Overview
Ta1 Tantalum Cube is a solid tantalum block supplied in cube form. It is usually ordered as a small sample, machining blank, evaporation material, or compact tantalum part for further processing.
This product is used in laboratory research, vacuum furnace parts, melting or evaporation-related work, chemical-resistant components, and custom machining projects. Cube form is easy to weigh, store, pack, and process into small non-standard parts.
For quotation, please confirm side length, quantity, surface finish, edge requirement, and final use. If the cube needs holes, grooves, threads, or tight tolerance, a drawing will help us check the supply route faster.
Quick Details
| Item | Details |
| Material | Tantalum |
| Grade | Ta1 |
| Form | Cube / Block / Small solid piece |
| Size | Custom side length can be discussed |
| Surface | As-cut, ground, sanded or polished |
| Custom Support | Cutting, grinding, polishing, chamfering, drawing-based machining |
| Typical Use | Lab sample, vacuum furnace part, evaporation material, machining stock |
| Inquiry Tip | Send size, quantity, surface and application for faster quotation |
Product Description

Ta1 Tantalum Cube is supplied as a compact solid tantalum piece. Buyers usually choose this form when they need small tantalum samples, trial pieces, high-density blocks, or material blanks for later machining.
Compared with sheet or rod material, cube form is easier to handle in small-size applications. It can be used directly as a sample or further processed into small custom parts according to drawing requirements.
We can check custom side length, surface finishing, edge treatment, and additional machining according to your order. For simple cube orders, size and quantity are usually the first details. For special parts, drawing is more useful than a long description.
Quotation for this product mainly depends on grade, cube size, quantity, surface condition, and final use. A small change in side length or finish may affect weight, material cost, and processing route.
Specifications
| Specification | Description |
| Product Name | Ta1 Tantalum Cube |
| Material Type | Commercially pure tantalum |
| Grade | Ta1 |
| Purity | To be confirmed according to buyer requirement |
| Density | About 16.69 g/cm³ |
| Product Form | Cube, block, small solid tantalum piece |
| Available Size | Custom side length can be checked according to order |
| Surface Condition | As-cut, ground, sanded, polished, or customized |
| Edge Condition | Sharp edge, slight chamfer, rounded edge, or drawing-based edge |
| Processing Method | Cutting, grinding, polishing, deburring, simple machining |
| Tolerance | To be confirmed before quotation if important |
| Custom Processing | Holes, grooves, threads or special shape can be discussed with drawing |
| Packing Method | Separated protection, foam, carton or wooden case according to size and quantity |
| Order Notes | Grade, size, quantity, surface and application should be confirmed before quotation |
Before Quotation
To quote this product correctly, we usually need the following details. Clear information helps us check the suitable supply route and respond faster.
For a faster quotation, please send the following details:
- Grade: Ta1 or required tantalum grade
- Size: side length or target piece weight
- Quantity: pieces or total weight
- Surface: as-cut, ground, sanded or polished
- Edge: sharp edge, chamfered edge or rounded edge
- Application: lab sample, machining blank, furnace part or chemical use
- Drawing: needed for holes, grooves, threads or special tolerance
Clear information helps us check the suitable supply route and avoid quoting the wrong processing method.
Material Fit
Chemical Use
For chemical-related use, please confirm the medium, concentration, temperature and impurities before material selection.
Furnace Use
For vacuum furnace or evaporation-related use, cube size, surface condition and working atmosphere should be checked.
Machining Use
For further machining, drawing, tolerance, edge condition and machining allowance are more important than only the product name.
Processing & Supply

