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Qingdao Exceed Fine Chemicals Co.,Ltd
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Chinese High-quality Polyurethane foam for air filter

Qingdao Exceed Fine Chemicals Co.,Ltd
Qingdao Exceed Fine Chemicals Co.,Ltd
City: Qingdao
Province/State: Shandong
Country/Region: China
Tel: 86-532-82693198
Contact Person:
Mr louis.liu

Chinese High-quality Polyurethane foam for air filter

Place of Origin : Shandong, China
Brand Name : Exceedchem
Certification : ISO9001, SGS
Model Number : EX101
MOQ : 1000kg
Price : USD1.00/kg-USD4.00/kg
Packaging Details : 200kg net steel drum
Delivery Time : within two weeks after confirming the order
Payment Terms : T/T, L/C at sight
Supply Ability : 100mt per month
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Polyurethane System for Air Filter EX101

1. Introduction

A component of Polyurethane system of air filter (EX101-A)is composed of hyperactive polyether polyols, cross linking agent, compound catalyst and so on. B component (EX101-B)is 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 it is widely used for manufacturing cars, ships, construction machinery, generator set and other internal combustion machinery's air filter cores etc.

2. Typical properties


EX101-A

EX101-B

Appearance

Pale yellow viscous liquid

Brown liquid

Hydroxyl value mgKOH/g

70-90

-NCO% content %

26-30

Viscosity(25℃) mPa.S

1000-2000

150-350

Specific gravity(20℃) g/ml

1.20±0.02

1.20±0.05

storage temperature ℃

≤25

≤25

Storage stability ※ Month

6

>12

※ Store in original barrel in a dry place in recommending temperature

Recommended formula EX101-A /EX101-B 100 / 30-50

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


Manual mixing

High pressure machine

Cream time

S

15-30

8-15

Gel time

S

40-60

30-45

Tack-free time

S

90-120

60-100

Mold temperature

40-50

40-50

Demould time

min

4-6

4-6

3. Typical foaming characteristics

Hardness

Shore A

20-50

Density

Kg/m3

300-1000

Tensile strength

MPa

≥0.9

Tear strength

N/mm

≥1.0

Elongation at break

%

≥90

40%compression ratio(70℃,22h)

%

≤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.

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