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Types and General Characteristics

 

Types and General Characteristics
 
Test item Test method Units Low - EVA Grade Low - EVA Grade Comparable Resin
TG - H500 TG - H1100 TG - 40 (P = 1050)
PVC		 (P = 1050)
PVC + DOP50PHR
Mean Degree of Polymerization JIS
K6720-2		 - 500 1050 - - -
External Appearance - - White Powder White Powder White Powder - -
Grain Size Sekisui'S Method - 100*1 100*1 100*2 - -
Specific Gravity JIS
K7112		 - 1.36 1.36 1.22 - -
Bulk Density JIS
K6720-2		 g/ml 0.5 to 0.6 0.5 to 0.6 0.5 to 0.6 - -
Heat Loss JIS
K6720-2		 wt % 0.3max. 0.3max. 0.3max. - -
Tensile Strength JIS
K7113		 MPa 45 48 18 55 14
Elongation JIS
K7113		 - 130 230 300 70 550
Flexural Strength JIS
K7171		 MPa 69 71 - 81 -
Charpy impact Strength JIS
K7111		 kJ/m2,at20oC 11 28 not ruptured 6 not ruptured
kJ/m2,at0oC 7 28 not ruptured 6 12
Thermal Deformation Temperature JIS
K7191		 oC 68 70 - 71 -
Flex Temperature JIS
K6745		 oC 66 68 -21 70 -18
Durometer Hardness JIS K7215
(TYPE D)		 - 80 82 57 85 48
Flow Rate   102ml/sec 2 0.02 3.1 0.01 3


Grain Size
*1 The percentage that passes JIS Sieve#40
*2 The percentage that passes JIS Sieve#16

Low-EVA Grade
Basic Composition 1 Test specimen molding conditions 1
Dibutyltin maleate 1.5 part by weight Roll: Temperature 180oC
Calcium stearate 0.5 part by weight   Mastication Time 3min. after wrap
Ester type lubricant 0.5 part by weight Press Temperature 190oC
      Molding Time 4min. pre-heat
        5min. pressure
      Molding pressure 9.8MPa

High-EVA Grade
Basic Composition 2

Test specimen molding conditions 2
Dibutyltin maleate 2.0 part by weight Roll: Temperature 150oC
Ester type lubricant 0.5 part by weight   Mastication Time 3min. after wrap
    Press Temperature 160oC
      Molding Time 4min. pre-heat
        5min. pressure
      Molding pressure 4.9MPa



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