinking, all large area of ??concrete construction, the general set of separation joints.

Q:Do you need a cushion on the ground floor?: First to ask the use of your huts, there is the strength of the huts. If you just get a little, then a few years into a dangerous floor, then calculate the ground, walls, roof (slope roof) area, doors and windows can be used as a wood plate loss.

Q:How to build a fine stone concrete cushion?: The cushion is primarily responsible for the load coming from the surface and passes the load evenly to the structural or base.

Q:Basement cushion waterproof: First, the basement moisture treatment structure is usually: first in the basement wall outer surface wiping 20mm thick 1: 2 waterproof mortar, basement walls should be used cement mortar masonry, gray seam must be full; and in the basement floor and the first Floor floor is divided into two walls of the level of moisture-proof layer. The outer wall of the basement wall should be tampered with the soil with poor permeability.

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