Hardy & Hanson felt in all industries
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Felt bobs and bob kits
 
 
FELT BOBS AND BOB KITS

Felt bobs and bob kitsFelt bobs can be supplied in any shape or size with or without spindles.

There are three standard hardnesses - Soft, Medium and Hard.

Our range of 5 kits incorporate a good selection of parts available for many varied applications. A dentistry kit for small part polishing, and an assorted kit for larger areas which includes interchangeable cone shaped heads, along with a suitable spindle.

Square Edge Felt Wheels | Mandrel Mounted Felt Bobs | Standard Shapes | Felt Bobs (unmounted) | Felt Cones | Felt Discs (with pinhole) | Knife Edge Discs (with pinhole) | Ring Buffs | Solid Ring Buffs | Felt combination Buffs | Split & Bevel Laps | Felt Polishing Rings | Polishing kits | Felt Sheets |Speciality Products


SQUARE EDGE FELT WHEELS
Hardy Hanson Manufactured using a combination of the hammering & fulling process to provide adequate entanglement & working life.
Hardy Hanson Suitable for diverse polishing applications for a variety of materials and surfaces
Hardy Hanson Can be used with all abrasives, greaseless or glue based compounds.
Hardy Hanson Ensures blemish free mirror finish
Hardy Hanson Available in different sizes & densities as listed below.
white Felt bobs

Size mm
(dia x thickness)
Size inches
(dia x thickness)
 
Size mm
(dia x thickness)
Size inches
(dia x thickness)
 
Size mm
(dia x thickness)
Size inches
(dia x thickness)
100 x 12
4 x ½"
 
150 x 32
6 x 1¼"
 
200 x 50
8 x 2"
100 x 20
4 x ¾"
 
150 x 38
6 x 1½"
 
300 x 12
10 x ½"
100 x 25
4 x 1"
 
150 x 44
6 x 1¾"
 
300 x 20
10 x ¾"
100 x 32
4 x 1¼"
 
150 x 50
6 x 2"
 
300 x 25
10 x 1"
100 x 38
4 x 1½"
 
175 x 12
7 x ½"
 
300 x 32
10 x 1¼"
100 x 44
4 x 1¾"
 
175 x 20
7 x ¾"
 
300 x 38
10 x 1½"
100 x 50
4 x 2"
 
175 x 25
7 x 1"
 
300 x 44
10 x 1¾"
125 x 12
5 x ½"
 
175 x 32
7 x 1¼"
 
300 x 50
10 x 2"
125 x 20
5 x ¾"
 
175 x 38
7 x 1½"
 
350 x 25
14 x 1"
125 x 25
5 x 1"
 
175 x 44
7 x 1¾"
 
350 x 38
14 x 1½"
125 x 32
5 x 1¼"
 
175 x 50
7 x 2"
 
350 x 50
14 x 2"
125 x 38
5 x 1½"
 
200 x 12
8 x ½"
 
400 x 25
16 x 1"
125 x 44
5 x 1¾"
 
200 x 20
8 x ¾"
 
400 x 38
16 x 1½"
125 x 50
5 x 2"
 
200 x 25
8 x 1"
 
400 x 50
16 x 2"
150 x 12
6 x ½"
 
200 x 32
8 x 1¼"
 
450 x 25
18 x 1"
150 x 20
6 x ¾"
 
200 x 38
8 x 1½"
 
450 x 38
18 x 1½"
150 x 25
6 x 1"
200 x 44
8 x 1¾"
450 x 50
18 x 2"

Mandrel mounted felt bobsMANDREL MOUNTED FELT BOBS
Hardy Hanson Available in cylindrical & six standard shapes
Hardy Hanson Suitable for working with small hand tools to undertake deburring, highlighting & polishing of any hard to reach areas.

Size (mm)
Diameter x felt length x spindle diameter
3 x 6 x 3
8 x 10 x 3
19 x 19 x 3
25 x 50 x 6
4 x 8 x 3
8 x 12 x 3
19 x 25 x 3
32 x 32 x 6
5 x 10 x 3
8 x 16 x 3
19 x 38 x 6
38 x 25 x 6
6 x 6 x 3
10 x 10 x 3
25 x 25 x 6
38 x 38 x 6
6 x 10 x 3
13 x 13 x 3
25 x 32 x 6
50 x 25 x 6
6 x 12 x 3
13 x 19 x 3
25 x 48 x 6
50 x 38 x 6
8 x 8 x 3
13 x 25 x 3
25 x 45 x 6
50 x 50 x 6


