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JOHN WINTER

FURNACE REFRACTORIES
INDUCTION FURNACE RELINES, FURNACE REFRACTORIES, CRUCIBLES

Offering Complete Furnace Reline and Maintenance Solutions 

The acquisition of SIR Ltd (Specialist Induction Refractories Ltd) in August 2024 means John Winter is now

the leading UK supplier of foundry consumables. 

There's a vast range of refractory furnace linings for induction furnaces and mouldable refractories for ladles, spouts and launders. Also available, is a number of coil plasters and repair materials to fill cracks to prevent leaks and coil damage. 

 

Take advantage of the reline service, carried out by a team of highly experienced, induction furnace specialists.

Reline Service

Induction Furnace Reline Service

Furnace and Ladle Reline Service
A comprehensive range of high performance furnace linings

John Winter Induction Furnace Reline Service

Reline Services

Furnace & Ladle Reline Services

John Winter offers a furnace and ladle, knock-out & reline service, by a very experienced team. Collectively they have over 60 years of experience between them so book your reline service with confidence. 

Powder Linings

Induction Furnace Powder Linings

Aluminium
A comprehensive range of high performance furnace linings

Al-V
Aluminium Induction Furnace Lining John Winter

Powder Linings

Al-V Refractories

High Performance Refractories

Related Products

The Al-V range of refractory powders have been formulated to offer maximum performance. From the premium grade, Al93V through to the mid alumina grade Al60V, John Winter has a grade for any non ferrous alloy producer. 

Copper Alloys
A comprehensive range of high performance furnace linings

Cu-V
Copper Alloy Induction Furnace Lining John Winter C

Powder Linings

Cu-V Refractories

High Performance Refractories

The Cu-V range of refractory powders have been in use for over 40 years. High alumina Cu85V offers maximum temperature resistance for high temperature copper alloys, there's also Cu68V, Cu65V, Cu60V and standard silica linings.  

Fe-V Steel

Steel Alloys
A comprehensive range of high performance furnace linings

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Powder Linings

Fe-V Refractories (Steel)

High Performance Refractories

Related Products

The Fe-V range of refractory powders for steel alloys have been formulated to cope with the most demanding alloys. Chrome enriched, high alumina mineral powders through to specialist grades for nickel-chrome alloys and manganese steels.  

Fe-V Iron

Iron
Mouldable refractory for ladles & spouts and induction furnaces

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Powder Linings

Fe-V Refractories (Iron)

High Performance Refractories

The Fe-V range of refractory powders for iron alloys are available in a wide range of specifications. Products like Fe93V offer the highest resistance to high temp specialist cast irons, through to mid alumina Fe82V and Fe65V. 

Furnace & Ladle Refractory

Phosphate Bonded Mouldable Refractories

Ladle and Furnace Relining Materials
Mouldable refractory for ladles & spouts on induction furnaces

HTP40
SIR Refractories John Winter HTP40 Winram4 Vesuvius Foundry

Mouldable Refractory

HTP40

Cost Effective Ladle Reline

HTP40 is a soft, Mid Alumina , easily mouldable refractory for ladles, furnace spouts and especially good for relining and patching up smaller cupolas. 

Its a refractory that strikes the balance between cost and performance. 

HTP50Z
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Mouldable Refractory

HTP50Z

Ladle Reline

HTP50Z is a High Alumina refractory with zircon for very high temperature applications. Its easy to mould, sets very hard and can endure the most demanding metal temperatures.

HTP70
SIR Refractories John Winter HTP70 Winram7 Vesuvius Foundry

Mouldable Refractory

HTP70

Ladle Reline

HTP70 is a High Alumina, mouldable, durable refractory for spouts and especially good for lining ladles for use with iron and steel. Rated to 1600C. 

Clay Ganister
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Temporary Repair

Clay Ganister

Cost Effective, Low Temperature Repairs

A clay ganister suited to lower temperature applications in areas where there will be no impact. Often used as a quick, low cost, temporary repair ganister to seal gaps. 

Crucibles

Crucibles 
For melting Aluminium, Copper Alloys and Iron

Himelt and Excel Crucibles
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Silicon Carbide 

Himelt & Excel 

Crucibles

Melting Aluminium

2 types of durable crucible for melting lead, zinc and aluminium alloys.

