Shandong Dongda Inov Polyurethane Co., Ltd.
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  • Contact Person : Ms. PU INOV
  • Company Name : Shandong Dongda Inov Polyurethane Co., Ltd.
  • Tel : 0086-533-3598719
  • Fax : 0086-533-3580819
  • Address : Shandong,zibo,D#801 High-tech Innovation Center Development Area Zibo, Shandong,China
  • Country/Region : China
  • Zip : 255086

Air Filter PU foam

Air Filter PU foam
Product Detailed
Related Categories:Polymer
pu for air filter is used for manufacturing cars, ships, generator set internal combustion machinery's air filter cores

Polyurethane Systems for Air Filter

DLQ-A/ DLQ-B

Product introduction

A component of Polyurethane systems of air filter DLQ-Ais composed of hyperactive polyether polyols, cross linking agent, compound catalyst and so on.  B component DLQ-Bis modified isocyanate, and it is micro-pore elastomer which adopts cold molding.  It has excellent mechanical and anti-fatigue property.  Also,with short production cycle, high efficiency and low energy consumption.  So

Typical properties

 

DLQ-A

DLQ-B

 Appearance

 Hydroxyl value  mgKOH/g

-NCO% content     %

Viscosity25 mPa.S

Specific gravity20   g/ml

storage temperature

Storage stability   Month

Pale yellow viscous liquid

70-90

--

1000-2000

1.02±0.02

≤25

6

Brown liquid

 

26-30

150-350

1.20±0.05

≤25

>12

         Store in original barrel in a dry place in recommending temperature

Recommended formula

 

Component weight

DLQ-A

DLQ-B

100

30-50

Reaction characteristics(Material temperature is 20) actual value varies depending on processi conditions

 

Manual mixing

High pressure machine

Cream time          S

Gel   time          S

Tack-free time        S

Mold temperature    

Demould time       min

15-30

40-60

90-120

40-50

4-6

8-15

30-45

60-100

40-50

4-6

Typical foaming characteristics

Hardness

Density

Tensile strength

Tear strength

Elongation at break

40%compression ratio70,22h

Shore A

Kg/m3

MPa

N/mm

%

%

20-50

300-1000

≥0.9

≥1.0

≥90

≤10

The values above are typical which are measured by our company. To our products, the data included in the legal field has no constraints.

Air Filter PU foam



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