Detailed Product Description
Xinji Huarui Filter Paper Co., Ltd. is a leading professional manufacturer in the field of automobile pure wood-pulp filter paper in China. Its products mainly include auto air filter paper, oil filter paper and fuel filter paper. Moreover,  the wood pulp we are using is imported from U.S.A. and Sweden.

The details of its products as follows:

1. Air Filter Paper:

(1) Grammage (g/m²) :135±5

(2) Thickness (mm) : ≥0.4

(3) Corrugation Depth(mm) : 0.1~0.3

(4) Air Permeability (p=200pa  L/m².s) :≥ 330

(5) Burst Strength (Kpa) :≥ 200

(6) Max Pore Size (µm) : 95

(7) Stiffness(mN.m) : ≥4.0

2. Oil Filter Paper:

(1) Grammage (g/m²) : 135±5

(2) Thickness (mm) : ≥0.4

(3) Corrugation Depth(mm) : 0.1~0.3

(4) Air Permeability (p=200pa  L/m².s) : ≥300

(5) Burst Strength (Kpa) : ≥200

(6) Max Pore Size (µm) : 110

(7) Stiffness(mN.m) : ≥4.0

3. Air/Oil Filter Paper:

(1) Grammage (g/m²) : 135±5

(2) Thickness (mm) : ≥0.4

(3) Corrugation Depth(mm) : 0.1~0.3

(4) Air Permeability (p=200pa  L/m².s) : ≥300

(5) Burst Strength (Kpa) : ≥200

(6) Max Pore Size (µm) : 110

(7) Stiffness(mN.m) : ≥4.0

4. Fuel Filter Paper:

(1) Grammage (g/m²) : 135±5

(2) Thickness (mm) : ≥0.35

(3) Corrugation Depth(mm) : 0.1~0.3

(4) Air Permeability (p=200pa  L/m².s) : ≤160

(5) Burst Strength (Kpa) : ≥300

(6) Max Pore Size (µm) : 70

(7) Stiffness(mN.m) : ≥4.0

Note: the color, size and each specification parameter can be changed as per your requirement.