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Synthetic fibers

polyvinyl alcohol fiber

  • Product ID:Synthetic fibers
  • Phone: +86-18678313600
  • Tel: +86-543-5779757
  • Email: peter@fedfiber.com
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High strength and high modulus Polyvinyl alcohol  fiber (PVA) is a kind of high strength and high modulus fiber, which is made of polyvinyl alcohol as the main raw material by dissolving, spinning, heat setting, cutting and packing. It has good affinity and acid resistance with cement. It is mainly used for profile or plate of concrete products to restrain micro cracks caused by plastic shrinkage of concrete. This product is pollution-free and is gradually replacing asbestos as a new material. At present, it is also widely used in railway, water conservancy and other engineering fields.

 Common specifications
 
raw material: Polyvinyl alcohol
type: Bundle monofilament
colour: Canary yellow
Diameter (dtex): 2 + 0.2
Length (mm): 6 
Elongation at break (%): 6-11
tensile strength: More than 1250Mpa
Modulus of elasticity (MPA) : More than 210

Characteristics
 
1. High strength and low elongation: superior mechanical properties
 
2. Acid and alkali resistance: low strength loss at high temperature for a long time.
 
3. Light resistance: under long time sunlight, the loss rate of fiber strength is lower than other fibers.
 
4. Corrosion resistance: fiber buried in the ground for a long time without mildew, rot, moth.
 
5. Anti crack and anti-seepage: fibers are distributed in concrete (mortar) randomly, which can effectively prevent the occurrence and development of cracks and improve the waterproof and anti-seepage ability.
 
6. Dispersibility: the fiber does not adhere, disperse well in water, and has good affinity with cement, etc.
7. Anti shock and anti-seismic: effectively absorb impact energy and improve anti-seismic capacity
 
8. Antifreeze and fatigue resistance: stress caused by environmental temperature difference, improve antifreeze and fatigue resistance.
 
 
Function
 
1. The fiber can be used as cement reinforcement material, with high strength and good dispersion performance, no pollution and non-toxic, and has the characteristics of anti-corrosion, moth proof, sunlight resistance, etc,
 
2. Make light wallboard, GRC board, heat preservation board and other building materials; replace asbestos to make high-strength cement products, make concrete components, pipes and plates; use for roof treatment, basement and wall plastering mortar of industrial and civil buildings
 
3. It is used for road construction, especially for high-grade highway construction, tunnel, mine, culvert, slope surface, etc.
 
4. Mass concrete pouring: wharf, dam, pool, parking lot, stadium and other concrete pouring, replacing the steel bar as the tie belt.
 
5. It can be made into high-strength ropes, safety nets and industrial textiles.
 
6. It can be made into tire cord, rubber reinforced material, used for conveyor belt, fire hose, woven hose, etc
 
7. Coastal beach, salt alkali zone and chemical corrosion site.

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