Himelt crucibles are rated for lower temperatures from 850 to 1250C

Excel crucibles are rated to higher temperatures from 1000 to 1400C

Available in a vast range of sizes. Some sizes in stock. 

Clay Graphite Crucibles
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Clay Graphite

Salamander Super

Crucibles

Copper Alloys & Iron

Salamander Super crucibles are very durable. Rated to temperatures from 850 to 1650C. They are ideally suited to melting copper alloys and grey iron. 

Available in a vast range of sizes. Some sizes in stock.  

Insulation Blanket
Prevent Heat Losses and Maintain Metal Temperatures  

Body Soluble Blanket
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Insulating Blanket

Body Soluble 

Blanket

High Temp

Related Products

Body Soluble insulating blanket is a high temperature blanket that contains no ceramic fibre. Its rated to lower temperature than ceramic blanket but safer to use. Maximum temperature rating is 1300C. 

Ceramic Matting
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Insulating Blanket

Ceramic Matting

High Temp

A range of ceramic matting is available from 2mm up for 12mm. Multiple applications. Often used as insulating backing for ladles and crucible furnaces before refractory bricks or mouldable HTP70 is installed. 

Casting Plaster

Casting Plaster

A comprehensive range of casting plasters for moulding. 

Fine Casting Plaster - Art Foundry John Winter

Casting Plaster

Fine Casting Plaster

Sculpting

Fine Casting Plaster is a premium grade plaster from Saint Gobain. John Winter stocks a vast range of plasters and all of them can be viewed at www.johnwinterdental.co.uk/plaster-diestone

Graphite Spoons

Graphite Bowls

Sample spoons, slag bowls, 

NB10 Sample Spoon
Graphite NB10 Sample Spoon

Graphite Bowls

NB10 Sampling 

Spoon

Sampling Spoon

The NB10 is a small, double lipped graphite sampling spoon for ferrous and non ferrous applications. 

VB18 Spoon
VB18/4A Graphite Sample Spoon

Graphite Bowls

VB18/A Spoon

Sampling Spoon

The VB18/A is a small sample spoon suitable for pouring small test pieces like spectrometer coins samples and thermal analysis cups on a Digilab/Melt Monitor to determine CEL, C & Si. 

VB5 Large Spoon
VB5 Graphite Sample Spoon
Image Coming Soon

Graphite Bowls

VB5 Spoon

Angled Sample Spoon

The VB5 is a larger sample spoon with angle handle attachment for easy of use to scoop out molten metal from a ladle or furnace. The VB5 has a large enough capacity to pour cast iron test bars. 

NB20
NB20 Graphite Sample Spoon

Graphite Bowls

NB20 Spoon

Large Sample Spoon

The NB20 is a larger capacity sample spoon. Can be used as a casting pot or for taking larger samples like test bars.

NB28 Bowl
NB28/5 Graphite Sample Spoon

Graphite Bowl

NB28/5 Slag Bowl

Slag Removal

The NB28 is a smaller slag/dross scoop with a flater profile and drains valuable metal. 

VB8 Slag Bowl
VB8 Graphite Slag Bowl

Graphite Bowls

VB8 Slag Bowl

Slag Removal

The VB8 Slag Bowl is a large diameter bowl for easy slag removal. A solid, robust slag spoon with thick wall section for more arduous conditions on induction furnaces. 

NB31 Bowl
NB31 Graphite Slag Bowl

Graphite Bowls

NB31 Slag Bowl

Slag Removal

The NB31 Slag Bowl is a large diameter bowl for easy slag removal on non ferrous metals. The thinner wall section makes it ideal for scooping large volumes of aluminium/ copper alloys.  

Graphite Plunger
Graphite Plunger John Winter
Image Coming Soon

Graphite

Plunger

Degassing

The graphite plungers are for degassing non ferrous alloys with tablets. Ideal for use with our range of tablet products for processing grades of aluminium that must have a low Iron content. Can be used with copper alloys and iron. 

Dross Scoop
Aluminium Dross Scoop John Winter

Steel

Non Ferrous Dross Scoop

Flux Removal 

This large steel dross scoop is perfect for removing dross and spent flux from the surface of larger crucibles. Clean up the dross and save on valuable liquid aluminium, lead or zinc alloy.  

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