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Onyx Black Porcelain (5kg) 1230-1260C

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  • Sku - 164-ONYX
  • In Stock

164-ONYX - Onyx Black Porcelain

Onyx Black Porcelain takes on a beautiful black/graphite colour when fired as recommended to the upper part of its firing range. It is highly plastic making it ideal for wheel-throwing and modelling alike. Suitable for tableware. Supplied in a 5kg pack. 

Onyx Black Porcelain is suitable for tabl…

Each (Exc. VAT) Price (Exc. VAT) Quantity
1.00 £16.13 £16.13
2.00 £15.74* £31.47
5.00 £15.35* £76.77
10.00 £15.02* £150.23
25.00 £14.25* £356.33
50.00 £13.92* £696.14
Each (Inc. VAT) Price (Inc. VAT) Quantity
1.00 £19.36 £19.36
2.00 £18.88 £37.76
5.00 £18.42* £92.12
10.00 £18.03* £180.28
25.00 £17.10* £427.60
50.00 £16.71* £835.37

* This price has been rounded to the nearest pence.

Please type the quantity you require below or add pre-defined quantities using the controls above.

Quantity:
Price kg: £19.36 £16.13
Total Inc. VAT Total Exc. VAT
  • Description

    Onyx Black Porcelain (5kg) 1230-1260C

    164-ONYX - Onyx Black Porcelain

    Onyx Black Porcelain takes on a beautiful black/graphite colour when fired as recommended to the upper part of its firing range. It is highly plastic making it ideal for wheel-throwing and modelling alike. Suitable for tableware. Supplied in a 5kg pack. 

    Onyx Black Porcelain is suitable for tableware (food-safe), according to ISO 6486.

    1230-1260C 

    • Firing range: Cone 6-7 (2269º-2295ºF)
    • Biscuit: Cone 06 (1855ºF)
    • Water content: 20%
    • Plasticity (IP Atterberg): 11
    • Carbonate content (CaCO3): 0%
    • Drying shrinkage: 5.4%
    • Firing shrinkage at Cone 6: 10.3%
    • Porosity (water absorption) at Cone 6: 0.0%
    • Dry bending strength: 3.1 N/mm2
    • Fired bending strength at Cone 6: 39.8 N/mm2
    • Thermal coefficient (a25-500ºC): 54.3x10-7ºC-1"
  • Downloads

    Onyx Black Porcelain (5kg) 1230-1260C downloads

    • ISO 6486 standard on food safety in ceramic ware


      Download
  • Delivery & Returns

    Delivery & Returns

    Full information at this link>

    DELIVERY

    Your carriage charge will be calculated at checkout based upon the volumetric weight of your order, and your location. If for any reason your delivery charge cannot be calculated at checkout, you will see a message explaining that our sales team will contact you with a quote. You will be under no obligation to accept this and have the right to cancel your order. 

    We deliver throughout the UK and overseas using a trusted third-party distribution network. Delivery is to kerbside or letterbox only.

    Please allow up to 7 working days for standard delivery. Our Nextday service is suspended due to the impact of COVID-19. Collection from our Stoke-on-Trent warehouse is currently only possible by placing your order by phone +44(0)1782 219816. Although carriers will endeavour to deliver within the agreed timeframe, unexpected delays due to weather conditions, breakdowns, traffic and other factors may cause some disruption to schedules.


    IMPORTANT INFORMATION

    We are bound by the terms and conditions of our carriers therefore we cannot pursue a claim if these instructions are not followed:- 

    Special Delivery Conditions: You must inform us at point of order of any special conditions such as restricted access or opening times, otherwise you will be liable for any consequential costs incurred.

    Damage/Missing Items: You must check your delivery carefully before providing a ‘clear’ signature to the driver. Outward signs of damage/disruption to packaging must be noted alongside your signature. You must notify Potclays of damage or missing items within 24 hours of delivery.


    RETURNS

    Returned Goods (Non-faulty): Subject to our prior consent having been obtained, products can be returned to us in an unused condition within 30 days of invoice date.  An administrative charge will be levied of 10% of the nett value plus transport, but subject to a minimum charge of £ 2.00. 

    Returned Goods (Faulty): If merchandise is returned because of some defect or due to error on our part, full credit/refund will be given.  However, customers must contact us in advance so that making methods and user error can be ruled out. 

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