PVC VS PTFE

Kini Ptfe?

Polytetrafluoroethylene (PTFE) jẹ fluoropolymer sintetiki ti tetrafluoroethylene ati pe o jẹ PFAS ti o ni awọn ohun elo lọpọlọpọ.Kemikali pataki ti PTFE, iwọn otutu, ọrinrin, ati awọn resistance itanna jẹ ki o jẹ ohun elo ti o dara julọ nigbakugba ti awọn ọja, awọn irinṣẹ, ati awọn paati nilo lati jẹ ti o tọ ati igbẹkẹle ninu paapaa awọn ohun elo ti o nira julọ.Lori oke ti eyi, PTFE ṣe igberaga iyasọtọ iwọn otutu kekere alailẹgbẹ ati resistance ina ti o jẹ ki o jẹ yiyan ti o dara fun atokọ dagba nigbagbogbo ti awọn ọja, awọn paati, ati awọn ohun elo.

PTFE分子结构

Kini PVC?

PVCni agbaye kẹta-julọ ni opolopo produced sintetiki polima ti ṣiṣu (lẹhin polyethylene ati polypropylene) .O fere 40 milionu toonu ti PVC ti wa ni produced kọọkan odun.

PVC wa ni kosemi (nigbakugba abbreviated bi RPVC) ati awọn fọọmu rọ.PVC kosemi ti wa ni lilo ninu ikole fun paipu, ilẹkun ati awọn ferese.O tun lo ni ṣiṣe awọn igo ṣiṣu, apoti, ati banki tabi awọn kaadi ẹgbẹ.Ṣafikun awọn ṣiṣu ṣiṣu jẹ ki PVC rọ ati rọ diẹ sii.O ti wa ni lilo ninu Plumbing, itanna USB idabobo, ti ilẹ, signage, phonograph igbasilẹ, inflatable awọn ọja, ati ni roba aropo.Pẹlu owu tabi ọgbọ, o ti lo ni iṣelọpọ kanfasi.

PVC 分子结构

Lafiwe ti PVC ati PTFE Physical Properties

Orukọ Ohun-ini

Awọn ẹya

ABS / PVC Alloy

PTFE Kun

Specific Heat Agbara

BTU/lb-°F

0.382

 

Modulu rirẹ

ksi

 

 

Agbara Ikore Ikore

psi

3050

5710

Iye owo ti Poisson

 

 

 

Dielectric Constant

 

3.3

3.7

Dielectric Agbara

kV/ni

508

467

Elongation ni Bireki

%

100

9.4

Agbara Ikore Flexural

psi

7030

9820

Modulu ti Elasticity

ksi

319

348

Lile, Rockwell R

 

88

110

Agbara fifẹ, Gbẹhin

psi

4030

6580

Agbara fifẹ, Ikore

psi

5420

8270

Itanna Resistivity

ohm-cm

1.00e + 14

3.00e + 15

iwuwo

lb/ni³

0.0423

0.0531

Max Service otutu, Air

°F

170

212

Gbona Conductivity

BTU-ni/waka-ft²-°F

1.87

1.67

Egugun Lile

ksi-in½

 

 

 

Nibi ni Bestellon a jẹ alamọja ni jiṣẹ awọn solusan PTFE imotuntun fun awọn ohun elo imọ-ẹrọ rẹ.Lati wa diẹ sii nipa Awọn ọja PTFE wa, lero ọfẹ lati kan si wa!

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Akoko ifiweranṣẹ: Oṣu Kẹjọ-28-2023

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