• Delivery GuaranteeMonthly output exceeds 1500 tons

  • Green Factory ProductionThe building area is 40,000 square meters

  • Full-scale QC and R&D TeamHas a number of invention patents

Lab and Q&C
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Fain Fused Cast Zirconia Corundum Products (AZS) Finished Products (Machined)
Inspection Internal Control Standard
Unit;mm
ItemProcessing indicators
First GradeSecond GradeDefectiveReject
Processi
ng
requirem
ents
Machining AreaThe processing area of a single
product reaches 100% of the
      processing requirements.
The processing area of a single product
reaches 97% of the processing
requirements.
The processing area of a single
       product reaches 95% of the
          processing requirements.
/
Size
and
flat
ness
Dimensional Deviation                    ±0,+0~-1,+0~-2/
Diagonal≤1≤1≤2/
Flatness≤0.5≤1≤1/
Non-Building Surface      Convex 1,concave 1Convex 1,concave 1Convex2,concave2/
Ordinary Brick / Nozzle        Protrusion: Not allowedProtrusion: 2~3Protrusion: 4~5/
Tilted Brick / NozzleProtrusion: Not allowedProtrusion: 2~3Protrusion: 4~5/
Shrink-hole Free BrickNot allowedNot allowedNot allowed/
Chipp
ed
Edges
&
Corne
rs
/ Nozzle Face

Missing Corner
Not allowedWorking face ≤5, non-
working face ≤10, no more
than 2 places
    Working face ≤10, non-
working face ≤20, no more
             than 2 places
/
Missing EdgeNot allowedDepth ≤5, length ≤5% of the
edge length, no more than 2
places
Depth ≤5, length ≤10% of
    the edge length, no more
             than 2 places
/
Gene
ral
Item
   s
DrillingHole diameter tolerance: ±1; Hole position deviation: ≤1.5
AssemblyContact surface gap: ≤1; Dimensional deviation when length ≤5000: ±2; Dimensional deviation
when length >5000: ≤0.5% of length
        Surface
Attachments &
Not allowed

    Others
Remarks:    1. Complies with AZS finished product acceptance standards.

   2.If a graded finished product is processed into a scrapped product, it will be
   handled as an accident, in addition to not calculating the area cost.

   3.Regarding assembly dimensional deviations, if there are other requirements for
   assembly (customer-specific), processing shall be carried out according to those
   requirements.