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Brownells

Heat-Treating Bone Charcoal - Heat-Treating Bone Charcoal, 10x28 Sieve Size, 25 Lbs

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Bone Charcoal

Sized for crucible packing of

High-carbon Content

Without waxes or fillers

Designed Produce

Dramatic color and swirl patterns

Mixing Bone

Wood charcoal by ratio allows

Packed 5-gallon

Bucket

$199.99
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SKU: 084097031

Overview

This bone charcoal is intended for crucible packing when hardening steel parts, making it a practical choice for heat-treating work that calls for controlled color and swirl effects. Its high-carbon content and lack of waxes or fillers are noted for producing vivid patterning, while blending bone and wood charcoal in specific ratios allows additional control over the final appearance. It is supplied in a 5-gallon bucket and offered here in a 25 lb. bone charcoal format with a 10x28 sieve size. For users focused on heat-treating and finish character, it provides a purpose-built material rather than a general-purpose charcoal.

Why Hunters Choose the Brownells

Crucible Packing

Of steel parts to be

High-carbon Content

Without waxes or fillers

Helps Produce

Brilliant color patterns

Supports Additional

Color and pattern control when

Packed 5-gallon

Bucket for convenient storage

Key Features

  • Bone charcoal sized for crucible packing of steel parts to be hardened.
  • High-carbon content without waxes or fillers.
  • Designed to produce dramatic color and swirl patterns.
  • Mixing bone and wood charcoal by ratio allows added control over color and pattern.
  • Packed in a 5-gallon bucket.
  • Bone charcoal: 10x28 sieve size, 25 lb. weight.

Best Used For

  • Users packing crucibles for steel parts that need controlled hardening and color patterning
  • Builders seeking bone charcoal with a 10x28 sieve size for crucible packing
  • Users wanting high-carbon bone charcoal without waxes or fillers in a 25-pound supply
  • Projects requiring adjustable color and pattern control by mixing bone and wood charcoal

Specifications

Bone Sieve Size10x28
Bone Weight25 lb. (11kg)
Packed In5 gal. bucket
Wood Size#6
Wood Weight10 lb. (4.5kg)

Pros

  • Designed for crucible packing of steel parts to be hardened
  • High-carbon content without waxes or fillers
  • Helps produce brilliant color patterns
  • Supports additional color and pattern control when mixed with wood charcoal
  • Packed in a 5-gallon bucket for convenient storage

Considerations & Trade-offs

  • Designed for crucible packing and heat-treating use, so it is not a general-purpose charcoal product.
  • Color and swirl results depend on mixing bone and wood charcoal by specific ratio, so the final pattern is not fixed by the product alone.
  • The 25 lb. bulk quantity in a 5 gal. bucket may be more than needed for smaller or occasional projects.
  • The description emphasizes color patterns rather than performance characteristics, so it is best suited to users focused on appearance in heat-treating work.

Suggested Comparisons

  • Heat-treating charcoal
  • Crucible packing materials
  • Knife and tool heat-treating supplies
  • Metal finishing and coloring supplies

Suggested Accessories

  • Crucible
  • Heat-resistant gloves
  • Tongs
  • Protective eyewear

Frequently Asked Questions

What is this bone charcoal used for?

It is described as bone charcoal for crucible packing of steel parts to be hardened.

What size is the bone charcoal sieve?

The product is listed as bone charcoal in 10x28 sieve size.

How much product is included?

The bone charcoal is listed at 25 lbs. (11 kg) and packed in a 5-gallon bucket.

Does the description mention what kind of results it can produce?

The short description says it produces dramatic color and swirl patterns, and the long description says the high-carbon content without waxes or fillers gives brilliant color patterns.

Can this be mixed with other charcoal types?

Yes. The long description says mixing bone and wood charcoal by specific ratio provides additional control over color and pattern.