Permanent Casting Graphite Mold for Jewerlyand Metal

• Model NO.: MSL85
• Product Name: Permanent Casting Graphite Mold for Jewerlyand Met
• Name: Graphite Mold
• Transport Package: Wooden Box
• Specification: Customization
• Trademark: Ningheda
• Origin: China
• HS Code: 3801909000
• Production Capacity: 9000000

Product Description

        Permanent casting graphite mold for jewerlyand metal
           It is used for gold, silver and other jewelry casting and recasting.

• Well thermal stability : according to the using conditions of graphite crucible snap heat and cold;
• Well corrosion resistance, impact resistance performance, to ensure the reliability of product quality;
• Well resistance to strong acid, strong alkali;
• Good heat transfer performance of graphite crucible: for greatly shorten the melting time and save energy;
• In high-temperature using process, it got small thermal expansion coefficient;
•  
• Technical Index

• Type	MSL80	MSS80	MSL85	MSS85
  Grain Size (μm)	25	25	25	25
  Bulk Density (≥g/cm3)	1.82	1.82	1.85	1.85
  Compressive Strength (≥MPa)	60	60	70	70
  Flexural Strength(≥MPa)	30	30	35	35
  Porosity(≤%)	21	21	18	18
  Specific Resistance(≤μΩm)	12	12	12	12
  Ash Content(≤%)	0.08	0.08	0.08	0.08
  Shore Hardness	48	48	50	50

 

permanent casting graphite mold for jewerlyand metal