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Polyvinyl Chloride Plastic Resin PVC-SG-8

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Application tubing



Product name:


Item: 


Test properties:

Polyvinyl chloride resin 


Sample 


Entrusted inspection

Model specification: 


Inspection basis:

PVC-SG8


GB/T 5761-2018 "County Float General-purpose Polyvinyl Chloride Resin"

Productquantity -tons


Productiondate:2024-06-07


Inspectiondate:2024-06-07

Item Index Measured value
Superiorproducts First grade Qualified products

Viscosity/(mL/g) 

(or K value) 

(or average degree of polymerization)

86~73

(59~55)

[740~650]

82
Number of impurity granular/pcs ≤

20

40 60 0/10
Volatile matter (including water) mass fraction/% ≤ 0.40 0.40 0.50 0.05
Apparent density/(g/mL) 0.52 0.45 0.42
0.55

Screen residue mass fraction/%

250μm Sieve hole ≤

1.6
2.0 8.0 0.2

Screen residue mass fraction/%

63μm Sieve hole 

97
90
85
-
Number of "fish eyes"/(pieces/400cm^2) ≤ 30 30 60
15
100g resin plasticizer absorption/g ≥ 12 - - 18
Whiteness (160℃,10min)/% ≥ 75 70 70 80
Residual vinyl chloride monomer content/(μg/g) ≤ 5 5 10 0.8


99

PPR2

PPR1





2222_副本





1111_副本




3333_副本


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