Factory Magnesia Cupel Crucibles for Gold Melting

• Customization: Available
• Material: Alumina Cement
• Name: Fire Assaying Crucibles
• Model NO.: RY-C506
• Working Temperature: 1380
• Item: Ceramic Crucible
• Color: White, Light Yellow
• Application: Smelting, Melting, Assaying
• Used: Fire Assaying
• Advantage: Over Five Times
• Refractoriness (℃): 1380
• Feature: High Temperature, Instant Materials
• Type: Refractory Material
• Shape: Conical, Circular, Cylindrical
• Transport Package: by Carton
• Specification: 200-750ML
• Trademark: RY
• Origin: Hunan China
• HS Code: 6909320000
• Production Capacity: 10000PCS Per Month

Product Description

Factory magnesia cupel crucibles for gold melting$0.25-$0.50 / Piece

Usage
1. Long Lasting, can be used many times
2. High mechanical strength designed to withstand severe thermal Shocks
3. Special formula, curing and pressing process
4. Multi-use crucible
5. Can withstand extremely corrosive fire assay environments
6. Can withstand repetitive thermal shocks from 1800 degree celcius to room temperature
Magnesia: ≥ 93%
Property: High refractoriness, rapid absorption, and recovery rate of 97% -98.5%, easy to use, without milling.

Item no.	Height ( mm )	Diameter at top ( mm )	Diameter at bottom ( mm )	Depth of valley ( mm )
RY-MA	35	40	40	16
RY-MB	26	36	36	15
RY-MC	35	30	30	15
RY-MD	20	25	25	8
RY-M/GF	22	23	18	7
RY-M/GA	28	40	30	8
RY-M/GB	30	40	30	15

model	OD(mm)	ID(mm)	Outside height     (mm)	Inside height  (mm)	bottom OD (mm)	Memo
RY-1	80	70	80	66	55
RY-2	90	78	105	85	55
RY-3A	93	80	115	95	55
RY-3B	95	80	125	105	55
RY-4	93	82	135	110	55
RY-5	93	82	135	115	55
RY-G5	90	80	155	136	55
RY-6	95	83	140	118	48
RY-CK4A	80	62	130	110	42	export,thick
RY-CK5A	90	82	132	120	55	export,thin
RY-CK5B	88	80	132	118	50	export,thin
RY-CK6A	108	90	140	125	55	export,Bilateral
RY-CK8A	110	95	155	135	55	export,Bilateral
RY-CK8B	105	95	155	132	55	export,thick
RY-CK8C	90	84	165	150	55	export,thin