A better pour starts with a better plan.

Deep pour · Formula notes

MAS Deep Pour X

A 2:1 casting system designed around deeper layers and a slower workflow, with its own mixing and dwell instructions.

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What to check before choosing this formula

Mix A : B by volume2 : 1
Mix A : B by weight100 : 43
Layer and pour limitsRecommended 2–3 in; thinner extends cure.
Working and curing contextProduct: 12 h work, 36 h cure; <2 in 48–72 h. The linked manual allows up to one hour to mix and pour no more than five gallons at 60–80°F. Its cure table lists full cure in 5–7 days for a 2–3 inch casting at 77°F, with approximately 12 hours to tack-free and 24 hours to sanding. These differ from the product page’s 12-hour working and 36-hour cure headlines; even the manual contains later 36-hour full-cure prose. Confirm the schedule for your exact kit and conditions.
Workshop conditions60–80°F recommended; product also gives do-not-use-above 85°F.
MAS Deep Pour X — 1.5 gallons kit
1.5 gallons kit · Paid link

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MAS Deep Pour X: check the selected 1.5 gallons kit, included components and current offer. Read the formula limits before choosing it for your project.

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Where Deep Pour X changes the plan

Deep Pour X is the slower, deeper-layer member of this MAS comparison. Its 2:1 volume ratio, 100:43 weight ratio and two-to-three-inch recommended depth belong together; none should be transferred to Original Deep Pour.

The instructions describe a mixing, transfer and dwell sequence that can occupy a substantial part of the preparation stage. Have the mold supported and sealed before starting, and check the working-temperature recommendation for the entire cure period.

MAS discourages treating this slow casting formula as a quick seal coat. Plan porous-wood preparation separately, with a compatible system and the required surface preparation between stages.

Deep Pour X needs a longer mix-and-dwell stage

Mix for 5–10 minutes, transfer, and mix for another 5–10 minutes. The instructions then specify a 30–45-minute dwell at 60–80°F, with the complete process limited to one hour.

The Deep Pour X container allowance is no more than five gallons. It belongs to this formula’s procedure and cannot be transferred to Original Deep Pour.

Reconcile the manual and product-page cure labels

Product: 12 h work, 36 h cure; <2 in 48–72 h.

The linked manual allows up to one hour to mix and pour no more than five gallons at 60–80°F. Its cure table lists full cure in 5–7 days for a 2–3 inch casting at 77°F, with approximately 12 hours to tack-free and 24 hours to sanding. These differ from the product page’s 12-hour working and 36-hour cure headlines; even the manual contains later 36-hour full-cure prose. Confirm the schedule for your exact kit and conditions.

For Deep Pour X, write down the batch quantity, casting depth and maintained temperature. Use those details when asking MAS to reconcile its cure statements. The manual’s mixing-and-pouring window, demolding decision and full-service endpoint must stay distinct; a hard surface cannot settle the documentation conflict.

Limitations & open questions

  • 80°F recommended ceiling vs separate 85°F prohibition; use 60–80°F recommendation.
  • Not suitable as quick seal coat; maker advises another resin.
  • Working and cure figures conflict between the product page and linked manual; do not plan full service around the fastest headline.

A depth ceiling is only one condition. Verify total mixed mass, geometry, temperature and the exact kit revision before planning a pour. A smaller package of the same formula does not automatically change its operating limits.

Exact kit options

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MAS Deep Pour X — 1.5 gallons kit
1.5 gallons kit · Paid link
1.5 gallons kitASIN B09YRVLF3P · approximately 5.68 L combined
View this kit on Amazon ↗
MAS Deep Pour X — 3 gallons kit
3 gallons kit · Paid link
3 gallons kitASIN B09YRX4FP3 · approximately 11.36 L combined
View this kit on Amazon ↗
MAS Deep Pour X — 6 gallons kit
6 gallons kit · Paid link
6 gallons kitASIN B09YRW672Z · approximately 22.71 L combined
View this kit on Amazon ↗
MAS Deep Pour X — 1.5 gallons kit
1.5 gallons kit · Paid link

Check the selected kit before ordering

MAS Deep Pour X: check the selected 1.5 gallons kit, included components and current offer. Read the formula limits before choosing it for your project.

As an Amazon Associate I earn from qualifying purchases. We may earn a commission from the paid links on this page. How affiliate links work.

View 1.5 gallons kit on Amazon ↗

Read formula notes and other kit sizes

Sources & further reading

Manufacturer documents can change. Match the full formula name and kit instructions. This page is based on document research, not our own product testing.

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