Silicone Tapered Hole Plugs for Powder Coating Oven Masking High Temperature Heat Resistant

These silicone tapered hole plugs for powder coating oven masking are engineered and molded in-house by Dongguan Yunze Silicone Products Co., Ltd. Manufactured from 100% platinum-cured silicone rubber with a 50°A Shore A hardness and temperature range of -40°C to +250°C (-40°F to +482°F), these plugs are designed for demanding industrial applications involving heat, chemical exposure, and repeated assembly cycles. Every batch is produced under ISO 9001:2015 quality standards with 100% material inspection and secondary curing to eliminate odor and volatile residue.

• Working temperature -40°C to +250°C / -40°F to +482°F - ideal for ovens, curing lines, engine bays, and sterilization equipment
• 50°A Shore A compound for reliable, repeatable sealing and easy installation
• Platinum cure: non-toxic, odorless, non-yellowing, low compression set
• Custom color (Pantone matching), hardness 20-80 Shore A, and logo debossing available
• In-house mold tooling development - 3D printing to CNC/EDM steel mold in 3-5 days

• Powder coating, E-coating, anodizing and electroplating masking lines
• Automotive body, chassis and wheel painting and shot blasting
• Hydraulic and pneumatic port, thread and bore protection during transit
• Electronics, PCB and sheet metal processing masking
• Autoclave, composite and rubber curing

• 5,000+ m² manufacturing base in Xiegang Town, Dongguan with 26+ years of silicone and rubber expertise
• In-house CNC & EDM mold workshop, LSR injection and hydraulic vacuum compression presses
• Compliance: ISO 9001:2015, FDA 21 CFR 177.2600, LFGB, RoHS, REACH - test reports supplied with each shipment
• Flexible MOQ: 500 Pcs for YZ-PLUG-005; lower trial quantities for stock items
• Fast lead time: 3-5 Days for Samples, 7-12 Days for Mass Production
• Export experience: US$50M+ annual export sales across North America, Europe, Middle East and Southeast Asia

• PE bag + export carton; custom logo bag, color box, blister or display tray available
• FOB Shenzhen / Guangzhou / Ningbo; door-to-door DDP, air and sea freight supported
• Trade Assurance: 100% product quality and on-time shipment protection