FILLING MATERIALS
The part of a brush that does the work is the filaments. Our filling materials are available in Synthetic Fibers and Animal Hairs; other materials are available depending on your application.
Due to the chemical composition of the different filament materials, some filament varieties are better suited for certain applications than others. Below is a partial list of what is available.
Synthetic Fibers
Nylon
The most widely used and versatile fibers used today. Nylon is highly durable because of its high abrasion resistance and bend recovery. It is resistant to most common chemicals and has high softening point of approximately 180°C. Three grades of nylon are available: type 6, type 66 and type 612. The wear ability is similar between all three, however the higher the grade the less moisture it will absorb.
Type 6 - is a low cost and durable nylon fiber that is very popular in household and less aggressive industrial applications.
Type 66 - top quality, medium-priced with higher stiffness, recovery and abrasion resistance than type 6. It has the highest heat distortion temperature of the three type of nylon at 110°C.
Type 612 - superior type nylon used in applications calling for low water absorption. It has excellent recovery and abrasion resistance. This is the highest-grade nylon, because they resist rot and mildew and discourage bacterial growth, nylon fibers are widely used in food service brushes.
Polypropylene (PP)
A common Synthetic Fibers used in a variety of applications. PP is lower cost than nylon but it does not have the bend recovery that nylon has or abrasion resistance. PP will take a set much quicker than nylon will (not bend back to its original shape). PP has excellent wet stiffness, abrasive tip cleaning action, non-brittle, and is inert to most solvents, oil, acids and chemicals. It is, in fact, one of the most chemically resistance Synthetic Fibers materials.
Polyvinyl Chloride (PVC)
An economical material with a reasonable flex life, low friction resistance and no loss of stiffness in water. PVC can be used for a wide variety of purposes, including all types of domestic and industrial brush ware. PVC is extremely easy to work with, and is available in a huge variety of colour. Recommended for applications in temperatures below 65°C.
Animal Hairs
Bristles
The hairs of the pig, hog or boar, generally taken from the neck, back and shoulder area of the animals. Bristles relatively scarce and expensive. This material has a natural taper and flagged end (split end), which gives it qualities not found in other brush making fill materials. Bristles have a soft to slightly stiff texture. Bristles also have excellent durability and water resistance. A Bristles Brush will provide the best possible cleaning. It works well when cleaning with tough sticky materials or viscous fluids. Bristles are non-conductive but will generate less static than Synthetic Fibers materials.
Horse Hairs
The hairs from a horse's mane or tail have a long tradition of usefulness. Horse Hairs are a medium to high cost material. Tail hair is stiffer than mane hair, and is does not have a flagged end. Horse Hairs are valued according to stiffness, length and colour. The most commonly used are black and grey (mixed), and is comparatively soft to slightly stiff texture gives a scratch free dry cleaning and has very good durability. It works well doe sweeping polished surfaces, dusting, flux removal, general cleanup, painting and as specialty applicator.
Goat Hairs
Generally hairs coming from the back of the animal. Goat Hairs very expensive and is a very soft yet fine natural material with properties that make it excellent for use in fine polishing and cleaning. Goat Hairs have a natural kink that cannot be straightened. Used in applications where very soft material is needed and marring is not allowed.
Key: E-Excellence G-Good F-Fair P-Poor
| Description |
Nylon
6 |
Nylon
6.6 |
Nylon
6.12 |
PP |
PVC |
Animal
Hair |
| Heat Distortion (C) |
121 |
148 |
121 |
107 |
165 |
187 |
| Melting Point |
210 |
260 |
207 |
165 |
155 |
|
| Bend Recovery |
E |
E |
E |
F |
P |
F |
| Abrasion Resistance |
G |
G |
E |
F |
P |
F |
| Water Absorption (%) |
9.5 |
8.5 |
3 |
0.01 |
0.01 |
30 |
| Shelf Life |
E |
E |
E |
G |
G |
P |
| Dilute Alkalis |
E |
E |
E |
E |
G |
P |
| Dilute Acids |
G |
G |
G |
E |
G |
P |
| Strong Acids |
P |
P |
P |
G |
G |
P |
| Alcohols |
G |
G |
G |
E |
G |
P |
| Petroleum Distillates |
E |
E |
E |
G |
F |
P |
| Hot Water |
F |
G |
G |
F |
P |
P |
| Vegetable Oils |
G |
G |
G |
E |
G |
P |
All information is believed to be accurate. However, no warranties are implied or expressed regarding it is accuracy or the materials described.







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