Four-Legged Metal Shrapnel Reset Switch Stainless Steel for Membrane Switch, with Hole

Procuct Desciption

Model	description	material	diameter (mm)	Operating force(g)	Click ratio(%)	height(mm)	stroke(	Life cycle
HJ-8422FRN	¢8.4,220g,Ni Plating,Hole Type	Ni-SUS301,t0.08mm	8.4±0.1	220±30	50~75	0.49±0.05	0.41±0.05	1,500,000

metal dome
Product application scope: widely used in mobile phones, cameras, computers, remote controllers, printers, game devices, intelligent wear products, financial terminal products, medical equipment, mechanical equipment, sports equipment, household appliances, automotive electronics and other product areas.

Product
Circular metal shrapnel, 
Waist round metal shrapnel/elliptical shrapnel (also known as Waist round pot shrapnel),
Cruciform metal shrapnel,
Four-legged (cruciform) metal shrapnel with a central hole,
Customized metal shrapnel








Quality control
1:Fragment Strength Test
Testing standard:Chatillon model LTC
Load tester: displacement accuracy: 0.01 mm, and movable 1 mm, 0.1 mm, 0.01 mm
Force accuracy: 0.1gf (1kg capacity)
Testing head: 3.0 mm (0.12") flat head Ukrainian steel, x 2.5 times strength.
Height tester e: 0.001-600 mm, minimum unit 0.001 mm


2:Testing
The center of the metal shrapnel is located in the center of the test head of the load tester. The shrapnel must be aligned vertically with the test head, placed on a hard plane, and left a vent to ensure the accuracy of the test results. The excess air at the bottom of the shrapnel affects the strength and results in erroneous results.

3:Life test of shrapnel
The center of the metal shrapnel is located in the center of the test head of the load tester. The shrapnel must be aligned vertically with the test head, placed on a hard plane, and left a vent to ensure the accuracy of the test results. The life test of progress shrapnel at room temperature.
The test speed range is: 1-10 times per second; counter: 6 bits (1 million times), counting once per time;

Appliance:


Packing & Delivery

Packing

Payment & Shipping Term
Minimum Order Quantity:10pieces
Packaging Details:PE bag, Carton, Wooden crate
Delivery Time:5-20 days
Payment Terms:T/T Wset Union
10000 pieces per Month
 

Delivery

the sample time was 3-5days
small order :5-7days
big order:10-20days

 
 Our Company:







 

Contact: Miss. Lumi Huang Tel: 0086-755-86055888  Fax: 0086-755-82317372 Mobilephone 0086-13647118171 Add: 1302,B-i PAK building,Dengliang Rd#26,Nanshan District, Shenzhen Company:Xinrixin Metal Material (Shenzhen) Co.,Ltd