Square Soldering Fire/Heat Proof Board 
          
These jewellers heat proof soldering blocks/boards are used as a surface that allows to perform high temperature soldering.  
The block can withstand heats up to 1800c, whilst protecting the surface below.
They are long lasting and perfectly safe to use (Do not contain asbestos)! The soldering blocks are 6mm in thickness and are square shape.
    • The block can withstand heats up to 1800c
    • Made of heat proof safe material
    • Suitable for soldering silver, gold, platinum, etc.
    • Available sizes: 75mm square, 100mm square or 150mm square
    • Please choose required size from drop down menu above
    • FREE postage within the UK