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{"title":"Anti Corrosion Metal Plastic Screw Lids 42mm for Industrial Packaging","imgUrl":"https:\/\/img.chinax.com\/nimg\/e6\/72\/ba2a3b44fa12d3602b592e0c40c0-200x200-1\/anti_corrosion_metal_plastic_screw_lids_42mm_for_industrial_packaging.jpg","attrs":{"Brand Name":"HongYuan","Place of Origin":"GuangDong","Minimum Order Quantity":"10000","Price":"$0.10-0.05\/pieces"}}
{"title":"1in Port Round PP Plastic Cap For Aerosol Spray Can Bowl Beverage Anti Dust","imgUrl":"https:\/\/img.chinax.com\/nimg\/2c\/f0\/2349a0ddd4986a44dec4e1801a2d-200x200-1\/1in_port_round_pp_plastic_cap_for_aerosol_spray_can_bowl_beverage_anti_dust_perfume.jpg","attrs":{"Place of Origin":"GuangDong","Brand Name":"HongYuan","Certification":"ISO9001:2015","Model Number":"Straight \/ Neck-in"}}
{"title":"Smooth Operation Crimp Closure Plastic Cap for 1in Port Size Aerosol Tin Can","imgUrl":"https:\/\/img.chinax.com\/nimg\/9f\/a6\/e136a3b30990b824e40d3e6682f8-200x200-1\/smooth_operation_crimp_closure_plastic_cap_for_1in_port_size_aerosol_tin_can.jpg","attrs":{"Usage":"Cans","Capacity":"100ml","Port Size":"1in","Custom Order":"Accept"}}
{"title":"Screw Aerosol Plastic Caps for Fuel Additive Can 45mm 52mm 57mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/24\/36\/4abbcd284f98b8e3e156051562fe-200x200-1\/screw_aerosol_plastic_caps_for_fuel_additive_can_45mm_52mm_57mm.jpg","attrs":{"Place of Origin":"GuangDong","Brand Name":"HongYuan","Certification":"ISO9001:2015","Model Number":"Straight \/ Neck-in"}}
{"title":"Customized Fine Mist Spray Pump Caps for Aerosol Cans PP Aerosol Can Actuators","imgUrl":"https:\/\/img.chinax.com\/nimg\/e3\/71\/0e597ac594dd34346b347ffeaf11-200x200-1\/customized_fine_mist_spray_pump_caps_for_aerosol_cans_pp_aerosol_can_actuators.jpg","attrs":{"Trademark":"hongyuan","Origin":"Guangdong","Package Size":"10.00cm * 10.00cm * 10.00cm","Package Gross Weight":"10.000kg"}}
{"title":"Stretch Aerosol Plastic Cap 32mm 42mm for Chemical Tin Can","imgUrl":"https:\/\/img.chinax.com\/nimg\/c1\/3f\/0a7fe36c0ea90129dc62482d4ecb-200x200-1\/stretch_aerosol_plastic_cap_32mm_42mm_for_chemical_tin_can.jpg","attrs":{"Place of Origin":"GuangDong","Brand Name":"HongYuan","Certification":"ISO9001:2015","Model Number":"Straight \/ Neck-in"}}
{"title":"Foam Cleaning Aerosol Plastic Cap with Brush Secure Seal","imgUrl":"https:\/\/img.chinax.com\/nimg\/2f\/f7\/209a4bfca653706011a5cbd070f8-200x200-1\/foam_cleaning_aerosol_plastic_cap_with_brush_secure_seal.jpg","attrs":{"Place of Origin":"GuangDong","Brand Name":"HongYuan","Certification":"ISO9001:2015","Model Number":"Straight \/ Neck-in"}}
These 42mm anti-corrosion metal-plastic screw lids are professional sealing components engineered for industrial packaging, tailored to pair with metal/plastic drums, cans, and bottles for chemicals, lubricants, solvents, and automotive fluids. Combining the durability of metal with the chemical resistance of plastic, they deliver reliable leak-proof and corrosion-proof performance, ideal for industrial manufacturers, chemical distributors, and packaging solution providers. They meet global industrial safety standards, ensuring safe storage and transportation of aggressive industrial contents while reducing operational risks and packaging costs.
Key Features
Hybrid Metal-Plastic Construction for Dual Protection
The lid integrates a tin-plated steel or aluminum outer ring (for structural strength and tamper resistance) with a food/industrial-grade PP or HDPE inner lining (for chemical and corrosion resistance). The plastic lining prevents direct contact between aggressive substances and metal, avoiding rust, oxidation, and chemical reactions. The metal outer shell ensures impact resistance and long-term dimensional stability during stacking and shipping.
42mm Standard Thread for Universal Compatibility
Compliant with global 42mm standard screw - thread specifications, it fits most 1L - 20L industrial metal/plastic containers (common in oil, lubricant, and chemical sectors). The precise thread pitch enables easy manual or machine - assisted screwing, ensuring a tight seal without jamming or cross - threading.
Multi - layer Anti - corrosion & Leak - proof Sealing
Inner PE foam or EPDM gasket creates an airtight barrier against liquid/gas leakage, withstanding pressure changes during transit.
The reinforced thread interface and sealed lining prevent permeation of corrosive chemicals, safeguarding both contents and the container.
The corrosion - resistant coating on the metal surface further enhances protection against moisture and harsh industrial environments.
Tamper - evident & User - friendly Design
Equipped with a metal tamper - evident ring that breaks upon first opening, providing clear proof of product integrity. The ergonomic ribbed edge allows for easy grip and opening even with gloves, while the one - piece integrated design simplifies assembly and reduces production line downtime.
Customizable & Industry - compliant
Supports custom branding (logo printing, color matching) and lining material options (for specific chemical compatibility). It meets ISO9001, UN packaging standards, and REACH regulations, facilitating cross - border export and industrial compliance audits.
Core Advantages
Dual - Material Durability: Metal strength + plastic corrosion resistance for long - term reuse and cost - efficiency.
Universal Fit: 42mm standard thread works with most industrial containers, reducing inventory complexity.
Secure Sealing: Multi - layer gasketing ensures zero leakage of aggressive industrial fluids.
Compliant & Traceable: Tamper - evident feature and global certifications for industrial safety and accountability.
