Master alloy A314/R for 14CK, Red gold
Product code/SKU: IE0650
Wieland
Availability - on request - price may change
Price:
€262.00 VAT excl.
€322.27 VAT incl.
   kgs
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Product description
A 314/R

Sample of prepared 14K red gold alloy per 1,000 g

Fine gold 999,9

586 g

+ Master alloy

414 g A314/R

Colour

red

 Further information

Order-No.

2620100108

Designation

A314/ R, for 14K red gold

 Technical data

Melting range

890°C - 840°C

Density

13,1 g/cm³

Hardness

as cast: 155 HV
soft: 140 HV
50% reduction: 260 HV

Application

jewellery casting and continuous casting as sheet, wire, tube

 Processing

Casting

suitable for hand casting and for continuous casting of tube, strip and wire

Casting temperature

1040 °C - 1080°C

Flask temp.

620°C - 640°C

Investment

plaster bonded

Quenching

in 80°C hot water after 20 - 25 minutes

Working

Material can be deformed max. 50%, then it must be annealed. Only roll a little at a time. Roll the same thickness several times if necessary.

 Heat treatment

Annealing

650°C / 30 min, and then quench in hot water, optionally with alcohol added

Hardening

400°C - 440°C / 60 min, slow cool in air

Brazing

WIELAND brazing alloy 1426H (870°C)

Flux

Fluoron

Pickling agent

sulphuric acid (H2SO4) 10 %

 

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