Casting
Alloys (Typical Uses)
|
Grade
|
Masters
|
Costume
Jewellery
|
Giftware
|
Wargame
Figures
|
Delicate
Figures
|
Figurines
|
Car
Kits
|
Locos
Trams
|
Bulky
Pieces
|
Melting
Point
|
Operating
Temp.
|
Density
(Approx)
|
GWN
1
(Lead Free)
|
|
|
|
|
|
|
|
|
|
220°C
|
265°C
|
7.39
|
A
new Lead Free Pewter alloy which meets the criteria of BSEN611-1:1995,
and BS5140:1974. GWN1 is easier to work with than "Pewter
92" but is slightly more expensive. GWN1
is also Nickel free in accordance with E.U. Nickel Directive
94/27/EC. |
Pewter
92
(Lead Free)
|
|
|
|
|
|
|
|
|
|
245°C
|
285°C
|
7.27
|
A
very high grade casting pewter alloy,which is rich in Tin and
manufactured to the requirements of BSEN611-1:1995 (previously
BS5140:1974). It is suitable for all highly detailed castings
where good flow properties and polished finish are required.
Pewter 92 is both Lead free, & Nickel
free in accordance with E.U. Nickel Directive 94/27/EC.
|
C90
(CT1)
|
|
|
|
|
|
|
|
|
|
228°C
|
280°C
|
7.50
|
A
"Pewter" style alloy for use where a small amount
of lead is permissable but larger casting bulk makes lead free
Pewter difficult to use. A high cost alloy but very "User
Friendly" |
90/10
Master Metal
|
|
|
|
|
|
|
|
|
|
210°C
|
270°C
|
7.69
|
A
high grade Tin/Lead alloy specially designed for making masters.
Exceptional flow and high definition are the main properties. |
GWN
2
|
|
|
|
|
|
|
|
|
|
210°C
|
270°C
|
7.64
|
A
high tin alloy for top quality jewellery manufacture. Its features
are maximum flow and superb definition. Especially suitable
for high class polishing and plating. |
GWN
3
|
|
|
|
|
|
|
|
|
|
220°C
|
275°C
|
7.70
|
A
lower cost version of GWN 2, with slightly higher lead content.
Suitable for high quality modelling pieces where a polished
finish is required. |
GWN
75
|
|
|
|
|
|
|
|
|
|
220°C
|
290°C
|
8.00
|
A
complex alloy which can be used for economic large master manufacture
and general high quality giftware. A budget version of GWN 2
and GWN 3. |
Casting
Alloys (Typical Uses)
Continued... |
Grade
|
Masters
|
Costume
Jewellery
|
Giftware
|
Wargame
Figures
|
Delicate
Figures
|
Figurines
|
Car
Kits
|
Locos
Trams
|
Bulky
Pieces
|
Melting
Point
|
Operating
Temp.
|
Density
(Approx)
|
Grade
KA
|
|
|
|
|
|
|
|
|
|
185°C
|
245°C
|
8.99
|
Tin
rich alloy widely used in the jewellery trade for fine delicate
castings where good flow properties and detail are needed. Has
a good shiny surface finish and is very malleable. Also particularly
suitable for hand cast model figures. |
Grade
425
|
|
|
|
|
|
|
|
|
|
205°C
|
260°C
|
9.38
|
This
alloy has been specially developed for the manufacture of large
figures which are to be plated or painted. This alloy is comparatively
hard and has good flow properties and a perfect surface finish. |
37/3/60
|
|
|
|
|
|
|
|
|
|
225°C
|
290°C
|
9.70
|
A
variant of Grade 37% prepared specifically for figure casters.
Its flow properties are superior but the alloy is harder. Particularly
suitable for small figures having much detail. |
Grade
37/7
|
|
|
|
|
|
|
|
|
|
228°C
|
300°C
|
9.75
|
A
more expensive version of grade 37 which is particularly good
for bulky pieces. |
Grade
37%
|
|
|
|
|
|
|
|
|
|
228°C
|
300°C
|
9.75
|
Lead
rich alloy again popular with Jewellery manufacturers. This
alloy is suitable for castings of larger bulk where detail is
more important than flow properties. |
GWN
35
|
|
|
|
|
|
|
|
|
|
205°C
|
255°C
|
9.70
|
A
Lead rich alloy giving low porosity and lower working temperatures.
Suitable for bulky items of jewellery and figurines etc. |
34.5/34.5X
|
|
|
|
|
|
|
|
|
|
225°C
|
295°C
|
9.55
|
A
very popular alloy for the manufacture of models kits eg. cars,
locos, trams, etc., Gives a good surface finish on flat surfaces
and excellent reproduction of detail, good flow properties exhibited
but low malleability. |
B1
Alloy |
|
|
|
|
|
|
|
|
|
210°C
|
280°C
|
9.64
|
Slightly more expensive than 34.5 this alloy gives surface detail
far superior to other alloys. Excellent flow but low malleability,
mainly used for castings with a large plain surface area. |
|
Lead-Bismuth
Alloys
|
Grade
|
Masters
|
Costume
Jewellery
|
Giftware
|
Wargame
Figures
|
Delicate
Figures
|
Figurines
|
Car
Kits
|
Locos
Trams
|
Bulky
Pieces
|
Melting
Point
|
Operating
Temp.
|
Density
(Approx)
|
58/42
|
|
|
|
|
|
|
|
|
|
168°C
|
220-
230°C
|
10.70
|
This
alloy gives good detail on castings of varying size. It has
excellent flow properties, is quite malleable and can be plated.
Surface finish will be free from porosity but with a matt grey
colour. |
60/40
- 65/35 - 70/30
|
|
|
|
|
|
|
|
|
|
168°C
|
220-
230°C
|
10.70
|
These
are cheaper variations of Grade 58/42 alloy. They contain more
lead than and have consequently slightly higher melting temperature
and reduced flow properties. However, our clients find that
very satisfactory results are obtained at a considerable saving. |
Grade
L
|
|
|
|
|
|
|
|
|
|
243°C
|
308°C
|
10.00
|
Suitable
for figures and jewellery components giving clear reproduction
of detail and maximum malleability. |
Grade
D
|
|
|
|
|
|
|
|
|
|
248°C
|
313°C
|
10.06
|
Slightly
less tin content than Grade 'L' but having commensurate characteristics
of flow definition and malleability. This is popular with manufacturers
of Wargame pieces and is an economical substitute for the above. |
Grade
LG
|
|
|
|
|
|
|
|
|
|
240°C
|
300-
310°C
|
10.66
|
This
is a specially developed alloy designed to give the best flow
and definition commensurate with a low price. The alloy is malleable
and can be plated. It is particularly useful in the manufacture
of small figures and vehicles. Economy is the main feature of
this material. |
Grade
24
|
|
|
|
|
|
|
|
|
|
260°C
|
325°C
|
10.20
|
Has
a very good surface finish but low malleability. Ideal for the
caster with economy in mind. |
Grade
18.5
|
|
|
|
|
|
|
|
|
|
275°C
|
340°C
|
10.45
|
A
somewhat brittle alloy but useful for large castings where a
large bulk of metal can be used. Good detail reproduction but
relatively high operating temperature required. |
Grade
4/12
|
|
|
|
|
|
|
|
|
|
255°C
|
325°C
|
10.62
|
Very
inexpensive alloy which will produce adequate detail. Very brittle
however and not suited to castings of intricate design. |
8Sb
|
|
|
|
|
|
|
|
|
|
290°C
|
340°C
|
10.90
|
Very
low grade and very cheap alloy especially for heavy large bulky
items where cost is the main consideration. |