4pcs Graphite Crucible Set, Ingot Set Including High Purity Graphite Crucible Tong Bowl Combo Ingot Torch Melting Kit for Gold Silver Metal;

Features:

Choice the fused silica as the main raw material, made using modern ceramic processing technology. Mainly used in dental alloys, platinum, gold,silver, copper brass and other high temperature melting alloys.

High temperature over 2800 degrees.

High purity and high strength, durable in use.

High heat resistant, high shock resistance and corrosion resistance.

Specifications:

Crucible Tongs
Material: stainless steel
Overall Length: 25cm/10inch
Color: silver
Net Weight: 310g

Cylindrical Graphite
Outer Dia.:40 mm/1.57inch
Inner Dia.:30 mm/1.18inch
Total Height:40 mm/1.57inch
Inner Height:35 mm/1.38inch

Square Graphite
Bulk density ≥1.82 g/cm3
Electric resistivity ≥9 μ Ω m
Bending strength ≥45 Mpa
resist compression ≥65 Mpa
Ash ≤0.1 %
particle ≤43 um（0.043 mm）
Size: 7.2 x 5.7 x 1.2cm/0.28 x 0.22 x 0.05inch
Quartz Melting Crucible
Capacity: 150g
Material: Quartz
Outer Diameter: 57 mm/2.24inch
Inner diameter: 43 mm/1.69inch
Height: 20mm/0.79inch
Depth: 15mm/0.59inch
Net weight: approx. 40g

Package Included:

1 x Quartz Melting Crucible

1 x Tongs
1 x Square Graphite
1 x Cylindrical Graphite

Note:
Manual measuring, please allow 1 ~ 3 cm error, thank you.