For Ta1 Tantalum Cube, the supply route may include material preparation, cutting, surface finishing, edge treatment, dimensional confirmation, and packing. If further machining is required, the drawing should show size, hole position, thread, tolerance, and surface requirement.
For simple cube orders, grade, side length, quantity, and surface finish are usually enough for quotation. For custom cube parts, drawing-based confirmation is recommended.
Additional document or inspection requirements should be discussed before order confirmation. They should not be assumed by default.
Key Features
Custom Cube Size Support
Side length can be checked according to your order requirement. Please send the exact size and quantity before quotation.
01
Surface Options
As-cut, ground, sanded, or polished surface can be discussed. The suitable finish depends on final use, appearance requirement, and budget.
02
Compact High-Density Form
Cube form is easy to weigh, store, and handle. It is practical for small samples, trial use, furnace parts, and machining blanks.
03
Suitable for Further Machining
The cube can be used as starting material for small custom tantalum parts. If CNC machining is needed, please provide a drawing with tolerance and surface details.
04
Faster Inquiry Confirmation
For this product, a clear size and surface requirement can speed up quotation. It also reduces repeated confirmation before order.
05
Buyer Check Points
Cube Size
Side length affects single piece weight, material cost, and processing route. Please confirm the exact size instead of only sending the product name.
Surface Finish
As-cut surface is enough for some machining blanks. Ground or polished surface may be needed when appearance, contact surface, or handling cleanliness is important.
Edge Condition
Sharp edge, slight chamfer, or rounded edge should be confirmed before order. This detail is more important for small cubes and handled samples.
Single Piece Weight
Tantalum has high density, so even a small cube can have noticeable weight. If weight matters in your process, please confirm either the side length or target piece weight.
Machining Allowance
If the cube will be machined into a final part, extra allowance may be needed. Please mention this before quotation.
Packing Protection
Small cubes can be packed separately to reduce surface scratches. Polished pieces usually need better surface protection during transport.
Applications
Laboratory Research
Used as small samples, test pieces, or material comparison parts. Size, purity requirement, and surface condition should be confirmed before quotation.
Vacuum Furnace Use
Used for selected furnace parts, supports, inserts, or trial components. Working temperature, atmosphere, and size should be checked before material selection.
Evaporation or Melting-Related Use
Cube form is convenient for weighing and handling in some evaporation or melting-related processes. Final suitability depends on equipment design and process condition.
CNC Machining Stock
Used as solid tantalum material for turning, milling, drilling, or custom parts. Drawing, tolerance, and machining allowance should be provided if further processing is needed.
Chemical Equipment Components
Used for selected corrosion-related parts when the working medium is suitable for tantalum. Acid type, concentration, temperature, and impurities should be confirmed before use.
Custom Tantalum Parts
Ta1 Tantalum Cube can also be used as starting material for small non-standard components. A sample photo or drawing helps us confirm the quotation more accurately.
Packing & Delivery
Ta1 tantalum cubes can be packed in plastic bags, foam, cartons, or wooden cases according to size, quantity, surface condition, and weight.
For polished cubes, separated protection is recommended to reduce scratches during transport. For heavier pieces, stronger outer packing may be needed.
Express, air, sea, or other shipment methods can be discussed according to size, weight, urgency, and destination.
Lead time depends on material grade, cube size, quantity, surface condition, and processing requirement. Clear specifications help us check quotation and delivery possibility faster.

FAQ
Q1: What information is needed before quotation?
A: Please send the grade, cube size, quantity, surface condition, tolerance requirement if any, and final application. A drawing is helpful if the cube needs further machining.
Q2: Can you supply custom Ta1 Tantalum Cube sizes?
A: Custom size can be discussed according to order requirements. Please provide side length, quantity, and surface requirement before quotation.
Q3: Can the cube surface be polished?
A: Polished surface can be checked according to size and quantity. If surface appearance is important, please mention it clearly in the inquiry.
Q4: Can holes or grooves be machined on the cube?
A: Drawing-based machining can be discussed. Please provide hole size, groove position, thread details, tolerance, and required surface condition.
Q5: Is Ta1 tantalum cube suitable for chemical use?
A: It may be considered for selected chemical environments. The actual medium, concentration, temperature, impurities, and exposure condition should be confirmed before material selection.
Q6: Can I order a small trial quantity?
A: Small trial quantity can be checked according to size and material availability. Please send the required piece quantity or total weight.
Q7: How is the product packed?
A: Small cubes are usually packed with separated protection, foam, carton, or wooden case according to surface and weight. Polished pieces need better surface protection.
Q8: What affects the lead time?
A: Lead time is affected by grade, cube size, quantity, surface finish, machining requirement, and packing method. Clear details help us check the delivery possibility faster.
About Us

Baoji Zhongxinbao Metal Materials Co., Ltd. supplies titanium materials and selected rare metal products for industrial, chemical, electrochemical, vacuum furnace, machining and custom fabrication applications.
For Ta1 Tantalum Cube, we can help check practical supply options for custom cube size, surface finish, edge treatment, cutting, grinding, polishing and drawing-based machining. Packing can also be arranged according to piece size, surface condition and shipment method, especially for small polished tantalum blocks or machining blanks.
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