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Type

Model

Appearance

Flow length
@125℃（mm）

Hexamine（%）

Curing time
@150℃（sec）

Free phenol（%）

Finess(%)
Pass rate through 200 mesh screen）

Application & Performance

Phenolic resin

WL-5002

White to faint yellow powder

18-30

8.5-9.5

60-90

1.0-2.0

≥98

High strength, good heat resistance, good stability

WL-5016

30-50

8.5-9.5

40-70

1.0-2.0

≥98

Fast curing, particle size distribution is concentrated, good stability

WL-5018

30-50

8.5-9.5

60-80

≤1.5

≥98

Multi-application, particle size distribution is concentrated, good stability

WL-5118

25-50

8.5-9.5

50-90

≤3.5

≥98

Multi-application, particle size distribution is concentrated, good stability

Modified PR

WL-5203

25-40

9.0-10.0

50-85

2.0-4.0

≥98

Toughness improved, suitable for bus brake pad/train brake shoes

WL-5205

25-40

7.5-8.5

50-85

2.0-4.0

≥98

Toughness improved, suitable for bus brake pad/train brake shoes

WL-5207

25-40

7.5-8.5

50-85

2.0-4.0

≥98

Toughness improved, suitable for bus brake pad/train brake shoes

WL-5305

40-60

8.5-9.5

70-90

≤1.5

≥98

Toughness improved, high strength, suitable for manufacturing high-end friction material.

WL-5408

33-53

7.5-8.5

60-90

1.0-3.0

≥98

Toughness improved, suitable for high-end friction material.