Corncob abrasive

Corncob abrasive

$50.00

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Corncob abrasive is made of corn cob threshing process and then strictly selected, with uniform structure, appropriate hardness, good toughness, strong water absorption, good wear resistance and other advantages, easy to break in the use process. Mirror polishing abrasive for glasses, buttons, electronic components, automotive parts magnetic materials.

Description

Product Name	Corncob Abrasive / Corn Cob Grit
Raw Material	Crushed and screened woody core of the corncob
Primary Function	Polishing, drying, light deburring, surface cleaning, and stripping
Key Properties	Natural, biodegradable, renewable, and environmentally friendly; soft abrasive, good toughness, and strong water absorption
Hardness	Mohs 2.5 - 3.0 (some variations up to 4.5)
Density / pH	Density ~1.15 - 1.2 g/cc; pH typically 5-7
Compatible Equipment	Tumbling, vibratory finishing, and blasting machines
Available Mesh Sizes (Grit)	6#, 8#, 10#, 12#, 16#, 20#, 24#, 30#, 36#, 46#, 60#, 80#, 100#, 120#, 150# (and mesh sizes like 10/16, 20/40)
Applicable Materials	Soft and non-ferrous metals (Brass, Aluminum, Copper), 304 Stainless Steel, Plastics, Wood, Fiberglass
Applications	Polishing metal parts, drying wet parts, stripping paint/rust, cleaning delicate surfaces (e.g., jewelry, electronic components)
Benefits	Reusable, reduces finishing costs, safe for delicate parts, absorbs oils and liquids during processing

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Shipping & Delivery

SHIPPING AND TRANSPORTATION POLICY

As a professional machinery and equipment manufacturer and exporter, thank you for choosing Guangu's products. We ensure that your equipment is transported to your factory efficiently and safely.

Processing timeliness: After receiving your full payment, we will complete the professional packaging and shipment preparation of the equipment within 5 working days.
Professional export packaging: All equipment is packed in heavy-duty export-specific wooden boxes, which meet international transportation standards and provide moisture-proof, shock-proof and collision-proof to ensure that the goods are not damaged during long-distance transportation.
Port of departure: Shipments are shipped from Shanghai Port by default, but other major Chinese ports (such as Ningbo Port, Qingdao Port, Shenzhen Port, etc.) can be arranged according to your requirements.
Logistics and tracking: After the goods are shipped, we will provide a full set of transport documents (bill of lading, packing list, commercial invoice) and logistics tracking information to ensure smooth customs clearance and visual transportation management.
Customized service: If you have special needs (such as EXW/FOB terms, designated freight forwarders, or additional export certification), our team will assist in coordinating the best solution.