Fire Assay Crucibles Lab Containers for Gold Melting in Muffle Furnace

• Certification: CE, ISO
• Shape: Crucible
• Type: Refractory Material
• Packing: 40PCS / Carton
• Carton Size: 43*33*33cm
• Application: Mining Industrial
• Purpose: Smelting, Melting, Assaying
• Feature: Long Time Materials
• Refractoriness (ºC): 1350
• Material: Alumina and Si02
• Transport Package: Wooden Pallet
• Specification: 200ml - 750ml
• Trademark: RY
• Origin: China
• HS Code: 6909190000
• Production Capacity: 50000PCS Per Month

Product Description

Fire Clay Crucible

Fire Assay Crucibles have a higher than normal resistency to cracking under fire assay conditions. Our crucibles
and refractory products are used in laboratories throughout international marketplace. We have a variety of shapes
and sizes available to cater to specifications required.
Our crucibles give longer life, faster melting, constant melting speed and exceptional resistance to violent changes
of temperature.
Applications
Precious Metal Analysis
Mining Laboratory
Laboratory Testing
Mineral Assaying
Fire Assaying
Gold Assaying
Features
Long Lasting, can be used many times
High mechanical strength designed to withstand severe thermal shocks
Special formula, curing and pressing process
Multi-use crucible
Can withstand extremely corrosive fire assay environments
Can withstand repetitive thermal shocks from 1300 degree celcius to room temperature.
Chemical Composition

SiO2	54.6%
Al2O3	40.31%
Fe2O3	1.11%
TiO2	0.47%
CaO	1.28%
MgO	0.34%
K2O	0.61%
Na2O	0.39%
L.O.I(loss on ignition)	0.21%

 
Standard size :

Item	OD(mm)	ID(mm)	Outside height (mm)	Inside height (mm)	Bottom OD (mm)	Capacity
RY-1	85	76	105	85	55	200ml
RY-2	90	78	105	85	55	245ml
RY-3A	93	80	115	95	55	295ml
RY-3B	95	80	125	105	55	345ml
RY-4	93	82	135	110	55	380ml
RY-5	93	82	135	115	55	370ml
RY-G5	90	80	155	136	55	380ml
RY-6	95	83	140	118	48	390ml
RY-4A	80	62	130	110	42	310ml
RY-5A	90	82	132	120	55	330ml
RY-5B	88	80	132	118	50	325ml
RY-6A	108	90	140	125	55	630ml
RY-8A	110	95	155	135	55	710ml
RY-8B	105	95	155	132	55	680ml
RY-8C	90	84	165	150	55	430ml
RY-9	120	110	160	140	75	750ml

Notes:
1.Refractoriness: 1650 centigrade degrees
2.Refractoriness under load: 1420 centigrade degrees
3.We can supply the products according to customer's drawings, samples and performance requirement.


Enquiries welcomed !