Alloy grade

grade name Purpose
Plating property SC-253 Auto parts, home appliance parts
Chemical resistance/high strength SC-300, SC-420

Physical properties table

October 1, 2020

Features Plating property Plating property high strength
chemical resistance
chemical resistance
high flow
grade name SC-170 SC-253 SC-300 SC-420
Test items Unit Measurement method (Measurement method, conditions) >PC+ABS< >PC+ABS< >PC+PET< >PC+PET<
density g/cm3 ISO 1183
(JIS K 7112)
1.11 1.11 1.21 1.21
Water absorption rate ISO 62
(JIS K 7209)
24h 50%RH 0.23 0.23 0.25 0.25
flow characteristics
Melt Volume Flow Rate (MVR) cm3 /10min ISO 1133
(JIS K7210)
280℃
2.16kg
8
Mechanical properties
Tensile (yield) strength *1 MPa ISO 527-1,2
(JIS K7161, 7162)
Y50 Y45 Y60 Y60
Tensile fracture strain *2 tB85 tB95 tB100 tB100
bending strength MPa ISO 178
(JIS K7171)
65 60 90 80
bending modulus GPa 1.95 1.7 2.2 2.2
Charpy impact strength kJ/ m2 ISO 179-1
(JIS K7111)
With notch 23℃ 50 50 74 70
rockwell hardness ISO 2039-2
(JIS K7202-2)
R scale
/M scale
R100 R95 R120 R120
thermal properties
Load deflection temperature ISO 75-1,2
(JIS K7191-1,2)
0.45MPa
1.8MPa 100 100 114 109
Linear expansion coefficient ×10-5/℃ ISO 11359-2 6.3 6.3 7 7
Molding shrinkage rate Idemitsu method 2mm MD 0.5~0.7 0.5~0.7 0.6~0.7 0.7~0.8
2mm TD 0.5~0.7 0.5~0.7 0.6~0.7 0.7~0.8
optical properties
Total light transmittance ISO 13468-1
(JIS K7361-1)
Flammability/UL related standards, etc.
Combustion quality mm
thickness
UL94 combustion class
/Minimum thickness
Electrical characteristics
Withstand voltage
(Dielectric breakdown strength)
kV/mm IEC 60243-1
(JIS C2110)
arc resistance PLC level ASTM D495
Volume resistivity Ω・cm ASTM D257
relative dielectric constant IEC 60250 1MHz
Dissipation tangent 1MHz
Standard molding conditions
cylinder temperature 250~270℃
(Upper limit 280℃)
250~270℃
(Upper limit 280℃)
260~280℃
(Upper limit 300℃)
260~280℃
(Upper limit 300℃)
mold temperature 60~80℃ 60~80℃ 60~80℃ 60~80℃
Drying conditions 110℃,
5-8 hours
110℃,
5-8 hours
120℃,
5-8 hours
120℃,
5-8 hours
  • For tensile yield stress, add Y in front of the number.

  • For nominal tensile strain at failure, add tB in front of the number.

  • The data presented in this document are representative of measurements obtained under specific conditions.

  • The uses described in this document do not guarantee the results of applying this product to those uses.

  • When using the product for the purposes introduced in this document, please be careful about infringing on industrial property rights (patent rights, utility model rights, design rights, trademark rights). (Our company is not responsible for infringement of industrial property rights.)

  • It cannot be used for medical equipment or medical products.

  • If the product is to be used for food utensils or packaging, please have our sales representative thoroughly confirm the compatibility of the applicable grade with relevant laws and regulations (Food Sanitation Law, etc.) before signing the delivery specifications. I will do it.

  • It is the customer's responsibility to check the compliance of products processed by the customer with various laws and regulations using our products as raw materials.

  • Please note that the contents of this document are subject to change without notice due to improvements.

  • The flammability described in this document is an evaluation based on small-scale tests, and cannot be directly applied to the evaluation of danger in an actual fire.

When exporting, please be aware of the laws and regulations regarding chemical substances in the destination country.
For inquiries regarding the applicability of our products to individual laws and regulations, please contact HP's inquiry desk or sales representative.