Flexible Keyboard, PCB Based Keyboard, Industrial Keyboards, Membrane Keyboard, Poly Carbonate Front Stickers, Mumbai, India
  

About Us

Nirmal Graphics Keyboard manufacturing company located in Mumbai (vasai) has wide range of experience in making membrane keyboards. ie. PCB type keyboard, flexible type keyboard, and also manufacturing doming label aluminum dial and self adhesive tape. Also manufacturing Poly carbonate front stickers as per the customer requirements.

----------------------------------------------------------------------------------------------------------------------------

Products

  • FLEXIBLE KEYBOARD

Flexible keyboard are usually manufactured according to the customer’s
specifications for prototypes and quantity keyboards.

Flexible keyboards are of two types i.e. Flexible keypad & Flexible tactile keypad

The above keyboards can also be assembled on Base plates of Aluminium,
M.S. Epoxy etc. and supplied as a complete Front Panel.

Specifications & Environmentalmembrane keyboards
Humidity No effect at 90 % R.H.
Operating Temperature - 25 to 75 + degrees Celsius
Storage Temperature - 30 to 85 + degrees Celsius

Electrical
Capacitance < 15pf.
Contact Bounce < 10ms.
Contact Rating 5 V DC 15 Ma Max.
Switch configuration Momentary SPST, normally open
Contact Resistance Circuit dependent. Generally less than 100 Ohms.
Switch Logic Special / Matrix / Common Bus

Mechanical
Key movement 0.18mm. to 0. 42mm
Dome opration up to 10million operations.
Actuation Force 150 gms. to 350 gms.

Mounting & Termination Methods.
It is necessary to select the correct mounting and termination for the membrane keyboard to ensure
is long life and reliable operation.Membrane Flexible Keyboards

  Flexible keyboards are terminated through Clincher Connectors or by a Male
  Solder able Contacts.
  Various mounting methods viz., Adhesive back, keyboard mounted on backing plate,   sliding type arrangements for keyboards with rigid base keyboards mounted by screws   visible / invisible from front side etc. are followed. Even special mounting arrangement   to suit a specific need can also be devised.

PCB BASED KEYBOARD

PCB keyboard are normally terminated through single row/double row berg strips, IC sockets, FRC connectors, solder able pads. Etc.

Contacts and control components can be mounted with press machine

The cost-effectiveness of your overall system is increase by space saved.

Advantages PCB Based Keyboard

• Display fields LED, window clearly
• Weight reductions and space savings through
• Separated of screw connections by means of single layer
• Save your electricity and electronic and electric equipments
• PCB with the double function as a substrate for the keypads and the connected
  electronics hermetic sealing of pcb and foil

----------------------------------------------------------------------------------------------------------------------------

  Contact Us

  Address :
  Unit No. 16, Neminath Industrial Estate No. 3, Navghar, Vasai (East), Dist - Thane - 401210, Maharashtra, INDIA.
  * Tel. : (0250) 2393688 / 6454204  * Fax : (0250) 2393688
  * Email :  
* Website : www.nirmalkeyboard.com | www.membranekeyboardind.com
 

About Us | Products | Contact Us | Feedback