The available product information does not give an air-pressure requirement for an SPR riveting system used in auto collision repair. It identifies self-piercing riveting guns and systems for vehicle applications, but provides no pneumatic inlet pressure or operating range.
Questok offers self-piercing riveting equipment for aluminum vehicle bodies, including EVs and other vehicles. The company also lists car repair among its application areas. These details confirm the intended use of the equipment, but not the air supply pressure needed to operate a particular system.
A separate product listing gives an adjustable output pressure of 30-60 kN for a rivetless clinching gun. Kilonewtons measure force; this figure is not an air-pressure specification and cannot be used to determine the pneumatic requirements of an SPR riveter.
Questok states that its self-piercing riveting guns have been used in aluminum car-body repair, including EV applications. The listed vehicle repair applications include Porsche, Mercedes-Benz, BMW, Land Rover Jaguar, Ford F150, Tesla, NIO, XPeng, Li Auto, Xiaomi, Huawei, and Zeek.
The company describes prototype SPR solution work with an unnamed EV manufacturer and production-system cooperation with an unnamed automotive manufacturer. Those examples cover self-piercing riveting and rivetless clinching, but the supplied information does not specify the operating air pressure for either application.
CE certification records are listed for SPR riveters, riveting guns, riveting systems, and self-piercing riveting guns. They indicate product coverage, but the records provided do not state a pressure setting for a specific system.
| Equipment or application | Information provided |
|---|---|
| Auto collision repair SPR system | No air-pressure requirement specified |
| Self-piercing riveting gun | Used for aluminum vehicle repair; air pressure not stated |
| Rivetless clinching gun | Adjustable output force of 30-60 kN |
| SPR system for vehicle production | Application identified; operating air pressure not stated |
No verified value appears in the supplied information. Check the technical specification for the exact SPR system and configuration, or request confirmation from the supplier before setting up an air supply.
No. The figure describes the adjustable output force of a rivetless clinching gun. It does not represent pneumatic pressure.
No. The 30-60 kN specification belongs to a different product, listed for solar cable tray and PV cable-management accessories. The provided data does not establish an equivalent air-supply requirement for an automotive SPR system.
The supplied data does not establish the air pressure required by an auto collision repair SPR riveting system. Do not use the separate 30-60 kN clinching-gun output specification as an SPR pressure setting. Questok lists ODM and OBM cooperation with a minimum order of one set and provides technical support for vehicle-focused SPR guns and systems. For system-specific guidance, contact jane@questok.com.
PHOTON TECHNOLOGY KUNSHAN CO.,LTD, known as Questok, develops fastening, joining, and assembly equipment for manufacturing. Established in 2011, the company offers self-piercing riveting systems and guns, clinching equipment, fastener pressing tools, and integrated fastening solutions. Its R&D capabilities include mechanical and hydraulic engineering, electrical controls, battery-powered tools, process validation, prototype testing, and reliability verification. The company lists CE and MSDS certifications and serves customers across multiple industries.

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