STANDARD SHAPES
hhb01 standard felt bob
hhb02 standard felt bob
hhb03 standard felt bob
hhb04 standard felt bob
hhb05 standard felt bob
hhb06 standard felt bob
HHBO1
HHBO2
HHBO3
HHBO4
HHBO5
HBO6
Size (mm)
dia x face x spindle
Size (mm)
dia x face x spindle
Size (mm)
dia x face x spindle
Size (mm)
dia x face x spindle
Size (mm)
dia x face x spindle
Size (mm)
dia x face x spindle
10x13x3
10x13x3
10x13x3
13x19x3
13x19x3
13x13x3
13x25x3
13x13x3
13x25x3
19x25x3
19x25x3
19x19x3
19x38x3
19x19x3
19x38x3
25x32x6
25x32x6
25x25x6
25x50x6
25x25x6
25x50x6

FELT BOBS (Unmounted)
Hardy Hanson Individually balanced
Hardy Hanson Ensures true running
Hardy Hanson Can be mounted on a wide variety of small hand tools
Felt bobs  unmounted
Size (mm)
Dia x thickness
6x10
6x13
10x20
12x12
12x25
19x19
19x25
25x25
25x50
                   

FELT CONES
Hardy Hanson Pointed, Bullnose or Rounded Head
Felt bobs  cones
Size (mm)
Dia x thickness
6x10
6x13
10x20
15x25
14x35
20x40
25x50
               

FELT DISCS (with pinhole)
Felt discs with pinhole
Size (mm)
Dia x thickness
12x3
12x6
19x3
19x6
25x3
25x6
25x9
32x6
32x12
38x6
38x12
50x6
50x12
50x19
50x25
60x6
60x12
60x19
60x25
75x6
75x12
75x19
75x25
                         

KNIFE EDGE DISCS (with pinhole)
Knife edge discs with pinhole
Size (mm)
Dia x thickness
12x5
16x5
19x5
25x5
40x5
50x10
60x10
75x10
100x10
125x10
150x15
                       

RING BUFFS
Hardy Hanson Mounted on best grade wood
Hardy Hanson Available in different sizes
Hardy Hanson Soft & medium densities
Ring buffs

Dimension (mm)
Total length with wood

Felt - Length x bottom dia x top dia
75
70 x 25 x 15
90
82 x 22 x 14
115
75 x 14 x 08
115
75 x 19 x 14
140
100 x 22 x 17
170
130 x 25 x 17
190
150 x 27 x 19
   

SOLID RING BUFFS
Hardy Hanson Suitable for polishing rings
Solid ring buffs for polishing rings
Size (mm) Length x bottom dia x top dia
75 x 19 x 14
100 x 22 x 16
   

FELT COMBINATION BUFFS
Hardy Hanson A combination product for polishing of rings & bangles
Felt combination buffs

Dimension (mm)
Total length with wood

Felt - Length x bottom dia x top dia
115
75 x 19 x 14
(Disc 50 x 12)
140
100 x 22 x 17
(Disc 50 x 14)
   

SPLIT & BEVEL LAPS
Hardy Hanson Engineered precisely to meet challenging demands particulary of the jewellery industry.

Size (Dia) mm
inches
Split and bevel laps
100
4"
125
5"
150
6"
175
7"
200
8"
   

Felt bobs  polishing ringsFELT POLISHING RINGS
Hardy Hanson Extensively used for polishing applications
Hardy Hanson Suitable for bevelled and edge polishing applications
Hardy Hanson Can be made to suit individual needs
Hardy Hanson Can be resin impregnated to provide extra stiffness and dimensional stability

Felt bobs  polishing kitPOLISHING KITS
Hardy Hanson 5piece, 11 piece or 17 piece kits available

FELT SHEETS
Grade
Density (gmc3)
Felt bobs  sheets
Soft
0.34
Medium
0.44
Hard
0.56
Extra Hard
0.68
Colour
White / Grey
Thickness
From 3mm (1/8") to 50mm (2") - higher thicknesses also possible.
Size
1m x 1m
Special sizes available on request
   

SPECIALITY PRODUCTS
Here is a small selection, however there are many more special products manufactured and marketed by Hardy & Hanson, please contact us if you don't see what you are looking for here.



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Felt lap wheels
Felt lap wheels
stone polishing felts
stone polishing felts
self adhesive backed felt discs
self adhesive backed felt discs
velcro backed felt discs
velcro backed felt discs
felt sticks,strips & cords
felt sticks,strips & cords
wood mounted felt sanders
wood mounted felt sanders
vulcanised fibre backed felt discs
vulcanised fibre backed felt discs
cup/plate mounted felt discs
cup/plate mounted felt discs
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Felt is a non-woven cloth that is produced by matting, condensing and pressing fibers. The fibers form the structure of the fabric.

