Gold Mining Assayer's Crucible for Assaying Precious Metals

Gold Mining Assayer's Crucible for Assaying Precious Metals 1.Made of al2o3 2.Used for smelting and assaying. 3.High quality Gold Mining Assayer's Crucible for Assaying Precious Metals  

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

Memo:custom-made is available

Typical properties

Refractoriness     1650 centigrade

Refractoiness under load   1420 centigrade

Al2O3       36%-46%

SiO2            45%-56%

Fe2O3        ≤1%

Characteristics:strong refractoriness and corrosion resistance, impervious and not craze, excluding gold and silver elements, more accurate test results.

The average serial can be used for 2-3 times, the export serial can be used for 3-5 times 

 

 

  

Gold Mining Assayer's Crucible for Assaying Precious Metals