White seraya (Parashorea malaanonan)
Family: Dipterocarpaceae
Common names: Anyit, Apnit, Bagtikan, Baiukan, Baiukan-pula, Bakoog, Balak-bakan, Baliuisuis, Banaliuan, Bayokan, Bayukan-pula, Bayukan-puti, Binaliuan, Buayahon, Cho-chi, Dalurot, Dangiog, Danglog, Danlig, Danlig-puti, Danlog, Daun lichin, Dunlog, Gagil, Gerutu gerutu, Guijo blanco, Hapnit, Lapnisan, Lasaan, Lauaan, Lauan, Lauan item, Lauan-barik, Lauan-danlog, Lauan-pula, Lauan-puti, Light red lauan, Litok, Malaanonang, Malaanonang na pula, Malakayan, Manggasinoro, Manlokoloko, Mayapis, Meranti putih, Murut, Pendan, Philippine mahogany, Seraya putah, Takuban, Takulau, Tavoy wood, Thingadu, Tiaong, Urat mata, White lauan, White seraya, Yauaan
Distributed in: Brunei, Indonesia, Malaysia, Philippines (Oceania and S.E. Asia)
Distribution overview: The species is distributed in large quantities in Sabah and the PhilippinesParashorea is a comparatively small genus, and is represented over a wide area from Burma, Indo-China, Sumatra and the mala Penisula in the west to Borneo and the Philippines in the east. P. plicata occurs in the Philippines, and is found on practically all the Islands, except in northern Luzon. It is considered as one of the most abundant species in the islands.
Common uses: Balusters, Bedroom suites, Boat building, Boat building: decking, Boat building: framing, Boat building: planking, Building construction, Building materials, Cabinetmaking, Canoes, Carvings, Chairs, Chests, Concealed parts (Furniture), Construction, Core Stock, Decks, Decorative plywood, Decorative veneer, Desks, Dining-room furniture, Domestic flooring, Dowell pins, Dowells, Drawer sides, Excelsior, Factory flooring, Figured veneer, Fine furniture, Floor lamps, Flooring, Furniture , Furniture components, Furniture squares or stock, Furniture, Hatracks, Heavy construction, Interior construction, Joinery, Kitchen cabinets, Lifeboats, Light construction, Living-room suites, Mine timbers, Moldings, Musical instruments, Office furniture, Paneling, Parquet flooring, Particleboard, Plain veneer, Plywood corestock, Plywood, Pulp/Paper products, Radio - stereo - TV cabinets, Rustic furniture, Shipbuilding, Stairworks, Stools, Stringers, Structural plywood, Sub-flooring, Toothpicks, Toys, Turnery, Utility plywood, Vehicle parts, Veneer, Veneer: decorative
Environment profile: Status within its natural growth range has not been officially assessed
Tree size: Trunk diameter is 150-200 cm
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isStriped figure, the textureUniformand the lusterSlightly lustrous
Natural durability: Susceptible to marine borer attack, Susceptible to termite attack
Odor: No specific smell or taste
Kiln Schedules: US=T10D5S/T8D4S
Kiln Drying Rate: Rapid (<10 days for boards < 32 mm, to <30 days for boards >= 63 mm)
Drying Defects: Slight surface checking, Slight twist/warp
Ease of Drying: Shrinkage from Green to 12% MC
Tree Identification: Bole/stem form is straight
Comments: General finishing qualities are rated as good Tyloses are abundant in the wood. Some trees may contain brittleheart but it extends less than 120 mm from the pith
Blunting Effect: Slight blunting effect on cutters
Boring: Good (75+ pieces out of 100 will yield good to excellent results)
Carving: Very good results
Cutting Resistance: Saws well
Gluing: Satisfactory gluing properties
Mortising: good
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Nailing: Satisfactory nailing properties, Very Good to Excellent
Planing: Very Good to Excellent
Resistance to Impregnation: Sapwood is moderately resistant
Response to hand tools: Slight dulling effect on cutting edges
Routing recessing: Routing is easy
Sanding: Yields a smooth surface
Veneering qualities: Easy to cut, There is slight to moderate drying degrade and the potential for buckles and splits
Steam bending: Very poor
Screwing: Fairly Easy to Very Easy, Very Good to Excellent Results; Turning: Yields fairly smooth surfaces
Painting: Good; Polishing: Satisfactory; Staining: Stains well; Varnishing: Varnish well after filling ;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
 |
 |
 |
 |
Item |
Green |
Dry |
Metric |
Specific Gravity |
0,41 |
0,45 |
|
Density |
|
528 |
kg/m3 |
Bending Strength |
606 |
881 |
kg/cm2 |
Crushing Strength |
40 |
59 |
kg/cm2 |
Hardness |
|
376 |
kg |
Impact Strength |
65 |
65 |
cm |
Shearing Strength |
|
89 |
kg/cm2 |
Stiffness |
102 |
118 |
1000 kg/cm2 |
Tangential Shrinkage |
7 |
|
% |
Radial Shrinkage |
3 |
|
% |
Weight |
512 |
512 |
kg/m3 |
Maximum Load |
0,42 |
0,7 |
cm-kg/cm3 |
Toughness |
|
367 |
cm-kg |
Static Bending |
365 |
561 |
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 8633 | 12540 | psi | Crushing Strength | 578 | 843 | psi | Density | | 33 | lbs/ft3 | Hardness | | 830 | lbs | Impact Strength | 26 | 26 | inches | Maximum Crushing Strength | 4292 | 6726 | psi | Shearing Strength | | 1274 | psi | Static Bending | 5192 | 7992 | psi | Stiffness | 1464 | 1688 | 1000 psi | Toughness | | 319 | inch-lbs | Work to Maximum Load | 6 | 10 | inch-lbs/in3 | Specific Gravity | 0.41 | 0.45 | | Weight | 32 | 32 | lbs/ft3 | Radial Shrinkage | 3 | | % | Tangential Shrinkage | 7 | | % | Volumetric Shrinkage | 7 | | % | |
Density (dry weight) = 31-37 lbs/cu. ft. 0 Max. crushing strength = medium 0 Hardness (side grain) = soft 0 Shrinkage, Tangential = moderate 0 Shrinkage, Radial = very small 0 Modulus of Elasticity (stiffness) = low 0 Bending strength (MOR) = medium 0 Density (dry weight) = 38-45 lbs/cu. ft. Shrinkage, Radial = small Shearing strength (parallel to grain) = very low Shearing strength (parallel to grain) = low Modulus of Elasticity (stiffness) = medium Shrinkage, Tangential = fairly large Bending strength (MOR) = low Toughness-Hammer drop (Impact Strength) = low Shrinkage, Tangential = very small Shrinkage, Radial = moderate Shrinkage, Radial = fairly large Toughness-Hammer drop (Impact Strength) = very low Shrinkage, Volumetric = very small Shrinkage, Volumetric = small Shrinkage, Tangential = small It compares favorably with Teak, which also has high bending strength. Some familiar species with high crushing strength parallel to grain include Hard maple, Teak, and White oak. It resists denting and marring about as well as white oak or birch. Weight = medium Shrinkage, Tangential = large Shrinkage, Radial = large Modulus of Elasticity (stiffness) = very low Max. crushing strength = high Hardness (side grain) = very soft Hardness (side grain) = medium Density = high Density (dry weight) = 23-30 lbs/cu. ft. Crushing strength = high Compression strength (parallel to grain) = high Bending strength in the air-dry condition (about 12 percent moisture content) is high Bending strength (MOR) = high
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