Felt is the oldest form of fabric known to man. It predates weaving and knitting, although there is archaelogical evidence from the British museum that the first known thread was made by winding vegetable fibres on the thigh. Felt dates back to at least 6,500 BC where remains were found in Turkey. Highly sophisticated felted artifacts were found preserved in permafrost in a tomb in Siberia and dated to 600 AD.felt uk, felt bags, washers felt, felt products, felt polishing, felt pressed, Felt components, seals felt, underlay felt, colored felt, flet, coloured felt, decorative felt, display felt, technical felt, white board erasers, bobs felt, felt strips, carpet underlay felt, felt compressed, felt surgical, bedding felt, felt automotive, daisy washers, fasteners felt, felt filtration, felt industrial usage, felt piano key,

Many cultures have legends as to the origins of feltmaking. The story of Saint Clement and Saint Christopher relates that while fleeing from persecution, the men packed their sandals with wool to prevent blisters. At the end of their journey, the movement and sweat had turned the wool into felt socks.felt self adhesive backed, gaskets felt, needles felt sewing, Bedding felt, Carpet felts, abrasive wheels felt, adhesive tapes felt, adhesives felt multipurpose, bearing housings two bolt flange, belt conveyors felt material handling system, black board erasers, blackboard cleaners, blackboard cleaners uk, bumpers felt, conditioning systems felt, cutting services felt, display case panels felt, felt antivibration, felt bedding, felt blackboard cleaner,

It is said that Noah's Ark was lined with fleece and the combination of urine and the trampling animals left behind a felted wool carpet. Felt is now widely used as a medium for expression in textile art as well as design, where it has significance as an ecological textile. Sumerian legend claims that the secret of feltmaking was discovered by Urnamman of Lagash.felt ceramic fibre, felt display, felt electrical safety, felt fire retardent, felt glass polishing synthetic, felt glass polsihing natural, felt horticultural, felt jewellery polishing, felt kits colour, felt montage, felt needleloom or needled, felt parts, felt polishing bobs, felt resin bonded, felt safety wear, felt scrimless, felt seals, felt sound absorption, felt strips plansifter mesh, felt technical, felt tubed welded, felt whiteboard cleaner,

Feltmaking is still practiced in traditional styles by nomadic peoples in Asia, where rugs, tents and clothing are regularly made. Felt is made by a process called wet felting, where the natural wool fibre is stimulated by friction and lubricated by moisture (usually water), and the fibres move at a 90 degree angle towards the friction source and then away again, in effect making little "tacking" stitches. Only 5% of the fibres are active at any one moment, but the process is continual, and so different 'sets' of fibres become activated and then deactivated in the continual process.

This "wet" process utilises the inherent nature of wool and other animal hairs, because the hairs have scales on them which are directional. The hairs also have kinks in them, and this combination of scales (like the structure of a pine cone) are what react to the stimulation of friction and cause the phenomenon of felting. It tends to work well only with woolen fibres as their scales, when aggravated, bond together to form a cloth.filter cartrdige high temperature seals, filters cartridge polyester felt, furniture glides cushion felt, guides felt and fabric, handicraft felt, handycraft felt, jointings felt, mechanical seals felt strips, pads felt wedge antivibration mounting, polishing or buffing or grinding bobs felt, seals dust felt, seals oil felt, spacers fibre felt, whiteboard cleaners, whiteboard cleaners uk, felt, felt gaskets

Felting is done by a chemical process in industry. It is also sometimes done with barbed needles, which grab individual fibers and drag them against their neighbors, thereby binding them. Felting may also be done out of your home, with your washing machine on a hot cycle.

From the mid-18th to the mid-19th centuries, a process called "carroting" was used in the manufacture of felt. Animal skins were rinsed in an orange solution of the mercury compound mercuric nitrate. This process separated the fur from the pelt and matted it together. This toxic solution and the vapors it produced resulted in widespread cases of mercury poisoning among hatters, which may have been the origin behind the phrase "mad as a hatter". The United States Public Health Service banned the use of mercury in the felt industry in December 1941.

Felting differs from fulling in the sense that fulling is fabric that is constructed before continuing with the felting process as noted above.

Knitted woollen garments which shrink in a hot machine wash can be said to have felted — an example of how the fibres bond together when combined with the movement of the washing machine, the heat of the water, and the addition of soap. Therefore, woolen clothes should only be hand-washed or machine-washed in cold water.

Cheaper felt is usually artificial. Artificial felt, if made using the wet method, has a minimum of 30% of wool fibres combined with other artificial fibres. This is the minimum required to hold a fabric together with the fibres alone. It would be difficult to achieve a stable fabric by hand at this ratio. All other wholly artificial felts are actually needle-felts.

Needle-felt is an artificial form created by the use of barbed needles forcing groups of fibres through a web of carded fibres to create a non woven fabric structure. This is not true felt.

Loden is a type of felt originally worn in the Alpine regions, which has recently gained worldwide acceptance as a textile for fine and durable clothing.

While standard felt is rarely used in the manufacture of modern garments, its breathability has been seen as a selling point among a niche market group. Among the supporters of felt-use in the textile industry include musical composer Aaron Copland and the satirical music group, the Capitol Steps.