A bolt is a mechanical fastener with a threaded shaft.
Bolt is another way to say Screw, it can be largely used in light or heavy vehicles. It can be used in Engine parts like cylinder bolt, strut bolt, or steering or suspension system like Control Arm bolt, ball jiont, Axle, CV Joint, wheel hub bolt
cylinder bolt, wheel bolt, screw for ball jiont, control arm, CV Wenzhou Huaming Automotive Components Co.,ltd. , https://www.dqz-duchiez.com
    FA421/FA422 high-speed suspend flyer frame is of advanced construction, stable drive, main motor speed adjustment frequency converter, PLC controller, speed adjustment with curved cone drum and fine tension adjustment with eccentric gear and touch displayer and controller.
    The machine is reasonable construction and high quality for finished yarn, and high accuracy.
    It is easy to maintain and they can process combed and carded cotton sliver, man-made staple synthetic fiber and blending.
    The drawn sliver can be processed into different counts and twists roving for spinning.
    2. Main features:
    01. With touch screen displayer for data setting whole machine monitoring , fault warning, and operetion help.
    02. When bobbins become full, the semi-auto doffing device offers three actions automatically, i.e., stopping the machine, resetting. The cone drum belt and lowering the rail.
    03. For cleaning system, the top and bottom rollers are cleaned by active rotary fluff belt of top and bottom cleaning device. The itinerancy peneumatic suction motion can take away the flying on the roller, machine surface and keel casing and make th whole equipment and environment clean.
    1. Application:
    FA421/FA422 high-speed suspend flyer frame is of advanced construction, stable drive, main motor speed adjustment frequency converter, PLC controller, speed adjustment with curved cone drum and fine tension adjustment with eccentric gear and touch displayer and controller.
    The machine is reasonable construction and high quality for finished yarn, and high accuracy.
    It is easy to maintain and they can process combed and carded cotton sliver, man-made staple synthetic fiber and blending.
    The drawn sliver can be processed into different counts and twists roving for spinning.
    2. Main features:
    01. With touch screen displayer for data setting whole machine monitoring , fault warning, and operetion help.
    02. When bobbins become full, the semi-auto doffing device offers three actions automatically, i.e., stopping the machine, resetting. The cone drum belt and lowering the rail.
    03. For cleaning system, the top and bottom rollers are cleaned by active rotary fluff belt of top and bottom cleaning device. The itinerancy peneumatic suction motion can take away the flying on the roller, machine surface and keel casing and make th whole equipment and environment clean.
High Speed Roving Frame (Model FA421)
Model NO.: Model FA421
Warranty: 12 Months
Customized: Customized
Model: Fa421
Trademark: qingdao, china
Transport Package: Seaworthy Exportable Standard Wooden Case
Specification: CE, SGS, ISO9001: 2000
Origin: Qingdao, China
HS Code: 84451321
Model NO.: Model FA421
Warranty: 12 Months
Customized: Customized
Model: Fa421
Trademark: qingdao, china
Transport Package: Seaworthy Exportable Standard Wooden Case
Specification: CE, SGS, ISO9001: 2000
Origin: Qingdao, China
HS Code: 84451321
    1. Application: