Dot Holddowns For Pcb

With the assistance of skilled and dedicated professionals we are eminent Exporter Manufacturer & Supplier of DOT Holddowns for PCB in Shenzhen Guangdong China.
Features
1. Position PCB substrate to avoid from floating and lifting under soldering.
2. High temperature resistant.
3. Easily handle

Application
1)Designed specifically for use in wave solder operations
2)Mostly made from molded plastic part spring screws and sleeve.
3)Working temperature: 200degree max 280degree (10~20s).
4)The action is to press PCB board to protect it from floating and lifting under wave solder process so as to create excellent solder tin.

Function
Used to be positioned PCB substrate in wave solder pallets fixtures and stencils to protect PCB substrate from floating and lifting.

Material:
High temperature polymer
TEMPERATURE RATING:
(>200A C)
HARDWARE:
Fixing pre-assembled with
Sleeve Carbon Steel Spring & screw.
Countersunk screw supplied for attaching fixing to carrier.

Classification:
Common used length screws is 25mm 31mm 35mm 38mm 42mm 44mm(Notes: This screw length is not included screw head length and the screw head length is about 2mm). Our common used length screws
( 25mm 31mm 35mm 38mm 42mm 44mm) is correspond to around total length of 33mm 39mm 43mm 46mm 52mm(including the black head and the head of screws)