Shandong Dongda Inov Polyurethane Co., Ltd.
Main products:High Resilience PU Foam Material,Polyether Polyol,Polyurethane Adhesive,Polyurethane Prepolymer,Polyurethane Foam System
Products
Contact Us
  • 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

polyurethane systems for air filter

polyurethane systems for air filter
Product Detailed
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.

polyurethane systems for air filter



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