KCF Guide Pins & Sleeves for Resistance Welding - M4 to M12 Bolt Sizes with 8-10μm Insulation Layer
Price:
FobShanghai usd 3.5-5/pc
MOQ:
1pcs
Delivery Time:
25-30 days subject to the clients' requirement and quantity
Brand:
BLM-kcf-2
Product Description
KCF Guide Pins & Sleeves for Resistance Welding
KCF guide pins and sleeves are specialized metal components designed for resistance welding applications, particularly in automotive nut and bolt welding operations. These components feature a unique insulating surface layer that provides superior performance compared to traditional ceramic alternatives.
Material Composition & Properties
KCF is a specialized metal alloy containing iron, chromium, and other elements, processed through heat treatment at 1000-1500°C to develop an 8-10μm thick insulating surface layer. This material offers excellent thermal and mechanical properties for demanding welding environments.
Advantages Over Ceramic Alternatives
KCF Guide Pins vs. Ceramic:
KCF: Special heat-treated alloy with hard insulating skin • Grey/Black finish • Cost-effective with reasonable lifespan • Custom shapes available • Quick production turnaround
Ceramic: Traditionally silicon nitride • Fully insulated • Multiple colors available • Higher initial cost • Susceptible to damage and breakage
Key Performance Benefits
- High temperature strength for welding applications
- Superior thermal shock resistance
- Excellent wear resistance and durability
- Good fracture toughness for extended service life
- Mechanical fatigue and creep resistance
- Non-wetting properties with good oxidation resistance
- Convenient rod shape processing with shorter lead times
Technical Specifications
Available Materials: KCF, AL2O3, ZrO2, Si3N4, Ceramic, Stainless Steel
Primary Applications: Projection welding, nut welding, stud welding in automotive and industrial settings
Standard Sleeve Dimensions
| Code No. | Bolt Size | φA (mm) | φB (mm) | L Length Options (mm) |
|---|---|---|---|---|
| CPB-P4-L | M4 | 6 | 4.2 | 9, 15, 20, 25, 30, 35, 40, 45 |
| CPB-P5-L | M5 | 7 | 5.2 | Standard lengths available |
| CPB-P6-L | M6 | 8 | 6.2 | Standard lengths available |
| CPB-P8-L | M8 | 10 | 8.2 | Standard lengths available |
| CPB-P10-L | M10 | 12 | 10.2 | Standard lengths available |
| CPB-P12-L | M12 | 14 | 12.2 | Standard lengths available |
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Company
BLOOM(suzhou) Materials Co.,Ltd
Location
B615, Future Fortune Building, No. 1 Wangxi Road, Zhangjiagang City, Jiangsu Province
Contact Person
Kara Liu