SAND
AND GRAVITY DIE CASTINGS: FOX-VPS has
been supplying sand and gravity die castings
for over thirty years through our sister
company EDL, combining traditional process
skills
with continuous improvements in technology. A
broad customer base
is served across a diverse range
of markets with the capability of producing high quality components,
finish machined if required.
PLANT:
2
Ashland Air-Set Moulding Machines
1 Shell Core Blowing Rig
2 PLC Controlled Dual Energy Furnace
1 Ramsell Gas Furnace
1 Heater Unit For Gravity Die Tools
2 Vacuum Controlled Melt Sampling Units
1 Hansberg Core Shooter
3 Shot blasting Units
Environmentally Controlled Fettling Area
2 AEW Heat Treatment Ovens
1 Wild Barfield Furnace
1 Five Element Spectrographic Analysis Unit
1 Ardrox Dye Penetrant Plant
1 Scanray DAO140 x-ray unit [top]
CAPABILITY:
Aluminium Alloys: LM6, LM25, L99 and others
Group A: LG2-LG4 Gun Metal & PB1 Phosphor Bronze
Group B: HTB1 High Tensile Brass & AB2 Alloy Bronze
Group C: G1 – G3 Gun Metal
Lead to BS3909/2
Shell core capability
Precise melt control - dual energy furnaces
In house Gravity Die tool manufacture.
In house heat treatment to TE/TF
Spectrographic melt analysis
Penetrant NDT facility
X-ray facility
Test bar analysis
CMM mark out capability
Comprehensive machine shop support [top]
CAPACITY:
Castings up to 200 kgs.
Typical Sand batch sizes 200 to 1000
Typical Gravity Die batch sizes 200 to 500
200 hours per week moulding capacity on single shift [top]
ACCURACY:
Linear tolerances down
to 0.25mm
Good surface finish and flatness
Variety of surface finishes available
Full inspection support for first off mark-outs
INVESTMENT
CASTING: FOX-VPS began
manufacturing investment castings in 1994,
benefiting from
recent improvements in the process such as
shell moulding and the introduction of water
based ceramic coatings. With a steady investment
in plant and process control systems the
business has grown steadily, providing a
diverse range
of market sectors with precision castings. [top]
CAPABILITY:
All non-ferrous materials poured Precise dimensional
tolerances achievable
Soluble core capability
Precise melt control using dual energy furnaces
In house heat treatment
Spectrographic melt analysis
Ardrox N.D.T. facility
X-ray facility
Test Bar Analysis
CMM mark out capability
Machine shop support
Rapid prototyping [top]
CAPACITY:
Castings
from 10 grams to 20 kg
Typical batch sizes 1 to 500
120 hours per week press capacity on single shift [top]
ACCURACY:
Linear tolerances down to 0.1mm
Cast holes, counterbores and threads
Good surface finish and flatness
Full inspection support for first off mark-outs Recommended tolerances
for investment castings
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