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LUPHI utilizes extensive type of materials like Autotype PET, GE HP Lexan PC, Reflex PET, PMMA, PC, Glass etc. for graphic overlays progress, which suits for various type of environment. We professionally design and manufacture high quality graphic overlays to serve industrial controls, medical equipments and instruments, energy metering, Airplane and other markets.
Material: Autotype PET, GE HP Lexan PC, Reflex PET, PMMA, PC, Glass etc;
Printing: silk screen printing, digital printing;
Embossing Buttons: full button embossed, button rim embossed, logo embossed, that selected area embossed, LED windows embossed, can emboss any shape as per customer’s request; Graphic overlay 2.jpg
Window: leave some areas not be printed as the window, window can be clear, can be tint, can be translucent etc;
Cutouts: make somewhere be cutout which can be suitable to the bottom assembled components extended out;

Membrane Switch/Membrane Keypad Capabilities:
1 Max. Size: 1100mm x 2000mm
2 Overlay Material: PET: Autotype (Autotex F150，F200，F280, V150，V200，V280,
Autoflex EBG130, EBG180, EBG250,EBA130, EBA180, EBA250)
Autotex : XEV150, XEF200;
Autostat CT3、CT4、CT5、CT7
Reflex etc.
PC: GE LEXAN--8010 8B35 8B35F HP92S HP40 FR700 FR60
Bayer PC—Makrofol, /Bayfol, Marnot/ProTek
3 Spacer: 3M Adhesive, Luxking;
4 Back Adhesive: 3M(Mainly), Luxking(Little)
5 Silver Paste: CHANGSUNG: CSP-3163, CSP-3352，CSP-5150;
ACHESON: ED 725A(6S-61)，ED 427SS，ED 479SS，ED 976SS HV；
FUJIKURA and OTTI
6 Oil Ink: SEIKO, JUJO, DUBUIT, PROELL, NORCOTE UV
7 Carbon Paste: FUJIKURA, ACHESON ED 581SS, OTTI
8 Typical 6 Layers Metaldome Type Membrane Switch Structure: Overlay + Spacer + Dome Retainer + Spacer + Circuit Layer + Back adhesive;
9 Typical 4 Layers Polydome Type Membrane Switch Structure: Overlay + Spacer + Circuit + Back adhesive;
10 Contact Resistance: 0.5-10Ω
11 Insulation Resistance: ≥10MΩ (100VDC)
12 Base Material Voltage Durable: 2000V DC
13 Bounce Time: ≤5ms
14 Working Current: ≤100mA
15 Working Voltage: ≤50VDC
16 Life: ≥1,000,000 times
17 Key Travel Flat type: 0.05mm-0.5mm, Tactile Type: 0.1-1.5mm
18 Working Temperature: -40℃-+80℃
19 Actuation Force: 20-550g
20 Storage Condition Temperature: －40℃～＋85℃ ,Humidity: ≤98% RH
21 PET Circuit Tail Flexible Feature: 180°to any angle

LUPHITOUCH is a professional membrane keypads, graphic overlays, rubber keypads, LCDs/Touchscreens and integrated assemblies supplier in China with factory size over 3500 square meters. LUPHI is also ISO9001:2008 and ISO13485:2012 certified. With over 8 years OEM experiences served for the following markets:

• Medical and Healthcare Devices
• Telecommunication & Networking Devices
• Machinery
• Instruments & Meters
• Industrial Control
• Aviation & Marine Control
• Automobile & Rail Transit
• Household Appliances