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{"title":"3240 Epoxy Resin Board: Electrical Insulator, Mechanical Part & Bakelite","imgUrl":"https:\/\/img.chinax.com\/nimg\/02\/54\/f1a059273e15e8fd507c9fce54d9-200x200-1\/3240_epoxy_resin_board_3a_electrical_insulator_2c_mechanical_part_26_bakelite_alternative_battery_raw_material.jpg","attrs":{"Brand Name":"XWELL","Model Number":"Epoxy Fiberglass Plate","Certification":"CE","Place of Origin":"China"}}
{"title":"3240 Epoxy Board with 0.3mm - 40mm Thickness 160\u2103 Glass Transition and 300Mpa","imgUrl":"https:\/\/img.chinax.com\/nimg\/ec\/de\/7328eab306c234993c9fb12f059d-200x200-1\/3240_epoxy_board_with_0_3mm_40mm_thickness_160_e2_84_83_glass_transition_and_300mpa_tensile_strength.jpg","attrs":{"Brand Name":"XWELL","Model Number":"Epoxy Fiberglass Plate","Certification":"CE","Place of Origin":"China"}}
{"title":"battery raw material 1.5V AAA Li-ion Rechargeable Battery Case 600mWh | Type-C","imgUrl":"https:\/\/img.chinax.com\/nimg\/3d\/2b\/5156a6ec4f21df126b9866fec318-200x200-1\/battery_raw_material_1_5v_aaa_li_ion_rechargeable_battery_case_600mwh_7c_type_c_charging_port.jpg","attrs":{"Brand Name":"XWELL","Model Number":"Stainless Steel Battery Case","Certification":"CE","Place of Origin":"China"}}
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{"title":"Zero-Weld Metal Box for Battery Pack - High-Quality Battery Raw Material","imgUrl":"https:\/\/img.chinax.com\/nimg\/38\/89\/6dcb8334686b297207fbdd3747fa-200x200-1\/zero_weld_metal_box_for_battery_pack_high_quality_battery_raw_material.jpg","attrs":{"Brand Name":"XWELL","Model Number":"Battery Pack Case","Certification":"CE","Place of Origin":"China"}}
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21700 Cylindrical Battery Housing Set - Pre-Nickel-Plated Steel Shell + Safety Explosion-Proof Cap + Insulation Pads
Boost Battery Safety & Assembly Efficiency with Our 21700 Pre-Nickel-Plated Steel Housing Set — The ultimate all-in-one solution for 21700 lithium-ion battery packaging, trusted by manufacturers worldwide for energy storage, power tools, and electric mobility.
Product Specifications
Model: 21700 Cylindrical Battery Case Set
Material: High-quality steel (shell) + premium insulating material (sheets)
Pre-Nickel-Plated Steel Durability: Corrosion-resistant pre-nickel-plated steel shell ensures long-term structural stability, even in high-humidity or harsh operating environments—ideal for industrial and consumer battery applications.
Safety-First Explosion-Proof Cap: Built-in pressure relief mechanism prevents overheating and explosion risks, complying with UN38.3 and IEC 62133 safety standards for lithium-ion batteries.
Seamless Assembly Compatibility: Standardized 21700 dimensions (21mm * 70mm) perfectly fit automated assembly lines, reducing labor costs and assembly errors for mass production.
Whether you’re scaling up production or launching a new product, our 18650 battery case set provides the reliability and convenience you need. Contact our sales team today to get a competitive quote, discuss customization, or learn more about how we can support your project!
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2016
Total Annual:
3000000-5000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
GUANGDONG XWELL TECHNOLOGY CO., LTD. is a high-tech enterprise specializing in intelligent equipment design, production and sales, providing mechanical engineering technology design and consulting services, electronic engineering design and consulting services. XWELL's core team was established ... GUANGDONG XWELL TECHNOLOGY CO., LTD. is a high-tech enterprise specializing in intelligent equipment design, production and sales, providing mechanical engineering technology design and consulting services, electronic engineering design and consulting services. XWELL's core team was established ...