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PROPERTIES OF RUBBER MAGNETS

Grade

 YZT10N YZT11 YZT11N YZT12 YZT12N YZT13 YZT13B YZT13BN YZT13N YZT13H YZT13HN YZT14

Binder

       CPE NBR CPE NBR     CPE NBR  

Br (Gs)

 2100¡«2300 2300¡«2500 2300¡«2500 2400¡«2600 2300¡«2500 2400¡«2600 2500¡«2700 2400¡«2600 2400¡«2600 2400¡«2600 2400¡«2600 2550¡«2750

bHc (Oe)

 1900¡«2200 2050¡«2350 2050¡«2350 2000¡«2350 2150¡«2400 2150¡«2450 2100¡«2400 2100¡«2400 2150¡«2450 2150¡«2450 2150¡«2450 2100¡«2300

iHc (Oe)

 >2500 >2500 >2500 >2200 >3200 2800¡«3500 2600¡«3000 2600¡«3000 2800¡«3500 3500¡«4200 3500¡«4200 >2300

BHmax (MGOe)

 1.15¡«1.35

1.30¡«1.50

 1.30¡«1.50 1.45¡«1.65 1.35¡«1.55 1.45¡«1.65 1.50¡«1.70 1.45¡«1.65 1.45¡«1.65 1.45¡«1.65 1.45¡«1.65 1.55¡«1.75

Tensile Strength (MPa)

 >2.5 >3.5 >2.5 >3.5 >2.5 >3.5 >3.5 >2.5 >2.5 >2.5 >2.5 >3.5

Elongation (%)

 >20 >30 >20 >30 >20 >30 >30 >20 >20 >20 >20 >30

Hardness

(D)

 30¡«45 30¡«50 30¡«45 30¡«50 30¡«45 30¡«50 30¡«50 30¡«45 30¡«45 30¡«45 30¡«45 30¡«50

Density (g/cm3)

 3.60¡«3.75 3.65¡«3.80 3.60¡«3.75 3.65¡«3.80 3.60¡«3.75 3.65¡«3.80 3.65¡«3.80 3.60¡«3.75 3.60¡«3.75 3.60¡«3.75 3.60¡«3.75 3.65¡«3.80

Weight Reduction by heat (%)

 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0

Working Temp. ¡æ

 -40¡«100¡æ -40¡«85¡æ -40¡«100¡æ -40¡«85¡æ -40¡«100¡æ -40¡«85¡æ -40¡«85¡æ -40¡«100¡æ -40¡«100¡æ -40¡«85¡æ -40¡«100¡æ -40¡«85¡æ
 Application Mini-Motor


CHEMICAL PROPERTIES OF RUBBER MAGNETS
Grade YZT10N YZT11 YZT11N YZT12 YZT12N YZT13 YZT13B YZT13BN YZT13N YZT13H YZT13HN YZT14
Motor Oil (23¡æx72h) *** * *** * *** * * *** * * *** *
Alcohol (23¡æx72h) *** ** *** ** *** ** ** *** ** ** *** **
Weak Alkali (23¡æx72h) *** ** *** ** *** ** ** *** ** ** *** **
Detergent (23¡æx72h) *** ** *** ** *** ** ** *** ** ** *** **
30% Benzene+70%Gasoline  (23¡æx72h) * * * * * * * * * * * *
Organic/Inorganic Acid (23¡æx72h) * * * * * * * * * * * *
Ketones,Aether,Thinner  (23¡æx72h) * * * * * * * * * * * *
Water (60¡æx72h) *** *** *** *** *** *** *** *** *** *** *** ***
Burn-Resistant (UL94) V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0 V-0

Heat-Resistant (100¡æx72h)

 ** ** ** ** ** ** ** ** ** ** ** **

Cold-Resistant (-40¡æx72h)

 *** *** *** *** *** *** *** *** *** *** *** ***
Wet-Resistant(60¡æx90%RHx72h) ** ** ** ** ** ** ** ** ** ** ** **
Heat-Impact-Resistant(-40¡æ¡«85¡æx0.5hx25) *** *** *** ** *** ** ** *** ** ** *** ***

Remark£º*** Excellent ** Good * Fair X Bad


PROPERTIES OF RUBBER MAGNETS
Grade NF04 NF06 NF07 NF09 NF10 NF11
Binder CPE CPE CPE CPE CPE CPE
Br (Gs) 1400¡«1600 1600¡«1900 1900¡«2200 2200¡«2300 2300¡«2400 2400¡«2500
bHc (Oe) 1000¡«1300 1200¡«1400 1300¡«1700 1650¡«2000 1900¡«2100 2000¡«2250
iHc (Oe) 1600¡«2400 1500¡«2400 2000¡«2800 2000¡«2800 2400¡«3200 2400¡«3300
BHmax (MGOe) 0.4¡«0.6 0.6¡«0.8 0.8¡«1.0 1.0¡«1.2 1.2¡«1.35 1.35¡«1.5
Tensile Strength (MPa) 60¡«85 60¡«85 60¡«85 40¡«65 40¡«75 45¡«75
Elongation (%) 450¡«750 350¡«750 300¡«650 100¡«300 200¡«500 70¡«350
 E Hardness (D) 40¡«51 40¡«51 40¡«51 30¡«45 30¡«45 35¡«45
 Density (g/cm3) 3.65¡«3.70 3.65¡«3.70 3.65¡«3.70 3.65¡«3.70 3.70¡«3.80 3.70¡«3.80

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