GM55 材质性能说明

GM55 Mobile Insert Metal

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Rivet ●Process:連續模沖壓--->卯釘(rivet)--->清洗-->皮膜(導電) ●Capacity:40k 1 day/ 1 tooling

●Tooling L/T :15 days ,For T0 ●T2 ,we can lock down if no ECN 3 Confidential and Proprietary Information

Mechanical Properties Typical physical properties:(1) Electrical resistivity (2) Thermal conductivity (3) Modulus of elasticity (4) Melting point (5) Density 27.2 (%IACS) 110(w/mK,@25 deg.C) 70 (KN) 575 (deg.C) 2.64 (g/cm3)

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GM55 Replace the SUS:

<1>SHARP

SH907(D) JA-03(S) EB-4045 SUS304 800MPa 625MPa

MP

<2>Panasonic

GM55-H38 410MPa 310 M Pa <3>NEC CYCLONE

高強度的GM55-H38用來代替、取代SUS t0.3mm是最合適的。

手機外框 液晶部品等已有很多運用實例。 鋁材是無磁性 對GPS是毫無任何影響。Good for changing from SUS304-0.3t mm , for cost-down, light-weight. Very high strength 5 Aluminum GM55-H38. Aluminum never magnetized, no-effect for GPS. 5

◆化学成分 Chemical Composition

5.Sumitomo Light Metal / Alloys for IT Shell

7 7

◆金属工業の電子產品用途 鋁合金 Aluminum Alloy for IT field

8 8

◆金属素材 (比強度)Material 素材 Gravity 比重

PS.:單位比重的強度比較Strength/Gravity比強度 (強度/比重)

Strength 強度 (N/㎜2)

アルミニウム Aluminum (1050-H24)

2.7

125

46

アルミニウムAluminum (5052-H34)

2.7

240

89

アルミニウムAluminum (GM55-H38)

2.7

400

148

マグネシウムMagnesium (AZ91 Die-cast)

1.80

230

127

銅 Cupper 鋼 Steel ステンレス Stainless Steel SUS304½H

8.90 7.85 7.90

343 412 834

39 52 106

チタン Titanium

4.5

392

9 9 87

◆Comparisons1. Weight (g)MaterialDimension (mm) 137 *73*0.4t 137 *73*0.4t

Gravity

Weight (Kg) 0.010 0.031

Weight(g)

GM55 SUS 304

2.64 7.85

10g 31g

2. Material cost ($ )Material SUS-3D GM55-H38 $USD $6.89 $8.5 PCS/ Cost ($ ) $0.214 $0.085*no Ni Plate

差異：0.129

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3. Process cost ( as .Page 2 )MaterialSUS-3D GM55-H38

卯釘$0.0

CNC$0.2

雷焊$0.3

$0.03

$0.15

$0.0 3.0 mm* 1 pcs

●CNC :0.4 t to 0.2 t ,Cycle time :60 sec ●卯釘 : GM55 easy to do than SUS0.2mm

3.02.1mm

UPDATE

2.61.9mm11

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4. SPEC

( as .Page 2 )

Material SUS-3D GM55-H38

平面度(0.2/0.3 mm)

扭力(3KG)

拉力(10KG)

0.25

3 kg

15 kg

0.25

2 kg

13 kg

●Flatness : Under <=0.3 mm (P1,P2,P3,P4,P5,P6)

After insert mold●卯釘 : 扭力& 拉力 SUS >GM 55

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5. Reliability Test

●Salt Test : 48 HR pass

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●Thermal Shock Test:

12 Days Pass

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6. Conductivity Issue● Measure method:最大施力Contact force至50±10g,阻抗值必須要1Ω以下 (A,B,C,D)

D C

A

B

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◆Conclusion1. Drop Test :heigh is 110 meter . Pass 2.Bending Test : 28 kg .Pass

3.Conductivity : <1 Ω . Pass4.Flatness : 0.25 mm ,after insert mold .Pass

5.Salt Test :48 hour .Pass6.Reduced the extra 2nd process.(used the Rivet to replace the laser spot)

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