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CheV Poly Vinly Alcohol Fiber(abbr.CheV PVA Fiber) is mainly used in sheet and section material, and could prevent micro-crack of concrete caused by the plastic shrinkage. This kind of environmental product is gradually taking place of asbestos and becomes a new kind of material.
Formula:(CH2CHOH)n
CAS NO.:9002-89-5
Physical and Chemical Properties:
|
PVAF1 |
PVAF2 |
Filament size,dtex |
1.7-2.3 |
1.7-2.3 |
Cut length,mm |
5, 6 |
5, 6 |
Breaking Tenacity,CN/dtex |
Min.11.5 |
Min.12.8 |
Elongation,% |
Max.7.5 |
Max.7 |
Elastic Modulus,CN/dtex |
260-300 |
Min.290 |
Hot Water Solubility,90℃,1hour,% |
Max.2 |
Max.2 |
Specific Gravity,g/cm3 |
1.29 |
1.29 |
Function
* Anti-crack and anti-infiltration.
The fibers distribute in the mortar and concrete in different directions, which could prevent the happening and development of crack.
* Anti-impact and anti-shock.
Absorb the impact power and improve the anti-impact capacity.
* Anti-frost and anti-fatigue.
Relieve the temperature stress, increase the anti-frost and anti-fatigue capacity.
* Anti-rub.
Decrease dusting, flaking, weathering of the concrete roads.
* Increase toughness .
Improve brittleness of the concrete and increase the anti-break capacity.
* Weight reduction.
Increase the anti-stretch and anti-cut capacity of the concrete, so the cross section size of the ready-made sections are decreased,
then decrease the weight of itself.
Application
* Take place of asbestos and asbestos cement products.
* Light wallboard, insulation board and other building material.
* Make component of concrete, tubing and board.
* Large acreage concrete pouring, such as quay.
* The roof, basement of industrial and residential building.
* The sprayed concrete, such as tunnel,mine, culvert and side slope.
Packing
180kg net weight per poly-bag(1000mm×550mm×600mm)
12.96T/20 feet FCL Container
More info. about CheV PVA fiber ,please contact sales@chemixsc.com