Properies

Polyester fiber

Polypropylene fiber

Polyamide fiber

Polyvinyl alcohol fiber

Acid-resisting

Strong

All right

Weak

Non-acid resisting soda

Alkalinity-resisting

Weakness-resisting

Strong

All right

Weakness-resisting

Corrosion-resisting

All right

Bad

Bad

All right

Electrification

Bad

All right

Good

Normal

Splitting and elongation

30-40%

Better than polyester

18 ℃ -45 ℃

15%-25%

Return ability

Very good

Better than polyester

在 10% 早长时间回复率在 90% 以上

Weak

Abrasion
resistance

Very good

Good

Very good

Good

Heat-resisting

120 ℃

90 ℃ a little contraction

130 ℃ a little contraction

100 ℃ a little contraction

Softening-resisting

230 ℃ -240 ℃

140 ℃ -150 ℃

180 ℃

200 ℃

Melting-point

255 ℃ -265 ℃

165 ℃ -170 ℃

210 ℃ -215 ℃

200 ℃